CCIE practical studies [Volume 2] 9781587050725, 1587050722, 1587200023

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CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

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Table of Content s

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Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

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Gain han per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Aboutdsth eon Autex h ors Pr act icalAbout St udies t le fring omAu tCisco Press. th e Conit t ribut hor About th e Tech nical Rev iewer s Ack nowledgmen Ex per ien ce ptsut t in g

concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g

Iw con s Used is Book hat youinkTh now Com man d Sy nt ax Conv ent ions

Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Foreword I n tr oduct ion

Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t How This Book I s Organized Not es CCI E PrFinal act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E Ilab am Cov b y erprDiagram esent in n sideex Front s g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics Part I . Et hernet Swit chin g not cover ed in Volum e I , like t he Cisco Caton aly 3 550 , alyst r out 35 e 50 m aps, BGP, icast , and QoS. Cha pter 1. Conf igurin g Advanced Swit ch ing thst e Cisco Cat Eth ernet SwitMult ch Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and En t er t he Cisco Cat alyst 355 0 I nt ellig en t Et h er net Swit ch sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. Et h er net Swit ching Review

EEE 80 2. 1d Prot ocolof ( STP) The b ook Ibegins w itSpan h b nin riefg Tree cover age t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d Cat alyst 550r ef Con figu rat ionfor Modes mino lo gy. Lab orat ory ex ercises cov ering each of t he cor e includes sug gest3ed erences fur and t h erTerreading t echnologies p rovEtiding d etel, ailed t o apply t heand t echn ologies in r eal net w or k La b 1f:ollow Conf ig, uring h er Chann Lay erguides 3 Swit ching, Rout eding Por ts, SVI s—Par t I set t in gs. The churing apt er book it h3 fiv labMaps—Pa exer cises. These La b 2 final : Conf ig 80 2.of 1wt he RSTP an d 8concludes 02. 1s MST, Lawyer Switechhan ing, dsan don VLAN rt I com prPart eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y I I . Cont rolling Net work Pr opagat ion and Net work Access level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. Cha pter 2. Conf igurin g Rou t e Maps an d Policy-Based Rout ing St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . Rou te Map Ov erv iew

La b 3 : Conf ig uring Com plex Rout e Maps a nd Using Tags—Part I La b 3 : Conf ig uring Com plex Rout e Maps a nd Using Tags—Part I I La b 4 : Conf ig uring Policy-Based Rout ing—Part I La b 4 : Conf ig uring Policy-Based Rout ing—Part I I Part I I I . Mult icast Rout ing Cha pter 3. Conf igurin g Mult icast Rou t ing Mu ltica st Basics

I P Mult icast Ad dressing Mu ltica st Dist ribut ion Trees Prot ocol I ndepend en t Mu lt icast in g La b 5 : Set Up Basic Mult icast in g Mu ltica st Fram e Relay Mu ltica st TTL Mu ltica st Boun dary

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PI M Aut o- RP

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La b 6 : Set Up Fram e Relay Mult icast Rou t in g

Exam ples

Mu ltica st Jo in ing CCI E Pr a ct ica l Stud ie s V ol um e I I La b 7 : Mult icast Joinin g By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220 Con tr ollin g Mult icast La b 8 : Adv an ced Mu ltica st Deliv ery Pub lish er: Cisco Press DVMRP Mult icast Rou t ing Pub Dat e: Novem ber 07 , 20 03 PI M Version 2 I SBN: 1- 58 705 -0 72 -2 La b 9 : PI M Pages: 10 32 Mon it oring and Test in g CCI E Mu lt icast Lab Scenar io Furt h er Reading Part I V. Perf orma nce Managem en t an d Qualit y of Serv ice pter 4. Rout er Per form ance Man agement Gain hanCha dson ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Det erm ining Perfor man ce Pr act ical St udies t it Rout le frerom Cisco Press. ATM: Th e Oth er WAN Techn olo gy Switching Modes

Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g Com pression w hat you k now Furt h er Reading

Cha egrat Dif ferent iat edfor Serv Lear n pter how5. t Iontbu ildedaand p r act ice lab yices our

CCI E lab ex am pr epar at ion

I n tegrat ed Serv ices

Tak ePract fiv eicalfuExam ll- blow p ract t hat m im ic t he act u al lab ex am env ir onm en t ple: n RSVP an dice VoIlabs P Diff er en t iat ed Serv ices

CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e Pract ice Scen ario CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect Furt h er Reading com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics Cha QoS — Limitt he ing an d Queuin Trast ff ic3 550 , r out e m aps, BGP, Mult icast , and QoS. not cover edpter in 6.Volum e Rat I , elike Cisco Catgaly FI m FOeQu Com bin edThe w itBahsics: Volu I ,euing t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g Weighed por t ions FairofQut euing h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. Priorit y Queu in g

The b ook Custom beginsQuweuiting h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e En for cing Traff ic Policy with QoS t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k Traf fic Shaping set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These Classif an dice Marking ic wit h all CARof t he t echnolog ies an d g rad ually incr ease in diff icu lt y com pr eh en siv eyinprg act lab sTraff include Priorit izing Real-Tim e Voice fic arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. level. They pr esen t r eaders w it Traf h scen St ud y t ipsClassan dBat est sed -Queuin t ak ing g Solut t echions niqu es ar e in clud ed t h rou ghou t t h e book . Pract ice Scen arios La b 1 3: Man aging I nt ernet Traff ic wit h CBWFQ and NBAR Furt h er Reading Part V. BGP Theory and Conf igurat ion Cha pter 7. BGP- 4 Theory BGP Overv iew BGP Rou tin g Tables Neighb or Relat ionsh ips

BGP Messages NOTI FI CATI ON Message BGP Finit e-St ate Mach ine Operat ion BGP Pat h Att ribu t es Rou te Ref lect ors Con federat ions Peer Grou ps

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Rou te Select ion Process

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Sum mar y

Exam ples

Furt h er Reading CCI E Pr a ct ica l Stud ie s V ol um e I I Cha pter 8. I nt rod uct ion t o BGP-4 Con figu rat io n By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220 BGP Con figur ation Pr er equ isites Con figur in g a nd Troublesho otin g BGP Neigh bor Relat ion ships Pub lish er: Cisco Press BGP Neighb or Con figu rat ion Pub Dat e: Novem ber 07 , 20 03 E- BGP Peer Relat ionsh ips I SBN: 1- 58 705 -0 72 -2 BGP and I GP I nt eract ion Pages: 10 32 BGP and I P Rout ing Tables Adv ert isin g Local Net wor ks La b 1 4: BGP Rout in g Furt h er Reading Cha pter 9. Advan ced BGP Con figu rat ion

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E BGP Neighb en t icat io n Press. Pr act ical St udies t itorleAut frhom Cisco Simplif yin g Large BGP Net work s Pract ical Exam ple: BGP Con federat ions

Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g Rou te Agg reg ation w hat you k now Filterin g BGP Rou t es

g BGP t ribut e Rou tin gfor Po licies Lear Usin n how t oAtbu ildesa top rCreat act ice lab y our CCI E lab ex am pr epar at ion Usin g Mult iple Pat hs

Tak ePract fiv eicalfuEx ll-am blow p ract hat m im ic t he act u al lab ex am env ir onm en t ple: n Mult ihomice ing alabs BGP tNet work Admin ist rat iv e Dist an ce and I t s Ef fect s o n BGP

CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e BGP Rou te Dam penin g CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect Tun ing BGP Perfor man ce com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics Practin iceVolum Scen arios not cover ed e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Mu ltihm omin BGPCCI Net work Com bin edLawb it1 5: h Volu e Ig, at he E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g Furt porh terions Reading of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. Part VI . CCI E Pr act ice Labs

The b ookCha begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d pter 10 . CCI E Pr epa rat ion and Pract ice Labs includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e CCI E Prepara tion t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k CCI E Practice Labs set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These CCI E Practice Ar row com pr eh en siv e pr actLab: ice Brok lab seninclude all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y CCIpr E esen Practice ! ! ! Boom . level. They t rLab: eaders w it h. . scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ipsCCI anEdPractice t est - tLab: ak ing Th et Iech n timniqu idat ores ar e in clud ed t h rou ghou t t h e book . CCI E Practice Lab: Ench ilad a I I CCI E Practice Lab: Kobayash i Mar u Part VI I . Appendix es Appendix A. Cisco I OS Sof t ware Lim it at ions and Restr iction s Cisco I OS Soft ware Limit at ions an d Rest rict ions Clust er Lim itat ion s an d Rest rict ions Clust er Man agem ent Su ite Lim it at ion s an d Rest rict ions I m port ant Not es

Appendix B. RFCs Appendix C. Bib liogr aphy Appendix D. I P Pr ef ix List s I n dex

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Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Copyright Cop yr igh t © 200 4 Kar l Solie an d Leah Lyn ch Cisco Pr ess log o is a t rad em ar k of Cisco Sy st em s, I nc. • Table of Content s •

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Pub lished by : • Cisco Pr ess Exam ples CCI E Pr a ct ica l Stud ie s V ol um e I I 80 0 East 96 t h St reet By Kar l Solie CCI EI N No.462 4599 I ndian apolis, 40, Leah USALynch CCI E No. 7220 All rPub ight reserv lishser: Cisco ed. PressNo par t of t h is book m ay b e repr od uced or t r ansm it t ed in an y for m or b y any m ean s, elect r onic or m ech anical, inclu ding ph ot ocopy in g, r ecor d in g, or by any in for m at ion Pub Dat e: Novem ber 07 , 20 03 st or age and r et r iev al syst em , w it hou t w r it t en p er m ission fr om t h e pu blish er , ex cept for t he I SBN: 1- 58 705 -0 72 -2 inclusion of b rief qu ot at ions in a r eview . Pages: 10 32

Pr int ed in t h e Un it ed St at es of Am erica 2 3 4 5 6 7 8 9 0 Secon d Pr int in g D ecem ber 200 3 Lib rar y of Con gr ess Cat aloging- in - Publicat ion Num ber: 20 010 949 73 Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press.

Warning and Disclaimer Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g hat isyou k now This bwook desig ned t o pr ov ide inf or mat ion ab out select ed t opics for t he CCI E ex am for t he Rou t ing and Sw it ch in g t rack . Ev er y ef for t has b een m ade t o mak e t h is book as com plet e and as n how t o bu but ild ano p r act ice lab forfitynour E lab ex am pr epar at ion accu r Lear at e as possible, w arr ant y or essCCI is im plied. e fiv e fuis ll- pblow n p ract t hat m im ic t he u al ex am envand ir onm en t Sy st em s, The inTak for m at ion r ovided on ice an labs " as is" basis. The auact t hor s, lab Cisco Pr ess, Cisco I nc. shall h ave n eit h er liab ilit y n or r espon sib ilit y t o any person or ent it y w it h r espect t o any loss CCI Pr actes ical St udies, Volum e Iorm I leads E can didat t hrbook ou ghort he p rocess of pr arin g f orort h e or dEamag arising fr om t h e inf at ionCCI cont ained in es t h is fr om t h e use of ep t he d iscs CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect pr ogr am s t h at m ay accomp any it . com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not ed inexVolum e I in , like Cisco Cat aly 3 550 r outand e mar aps, BGP, Mult icast and QoS. The cover op inions pr essed t hist he b ook belong t ostt he aut,hor e not necessar ily t,hose of Cisco Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and Sy st em s, I nc. sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w itAcknowledgments h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d Trademark

includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k All t er ms ment ion ed in t his b ook t hat ar e kn ow n t o be t rad em ar k s or serv ice mar k s hav e b een set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These app rop riat ely capit alized. Cisco Pr ess or Cisco Syst em s, I nc. cannot at t est t o t he accur acy of t his com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y inf orm at ion. Use of a t er m in t h is book should not be regar ded as af fect in g t he v alid it y of any level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. t r adem ark or ser v ice m ar k . St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

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Cisco Pr ess ofExam fer sples excellent discount s on t his book w h en or der ed in quan t it y for bulk p ur ch ases • or special sales. For m or e infor m at ion, p lease cont act : U .S. Cor por at e a nd Gove rn m e nt Sa le s CCI E Pr a ct ica l Stud ie s V ol um e I I 1- 8 00- 3 82- 3 419 corp sales@pear son t ech gr oup. com By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

For sales ou t sid e of t he U. S. please con t act : I nt e rn at i ona l Sa le s 1 - 31 7- 58 1- 37 93 int er nat ear sont echgr oup .com Pub lishional@p er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2

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John Wait

Ed it or- in - Chief

John Kane

Cisco Repr esent at ive

Ant h ony Wolf en den

Cisco Pr ess Pr ogr am Manager Sonia Torr es Ch avez Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Cisco Mar et in g tCom mu nicat ion sPress. Man ager Scot t Miller Pr act ical Stkudies it le fr om Cisco Cisco Mar k et in g Pr og ram Manager

Ed ie Quir oz

Ext ive per ien labt ow scen arios t h at g uide y ou in ap ply in g Ex ecu Editce or p ut t in g concept s in t o pr act ice Brw etitt hBar w hat you k now Man aging Edit or Pat r ick Kanouse Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Dev elopm ent Edit or s Gr eg Balas, Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t Ch rist oph er Clev eland CCI E Pr act ical can didat t hr ou gh t he p rocess of pr ep arin g f or t h e Pr oject Edit or St udies, Volum e I I leads CCI E San Dee es Phillips CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com Coppanion y Edit ort o t he best - selling fir st edit ion, t his Keit b ook h Clin preovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Techbin nical Editithors en Car roll, Greg Tillet , eKev int ing Tur and ek Com ed w Volu m e I , t he CCI E can didat eJennif w ill ger et DeHav comp rehensiv e cover age of tt h rou sw it ch inCoor g por t ions , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. Team dinat or of t h e Rout in g an d Sw it ching Tam m i Ross The Book b ook Designer begins w it h b rief cover age of t h e corGina e t echn Rexolog rod eies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e er Desig ner Adair t Cov echnologies f ollow , p rov iding d et ailed guidesLou t o isa apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e ing, han dson lab exer cises. These Pr oduct ion Team Oct al Pu blish I n c. com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y I ndexThey er level. pr esen t r eaders w it h scen arios simTim ilar Wr t o ight w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Corpor at e H e a dqua rt er s Cisco Sy st em s, I nc. 17 0 W est Tasm an Dr ive San Jose, CA 9 513 4- 17 06

USA w w w .cisco. com Tel: 40 8 526- 400 0 8 00 553 - NETS ( 638 7) Fax: 40 8 5 26- 4 100 Eur ope an H ea dq ua rt e rs Cisco Sy st em s I nt er nat ional BV • Table of Content s Haar ler ber gpar k • I ndex Haar ler ber gw eg 1 3- 19 • Exam ples 11 01 CH Am st erd am CCI E Pr a ct ica l Stud ie s V ol um e I I The Net h er lands By Kar CCI No. 4599 ww wl- Solie eu rop e.Ecisco. com, Leah Lynch CCI E No. 7220 Tel: 31 0 20 35 7 100 0 Fax:Pub31 35 Press 7 1 100 lish0er:20 Cisco Pub Dat e: Novem ber 07 , 20 03

Am e ri ca s H e adq ua rt e rs I SBN: 1- 58 705 -0 72 -2 Cisco Sy st em s, I nc. Pages: 10 32 an Dr ive 17 0 W est Tasm San Jose, CA 9 513 4- 17 06 USA w w w .cisco. com Tel: 40 8 526- 766 0 Fax: 8 ds5 27883 Gain 40 han on0ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Asia Pa ci fi c H e adq ua rt e rs Cisco Sy st em s, I nc. Ex Tow per ien Cap it al er ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now 16 8 Robinson Road # 22 - 01 t o # 2 9- 01 Lear how912 t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Singap or en 068 w w w .cisco. com e fu ll- 7blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t Tel: +Tak 65 e63fiv 17 777 Fax: + 65 63 17 779 9 CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab am y pr in g t200 hemofwfices it h a inser of challen ging at orr yegex ers.cises. per fect Cisco Sy stex em s hbas mesent ore t han t hies e follow ing cou nt rlabor ies and ion Addr A esses, com panion t o t he best selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics ph one nu m bers, an d f ax nu m bers ar e list ed on t h e Cisco. com W eb sit e at not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. w w w . cisco.com / go/ off ice s. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h Routr in d Sw it Secu r it y , ia an•d Ser v icea Pr ider •labChina ex amPRC s. • Ar gent ina • Au st r alia • e Aust ia g• an Belgiu mching • Br,azil • Bulgar Canad • ov Chile Colom bia • Cost a Rica • Cr oat ia • Czech Repu blic D • en mar k • Dub ai, UAE • Fin lan d • Fran ce • The b ooky •begins w it •h bHong rief cover of •t hHu e cor e tyechn olog equir ed• on t h e CCI an d Ger man Greece Kon gage SAR ngar • I ndia • ies I ndronesia I r eland • EI srlab aelex • am I t aly • includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor•e Japan • Korea • Lu xem bou rg • Malaysia • Mex ico • eTh Net h er land s • New Zealand • Nor w ay tPeru echnologies f ollow •, pPoland rov iding• dPor et ailed t ooapply ing t ania he t echn ologies r eali Ar netabia w or k• • Philippines t ug alguides • Puert Ric o • Rom • Ru ssia • in Saud set t in gs. The final ch apt er of t he book concludes w it h fiv e han dson lab exer cises. These Scot land • Sing apor e • Slov ak ia • Slov enia • SoutAfr h ica • Spain • Sw eden • Sw it zerland • com siv e pr act s include all of heitted echnolog anitded g rad ually ease lt nam y Taiwpr aneh• enThailand • ice Turlab key • Uk r aine • tUn Kingd om ies • Un St at es • incr Ven ezu in eladiff • icu Viet • level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. Zim babw e St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . Cop yr igh t © 200 3 Cisco Sy st ems, I n c. All rig ht s r eser v ed . CCI P, CCSP, t h e Cisco Ar row logo, t h e Cisco Pow ered Net w or k m ar k, t he Cisco Sy st em s Ver ified log o, Cisco Un it y, Follow Me Brow sing , Form Sh are, iQ Net Readiness Scorecar d, Net w or king Academ y, and Scr ipt Sh ar e are t r ademar k s of Cisco Sy st em s, I nc. ; Ch angin g t h e Way We W ork , Live, Play , and Lear n, Th e Fast est W ay t o I ncr ease Your I n t ern et Quot ient , and iQuick St ud y ar e ser v ice m ar k s of Cisco Sy st em s, I nc.; and Air onet , ASI ST, BPX, Cat aly st , CCDA, CCDP, CCI E, CCNA, CCNP, Cisco, t he Cisco Cer t ified I nt er net w ork Ex pert logo, Cisco I OS, t he Cisco I OS logo, Cisco Pr ess, Cisco Sy st ems, Cisco Sy st em s Cap it al, t he Cisco Sy st ems log o, Em p ower ing t he I nt er net Generat ion , En t er p rise/ Solv er , Et h er Ch annel, Et h er Sw it ch, Fast St ep, GigaSt ack , I nt er net Qu ot ien t , I OS,

I P/ TV, iQ Ex pert ise, t he iQ logo, Light St ream , MGX, MI CA, t h e Net w ork ers log o, Net w ork Regist r ar, Packet , PI X, Post - Rout ing , Pr e- Rout ing , Rat eMUX, Regist r ar, Slid eCast , SMARTn et , St r at aView Plus, St r at m , Sw it chPr obe, TeleRou t er , Tran sPat h , and VCO ar e r eg ist er ed t r adem ark s of Cisco Sy st em s, I nc. an d/ or it s af filiat es in t he U. S. and cer t ain ot her coun t ries. All ot h er t rad em ar k s m en t ioned in t his d ocum en t or W eb sit e ar e t he p r opert y of t heir respect ive ow ner s. The use of t h e w or d p art ner does not im ply a p art nership r elat ion sh ip b et w een Cisco and any ot her comp any . ( 03 03R) •

Table of Content s

• int ed in t h eI ndex Pr USA • Exam ples CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Dedications Pub lish er: Cisco Press

Le aPub h Lyn : Th is Dat e:ch Novem berbook 07 , 20is 03d ed icat ed t o m y h usband , Ch ad Lyn ch , w ho alway s sup por t s, list ens t o, an d en cou rag es me. I lov e y ou. I SBN: 1- 58 705 -0 72 -2

Pages: Sol ie : 10 Th32is

Ka rl book is d ed icat ed t o m y f am ily —m y m ot her an d f at her , John an d Linda Solie; and m y t w o br ot her s, Mike an d Jim . We hav e been b lessed w it h a close fam ily and hav e a king 's w ealt h of a diff erent k in d. Th is book is also d ed icat ed t o m y w if e, San dr a, and m y t w o dau ght er s, Am anda and Paige, for all t heir sacr if ices ov er t he y ears and t heir endur ing lov e. You t hr ee m ak e ev ery day w ar m er , b rig ht er, and happ ier for m e. Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

About the Authors Le a h Lyn ch , CCI E No. 722 0 R/ S, is a net w ork en gineer w it h a larg e fin ancial inst it ut ion. Leah has mor e t h an sev en y ear s of ex perience in t he I T in dust r y , w it h four year s focu sed on het er ogeneous intof erContent net w orsk en vir onm ent s, includ in g bank ing, ret ail, m edical, gov er nm ent , • Table m anuf act ur ing, cor por at e, sales, n et wor k ser vice pr ov ider, t elecomm u nicat ion s, and 2. 5/ 3 G • I ndex w ireless net w ork s. Leah also holds sev er al ot her Cisco cer t ificat ions an d is cu rr ent ly w or k in g on • Exam ples her Comm un icat ion s and Serv ices CCI E. Sh e w rot e Ch apt ers 6 t hr ough 9 ( t he QoS and BGP CCI E Pr a ct ica l Stud ie s V ol um e I I chapt er s) an d can be r each ed at leah. ly nch @ieee.or g. By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Ka rl Sol ie , CCI E No. 459 9, is a pr incipal eng in eer f or t h e con su lt ing fir m Solie Resear ch, LLC. Kar Pub l has mor e t hPress an 14 year s of exp er ience in t he field desig ning and im plem ent ing som e of t he lish er: Cisco lar gest I P-e: an d SNAPub Dat Novem ber 07b,ased 20 03 int er net w ork s in t he Unit ed St at es and abr oad for com pan ies such as McDonn ell Doug las/ Boeing, Unisy s, and t he Fult on an d Los Angeles count y gov er nm ent s. Kar l is I SBN: 1- 58 705 -0 72 -2 also act ive in Cisco p rof essional d ev elopm en t an d, along w it h t his v olum e, he h as aut h ored CCI E Pages: 10 32 Pr act ical St ud ies, Volum e I , ( Cisco Press, 200 1) . Kar l can also be caug ht in t h e classr oom, as a cer t if ied Cisco Sy st em s inst r uct or , t r aining f or t he Ascolt a Tr aining Com p any in Minneapolis. Kar l concen t r at ed in app lied mat hemat ics at t he Univ ersit y of Wisconsin - St out and holds a bachelor of ar t s in law fr om t he Univer sit y of Califor nia, I r v in e. Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

About the Contributing Author Scot t Morr is, CCI E No. 471 3, cer t if ied Cisco Sy st em s in st r u ct or . Am on g sever al ot h er cer t if icat ions, Scot t cur rent ly has f our sep ar at e CCI E cer t if icat ions ( Rout in g an d Sw it ching , I SP/ Dial, Secu rit y , an d Ser v ice Pr ov ider) and is w or kin g on his f ift h ( Voice) . He t r avels t h e w orld •t eaching andTable of Content consult ing ons var ious pr oject s. To not becom e bor ed or st ag nant , he has also •st ar t ed b ran ch I ndex in g out in t o t h e Jun ip er Net w or k s w or ld ( JNCI S cu r rent ly an d gr ow in g) for ad ded •consult ing and Exam ples t r aining int er est s. His p rim ar y ar eas of in t erest an d ex per t ise ar e in secur it y , I P CCI E Pr a ct ica l Stud ie V ol um enIet I w or k s, and adv anced r ou t in g. W hen n ot t r av eling , he resides in t elep hony , cable ms odem Lex ingt on ,CCI Kent uck4599 y. At t im Lynch es, heCCI has t augh By Kar l Solie E No. , Leah E No. 7220t CCI E ( Rout ing an d Sw it ching ) b oot cam ps f or v ariou s comp anies, cu rr ent ly at I PEx pert . He has cont r ibu t ed m at er ial t o a few d iff er ent book s and has ser ved as a t echn ical ed it or on man y ot her s. He cur rent ly ru ns h is own com pany Pub lish er: Cisco Press Em anon . com , I nc. an d mar k et s as Uber- Geek . Net , t oo ( ht t p: / / sm orr is. uber - geek . net ) . Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

About the Technical Reviewers Je nn ife r D e Ha v en Car rol l, CCI E No. 140 2, is a pr incipal consult an t w it h Lu cent Tech nologies. She h as plann ed , designed, and im p lem ent ed man y larg e net w or ks over t h e past 1 5 y ear s. She has also developed and t augh t t h eor y an d Cisco im p lem ent at ion classes on all I P r out ing •pr ot ocols. Jenny Tableisoft Content s hor of Rou t in g TCP/ I P, Volum e I I , ( Cisco Pr ess, 2 001 ) w it h Jeff h e coaut •Doy le and can I ndex be r each ed at jenn ifer .car r oll@ieee. or g. •

Exam ples

GreEgPrTi CCI a ctllica et lt Stud , CCIieE s VNo. ol um 523 e I I1, is cur r ent ly w or kin g t ow ar d his secon d CCI E in t h e Secu rit y t rack . He has recer t if ied t w ice sin achiev ing fir st CCI E. Greg is a consult in g sy st em s eng in eer w it h By Kar l Solie CCI E No. 4599 , Leah ce Lynch CCI E No.his 7220 Cisco Sy st em s f ocu sin g on secu rit y , v ir t ual p riv at e n et w or k s, and camp us t echnologies. I n his cur r en t r ole, he sup por t s Cisco Sy st em s engin eer s and account m anager s w it h t heir cu st omer Pub lish er: Cisco Press base an d p resen t s t h ese t echnologies t o var ious audiences at Cisco semin ars. Sin ce j oining Cisco Pub 7, Dathe:e Novem ber 07 , 20 03 m any cu st om er s, st at e and local gov er n ment s, K- 1 2 and high er in 199 has sup por t ed SBN: 1-cu 58st 705 -0 72 s, -2 and sev eral For t u ne 10 0 cu st om er s w it h g lobal n et w or k s. This exp er ience educatIional omer Pages:a 10 32 giv es him uniqu e per sp ect iv e on desig ning and supp ort in g ex t r em ely div er se t y pes of m ult iser v ice n et wor k s. Ke v in Ture k , CCI E No. 728 4, is cur r ent ly w or kin g as a net w or k consult ing engineer in t he Cisco Fed er al Su ppor t Prog r am in Resear ch Tr iangle Par k . He cur r en t ly supp ort s som e of Cisco Depar t m ent of D ef ense cu st omer s. Kevin is also a m em ber of t he Cisco in t er n al QoS vir t ual Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E t eam , w hich sup por t s int er nal Cisco en gineer s an d ex t ern al Cisco cust om er s w it h QoS Pr act ical St udies t it le fr om Cisco Press. deploy m en t an d p rom ot es cur r en t in dust r y best p ract ices as t hey per t ain t o QoS. Kev in ear ned his b ach elor of scien ce degr ee in bu sin ess ad min ist r at ion at t h e St at e Univ er sit y of New Yor k, St onyExBrook . ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g per ien w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Acknowledgments Le a h Lyn ch : Th er e ar e t on s of people w ho w or ked t oget her t o get t his book t o t his p oint . Fir st , I w ould like t o t han k all t he people fr om Cisco Press—Br et t Bart ow , Chr is Clev eland , and Gr eg Balas, w ho h Table elp edoft ak e t h es raw m at er ial an d cr eat e a r eal Cisco Pr ess book ; and t h e t ech nical • Content edit or s, Jen ny Carr oll, Gr eg Tillet t , an d Kev in Tu rek , w ho ver ified ou r w or k and fou nd all t he t iny • I ndex err or s y ou never see w hen y ou ar e t he on e w r it in g. Th ank s guy s! • Exam ples CCI E Pr a ct ica l Stud ie s V ol um e I I

I also w ant t o t hank Karl Solie f or spend in g so man y nigh t s on t he p hone discu ssing ideas and By Karent l Solie E No. t4599 CCI Et han No. 7220 cont . I CCI cannot han k, Leah KarlLynch w it hout king h is wif e, Sandr a, w h o t olerat ed all of our lat enigh t d iscussions. Pub lish er: Cisco Press

I also ant t o t hank Pub w Dat e: Novem ber 07Jen , 20ny 03 Car r oll and Jeff D oyle f or int r odu cin g m e t o t he folk s at Cisco Pr ess and helping m e t ak e t h e beginn in g st eps t ow ard becom in g an au t hor . I SBN: 1- 58 705 -0 72 -2

also Pages: w ant 10 t o32t hank

I Pan Chou, my ver y pat ient fr ien d, f or answ erin g ( or at least at t em pt ed t o answ er) m y obscur e BGP quest ions. And Scot t D own ing for let t ing m e bou nce ideas of f h im. I also w ant t o t hank Mik e Flannag an for an sw er in g my odd QoS q uest ion s and Dan iel Walt on f or his ex cellen t BGP pr esen t at ions and Q/ A sessions at Net wor k ers. And of cour se, ex I mu t hanf or k mt he y hu sb E and, wh ome p att w ien ly twhe aitbest ed for me gt oCCI com Gain, han ds- on perst ience CCI LabChad Ex amLywnch, it h volu o tof - sellin E plet e tPr his r oject and prt itov t he- Press. spot ed it ing. Thank y ou for t oler at ing t he t w o y ear s of const an t actpical St udies leided fr omonCisco w or k; now , w e can go on vacat ion. I alsoEx w per ant ien t o ce t hank fr ien d ErsininHeit f orice helping m escen get arios in t o t this and mot atply inginmg e t o p ut t my in g concept t o przact w it h lab h atfield g uide y ou inivap st ar t w a hat realyou I T car eer; t han ks t o m y m ent or , Geor ge Ser en o, for all t he g ood ad vice and h onest y ; k now and , fin ally , I w an t t o t han k m y fam ily, t he Lyn ch es and t he Sif uent es, for t h eir lov e an d Lear supp ort . n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Takie e :fivNo e fu blowof n pt his ractsize ice labs t hat im ic t hewact u al lab am env t CCI Es, Ka rl Sol prll-oject w ould b empossible it hout t he ex dedicat ionir onm of men any edit or s, t ech nical people and f riend s. I fir st w ant t o t hank all t he p eop le Leah m ent ion ed at Cisco CCI E Prespecially act ical St udies, e I IJohn leads CCI fEorcan ese tthr p rocess ep arin ge faor t h e Pr ess, Ed it or-Volum in - Chief Kane givdidat ing m heouggh r eatt he oppor t u nit of y t pr o becom CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect Cisco Pr ess au t hor . com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics cover ed t in e I , colike st 3for 550 out ehar mdaps, BGP, , and Inot also w ant o tVolum hank my aut the horCisco , LeahCat Lyaly nch, all, rher w ork an dMult lon icast g night s onQoS. t his Com bin. ed Volu m e Inot , t hehav CCI can didat e w ill et comp pr oj ect Th w isitthext w ould eE been p ossible w itghou t h er rehensiv d ev ot ione tcover o it . age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. Sincere t hank s go t o t he ot h er CCI Es inv olv ed w it h t his w or k —Scot t Mor r is, for cont ribu t ing his The er b ook begins w it h brou rieft ing cover e cor ed on t h ew or CCI labinexby am exp t ise in mu lt icast by age w r it of ingt hCh apteert echn 3, asolog w ellies asr equir t he excellent kE put ouan r d eds:r ef erences forr oll, fur tGr h eregreading Lab orat oryTur exek. ercises cov ering each of t he cor e tincludes echnicalsug r evgest iew er Jenn ifer Car Tillet t , . and Kevin t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k Iset also w ant say ch t han t h e concludes r ead er s of wCCI Preact ical udies, Volum e I , These especially f or t in gs. Thet ofinal aptkery ou of t o heallbook it hEfiv han ds-Ston lab exer cises. tcom he kind letsiv t ers t hat e sentallm of e ab out t heir qu ies est an t o dbecom e CCIincr Es. ease in diff icu lt y pr eh en e pr actpeople ice lab shav include t he t echnolog g rad ually level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. Finally, I once w ant t hniqu ank es t h eargood Lor ed d Jesu s for His t inued St ud y t ips an d again t est - t ak ing ttoech e in clud t h rou ghou t t con h e book . blessings and for alw ays bein g t here for m e.

Icons Used in This Book •

Table of Content s

•

I ndex

•

Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Command Syntax Conventions The con vent ions used t o pr esent comm an d sy nt ax in t his b ook ar e t he sam e conv ent ions u sed in t he Cisco I OS Com m and Ref er ence. The Com m and Ref er ence descr ibes t h ese conv ent ions as follow s: • Table of Content s • •

I ndex

Vert icalExam b arsples ( | ) separ at e alt er nat iv e, m u t ually exclusive elem en t s.

CCI E Pr a ct ica l Stud ie s V ol um e I I

ack4599 et s [, Leah ] indLynch icat eCCI opEt ional element s. By Kar l Squ Solieare CCI br E No. No. 7220 Br aces { } indicat e a requ ired choice.

Pub lish er: Cisco Press

Pub e: Novem ber br 07ack , 20 03 BrDat aces w it hin et s

[ { } ] in dicat e a r equir ed choice w it hin an opt ional elem en t .

I SBN: 1- 58 705 -0 72 -2

Bold ce Pages:fa10 32 in dicat es com m ands and key w ord s t hat ar e ent er ed lit er ally as show n . I n act u al conf ig ur at ion ex am ples and out p ut ( not general com m and syn t ax ) , boldf ace indicat es com man ds t h at ar e m anu ally in put by t h e user ( such as a show com m and) . I t alics in dicat e ar gum ent s f or w hich you supp ly act ual v alues. Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Foreword Pr ep ar in g f or t h e CCI E cer t if icat ion is a challengin g an d in divid ual p rocess, an d t here are as m any p at hs t o success as t h er e ar e candid at es. I ' ve had t he p leasur e of m eet ing an d t alk ing t o t• hou san ds ofTable CCI Eofcand idat Content s es, and t her e is no doub t in m y m ind t hat t he single g r eat est f act or in ach iev ing cer t ificat ion is t he am ou nt of " h ands- on " pr act ice a cand id at e logs d ur ing t heir • I ndex pr epar at ion. CCI E Pr act ical St udies, Volum e I I , by Karl Solie an d Leah Lyn ch p rov ides a clear • Exam ples fr am ew ork t o m ak e t he allim por t ant han ds- on p r ep arat ion m or e ef fect ive. Th e hallm ark of any CCI E Pr a ct ica l Stud ie s V ol um e I I CCI E cert if icat ion is t h e br ead t h of t he cont ent cover ed b y t he ex am , and m any cand id at es hav e By l Solie CCI E No. 4599 , Leah Lynch No. 7220 difKar ficult y choosing w here and howCCI t oE begin t heir p repar at ion. This book an d it s com p anion, CCI E Pr act ical St ud ies, Volum e I , can help t he cand id at e focus on k ey cont ent lik ely t o ap pear on t he Pub. lish Cisco Press exam I ner: add it ion t o t he k now ledge gained by r eading and w or king t h rou gh t he sam ple lab scenar book can Pub ios, Dat e:t he Novem ber 07 , 20act 03 as a st ar t in g p oin t f or a mor e self- dir ect ed app roach t o st u dy , in w hich can didat es exp lore " wh at - if" t y pe scen arios r equir ing t r ue ex per t - lev el skills. I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

The CCI E cer t ificat ion is now t en y ear s old and st ill st ands in t h e t op ran k of cer t ificat ion pr ogr am s in our in dust r y. One m easur e of t hat v it alit y is t he gr ow t h in qualit y p repar at ion m at erials f or t he ex am , and t h is volum e is a w or t hy add it ion t o t he list of resour ces n ow av ailab le t o CCI E cand idat es. Lik e it s comp anion volu me, I ' m sur e it w ill be an ex cellent ad dit ion t o any pr epar at ion lib rar y . Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act Mik e ical ReidSt udies t it le fr om Cisco Press. Man ager, CCI E Prog r ams Cisco Sy st em s, I nc. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Introduction The CCI E is one of t h e most challen ging cer t ificat ions av ailable. Most CCI E can didat es spend sev er al m ont hs st u dy ing and even t ake a f ew at t emp t s at t he lab exam b ef or e passin g. I f y ou ar p ur ing t he • e considering Table of su Content s CCI E, y ou are most lik ely aw are of t he am oun t of self - st udy , t• r aining , andI ndex exp er ience r eq uired t o under t ak e t he lab orat ory ex am . Despit e t he diff icu lt ies, pu rsuin g t he Exam CCI E cert if icat ion pr ogr am is a v er y r ew ard ing ex per ien ce r equ ir ing candid at es t o • ples rCCI ef rEesh t heir skills in t ech nologies t hat t hey ar e alr ead y fam iliar w it h, ex pand t h eir sk ills in ar eas Pr a ct ica l Stud ie s V ol um e I I w her e t hey hav e less kn ow ledg e, and gener ally p repar e f or sit uat ions t hat requ ire a gr eat By Kar l Solie E No. 4599 , Leah Lynch CCIsk E ills No. an 7220 am ount of CCI t echnical exp er t ise. The d hands- on exp er ience w or king w it h a n um ber of dif fer en t t echnologies u nder pr essu re and t ime lim it at ions ad d t o on e' s abilit y t o t r oublesh oot lish er: Ciscot oPress andPub add v alue emp loy er s. Pub Dat e: Novem ber 07 , 20 03

The CCI E lab ex705 am-0 72 is -2an ex t end ed one- day ex am t h at t est s t h e can didat e' s abilit ies t o w or k w it h I SBN: 1- 58 m ult iple p rot ocols w it hin a lim it ed am ou nt of t im e u nder a con sid er able am oun t of p ressur e. Pages: 10 32 Can didat es m ust use t heir k now led ge of Cisco I OS Soft w ar e t o con figu re, t est , and t r oub leshoot a n et wor k t hat t hey are not fam iliar wit h , pr ov ing t heir abilit y t o w ork in dependent ly an d under pr essu re. Because t he CCI E pr ogr am is const ant ly chan ging t o keep u p wit h ind ust r y need s, candid at es fr eq uent ly encoun t er t echn ologies w it h w hich t hey do not hav e ext ensiv e exp er ience w or king . This m ak es t he CCI E pr ogr am m or e ver sat ile t o candid at es and em p loy ers becau se t he Gain han ds-are on ex he ar CCI E tLab am me t w ocar of eer t he sit best sellinbgutCCI E to candid at es n otper onience ly t estf or ed t in eas h at Ex app ly w t oit thh volu eir cu rr ent u at- ion, also Pr act ical St udies t it le fr om Cisco Press. sit uat ions in a num ber of d if fer en t m ar k et s. Th e pr ot ocols and t echnologies cover ed b y t he Rou t ing and Sw it ch in g ex am t r ack app ly t o a num ber of d iffer ent net w ork t yp es: cor por at e ent er pr ise, r et ail, ser v ice p rov ider s, and ot her s. This br oad r ange of sk ills b en ef it s t h e Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g candid at es, t h eir em ploy ers, an d t heir cow or k er s. w hat you k now Cisco r ecom m en ds t h at CCI E can didat es hav e at least t w o y ear s of ex perience w it h Cisco Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion pr odu ct s, for m al t r aining w it h t he t echnologies, and a con sid er able am oun t of t im e d ed icat ed t o self - st udy b ef or e und er t ak ing t he lab ex am. This book is t he secon d v olum e in a series int end ed Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t t o help CCI E cand idat es w it h t he self - st udy par t of t h eir p repar at ion . Ov er t he cour se of t his ser he ical b ooks ex plorVolum e a n um of t echnologies. You t oghuse ex am ples he book CCIies, E Prtact St udies, e Iber I leads CCI E can didat es tcan hr ou t het he p rocess of prin eptarin g f or tt oh e tCCI estEy lab our ex k now ledge of t he t echnologies t h rou gh var ious hand son lab scenar ios. I t is st r ongly am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect rcom ecom m en ded t hat you use each b ook in t he series t o pr ep ar e for t he exam , r eading t h rou gh ics t he panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op tnot heor y , pr act icing t h e lab scenar ios, and rev iew ing f amiliar t echnolog ies. Aft er passing t h e CCI cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. E exam , med ostw it people f eeling of accom ent an d are neo cover long er intof imt id ed tbing y t im e Com bin h Volufin m ed Ia, tgr heeat CCI E can didat e w illplishm g et comp rehensiv age h eatrou and limit at ion s and pr essu re. sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. We bebegins honestwwit it y ou;cover y ourage jou rn t heet pat h olog t o becom ing aedCCI be Elong The wb ill ook h hb rief of ey t h eoncor echn ies r equir onEt hweillCCI lab and ex am an d for m idab le. I t w ill ch alleng e you m ent ally like not hing else. W hen it comes t o t he CCI includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering eachEoflab t het est cor, e tt he t est ing st and ard s ar e r ig id an d t he pr oct or s ar e st r in gent . You w ill not be able t o ar g ue or echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k tset alkt iny gs. our The w ay final in t o ch becom CCI E. Prconcludes ep ar e w isely; hereehan ar edsnoon shlab ort cu t s on t he These r oad t o apt ering of at he book w it h t fiv exer cises. becom in g a CCI E, so do not w ast e t ime look ing f or t hem . As long as y our jour ney m b icu e, wh com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease inay diff lt y en all is said and done an d you ar e fin ally assigned y our ow n CCI E nu mb er , t he feeling is lik e level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. not h ing else. t he or k ,edt he sacrghou ifices, t he .long lonely hou rs in t h e St ud y t ips an dYou t estw- ill t akfeel ing tthat ech all niqu es har ar edinwclud t h rou t t han e dbook lab hav e paid off . You w ill hav e ent ered t he r an ks of t he m ost elit e gr oup of net w or k engineers on t he p lanet —by b ecom ing a CCI E. CCI E Pr act ical St udies, Volum e I , st r essed t hat t her e is no sh ort cut t o becom ing a CCI E, no " allin- on e" book on becom in g a CCI E ( includ in g CCI E Pr act ical St udies, Volum e I and Volum e I I ) . Ther e ar e no quick " bu y t his b ook and w e gu aran t ee you w ill pass" solut ion s t hat w ill replace a st r ong lev el of exp er ience and dedicat ion. I t is assum ed t hat m ost CCI E candid at es alr eady h ave at least som e exp er ience w it h most of t he t echnolog ies cov er ed in t h is ser ies. Th e CCI E lab is ever chan ging, and t he p ossible t est con t en t is d eep and v ast . For t hese reasons, it is diff icu lt t o

creat e a " single sour ce" for CCI E kn ow led ge and st ud y. This does not m ean t h at b oot cam ps an d such are n ot v aluab le t ools; t hey ar e, and should be t reat ed as one of t h e m any st ud y t echniqu es you can use. Lik e Volum e I , t h e t ext in Volu me I I does not , in gener al, go int o gr eat det ail on specif ic pr ot ocols; inst ead, it is desig ned t o pr ov ide pr act ical config ur at ion g uidelines t hat y ou can use t o help im p rov e n et w or k sk ills an d t o int r odu ce you t o t echn ologies t hat you m ight not y et hav e w or ked w it h in t h e field. Volum e I I , along w it h it s com p anion, Volum e I , p r esent s a t r em endou s • Table of Content s am ount of inf orm at ion on m any f oundat ion or cor e net w or k t echnologies and includ es m an y new • I ndex concep t s t h at , if applied wit h a w ork ing net w or k m odel, can h elp t o pr oduce even st r onger • Exam ples net w or k skills, fu rt hering y our p r ep arat ion t o t ake, an d pass, t he CCI E lab exam . CCI E Pr a ct ica l Stud ie s V ol um e I I

CCI El Pr actCCI icalE St Volum e I I CCI , pick s up w her e CCI E Pr act ical St udies, Volum e I , left off . CCI E By Kar Solie No.udies, 4599 , Leah Lynch E No. 7220 Pr act ical St ud ies, Volum e I , f ocuses on m odeling comp lex in t er net w or k scen arios f r om I SO Layer 1 onPubup. I t cover s ph ysical access, mod eling LAN and WAN dat a- link p rot ocols such as Fram e lish er: Cisco Press Relay, HDLC, PPP, ATM, Et her net , and Tok en Ring. CCI E Pr act ical St udies, Volum e I , d et ails Pub Dat e: Novem ber 07 , 20 03 Cisco Cat aly st p lat for m s, in clu ding t he Token Ring Cat aly st 39 24 and t he Cat aly st I SBN: 1- 58 705 -0 72 -2 35 xx / 55 00/ 6 500 f amily . Volum e I I cont in ues w it h t h e Cat aly st f amily of sw it ches, focusing on Pages: t he pow er f ul10n32ew Cat aly st 35 50 int ellig en t Et hern et sw it ch . The st ud ies in clu de Lay er 3 sw it chin g and t h e new 80 2. 1w and 802 .1 s Span ning Tr ee Pr ot ocols. CCI E Pr act ical St udies, Volum e I , also cov ers I n t er ior Gat ew ay Pr ot ocols ( I GPs) , such as RI P, I GRP/ EI GRP, an d OSPF. CCI E Pr act ical St udies, Volum e I I , t ak es t he n ex t st ep and concent r at es on t hehan p rim Exper t er ior Gatf or ewtay ot ocol derme Gatt w ew ocol- (sellin BGP)g—m Gain ds-ar ony ex ience he Pr CCI E Lab( EGP) Ex amand w it Bor h volu o ay of Pr t heot best CCIorEe t h an 30 0 pical ages e dev t o BGP. Pr act St ar udies t itot leedfr om Cisco Press. I n addit ion t o m od eling r out ing pr ot ocols and Et hern et sw it ch in g, t his t ext t ak es a det ailed look at qualit y ofien serv QoS) . As wit a signif t por t ionarios of t he t exgtuide , m oryeout hin anap 2 00 pages, Ex per ce pice ut t(in g concept s hinBGP, t o pr act ice wican it h lab scen t h at ply in g is devwothat ed you t o adv ance QoS t ech niques, includin g t opics su ch as Resour ce Reser v at ion Prot ocol k now ( RSVP) , Diff er ent iat ed Ser v ices Cod e Point ( DSCP) field, an d W eigh t ed Random Ear ly Det ect ion Lear n how o budiscussed ild a p r actas iceitlab foresy our CCI E labvex amt ech pr epar at ion ( WRED) . QoS is talso relat t o ATM and oice nologies. Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

How This Book Is Organized The t ex t is arr ang ed int o six sect ions, w hich pr ovid e t ech nical det ails on sp ecific t echn olog ies. I t dem onst r at es how y ou can im plem en t t h ese t echnolog ies an d g uides y ou t hr ough m or e adv anced t echn ical im p lem ent at ions u sin g p r act ical ex amp les. At t he end of each conf igur at ion•based ch apt er, Table of can Content s y our k now led ge of t h e subj ect by com plet in g a lab scenar io t h at you t est •app lies t h e t ech I ndex nology t h at w as j ust cov ered. Aft er com plet in g t he lab, you can use t he lab •w alkt hr ough Exam plesh ow y our conf ig ur at ion com par es t o t he conf igur at ions cr eat ed in our lab s. t o see CCI E Pr a ct ica l Stud ie s V ol um I The su bject s discussed ine tI his book ar e or gan ized in t he f ollowin g m an ner: By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Par t I : Et her net Sw it ching Pub lish er: Cisco Press Pub Datt e:I I Novem ber 07 , 20 03 Par : Cont r olling Net w or k

Pr opag at ion an d Net w or k Access

I SBN: 1- 58 705 -0 72 -2

Par t I I 10 I : 32Mult icast Rou t in g Pages: Par t I V: Per for m ance Man agem en t and Qualit y of Ser v ice Par t V: BGP Th eor y and Config ur at ion Par tdsVI on : CCI Pract icef or Lab s CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Gain han ex E per ience t he Pr act ical St udies t it le fr om Cisco Press. CCI E Pr act ical St udies, Volum e I I , w as d esigned t o be a cu st om izable st u dy r esour ce. The sect ions are divid ed int o t ech nology - specif ic areas t h at enab le you t o use y our st ud y t im e Ex per ce chapt p ut t inerg concept pr actt heory ice w itand h labw scen at giguide ou ex inam ap ples, ply in gwh ich eff icient ly . ien Each b eg in s ws itinht obasic ork s arios u p t ot h conf ur at yion w hat you k now y ou can m odel in you r ow n lab. Most ch apt er s also include p ract ical exam p les t h at ap ply m or e com plex con figu rat ion t opics an d, w it h t he lab w alkt hr ough s, en able y ou v ir t ually t o wor k w it h Lear howfigu t o rat buion ild sa deploy p r act ice E lab ex am pr ione a pr oblem w it h a t he aut horn con ed lab du rfor in g ytour he wCCI r it ing pr ocess. I f epar you at hav cer t ain t ech nology or con figu rat ion st ep, g o back t o t he t heory and con figu rat ion sect ion f or a e fiv an e fud llblowt ry n pt ract ice labs hatlab m im al lab envhow ir onm enort k s. Do n ot b e qu ick Tak r eview t hen he exam p le tor ag ic aint he u ntact il yuou undex er am st and it w afr aid t o g o b ey ond t h e lim it s of an y of t he labs t o f ur t her inv est ig at e t echnologies or t ak e t im e CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e t o ex plor e one it em in det ail. The ex per ien ce y ou gain w or king t h rou gh t hese net w or k m odels CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect w ill add t o any ot h er t rainin g or ex per ien ce you alr ead y hav e, pr ep ar in g you for com p lex com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics net w or k im plem ent at ion s. When you feel com for t able w it h a sect ion, m ov e on t o t h e next ; and if not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. y ou t hink y ou do not n eed t he in for m at ion in a sect ion, sk ip t o t he en d an d t ry t he lab scenar io Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and t o ver ify t h at y ou hav e m ast er ed t he subj ect . Each ch apt er in t his book also pr ovides y ou w it h a sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. " Fur t her Readin g" sect ion t hat d irect s y ou t o r efer en ces t h at can pr ovid e addit ion al det ail on t he subj ect s con t ained w it h in f or add it ion al st udy . Th is book b uilds on t he in for m at ion cov ered in The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d Volum e I , assum ing t hat you hav e t h e solid f ound at ion sk ills r equ ir ed t o conf igur e cor e includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies such as I GP r out in g p r ot ocols, b asic LAN sw it ch in g con cept s, an d WAN pr ot ocol t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k conf ig ur at ion ex per ience, and t h at y ou kn ow how t o conf igur e I P ser vices such as Net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These Add ress Tr anslat ion ( NAT) . For mor e inf or m at ion on t h ese t echnologies, r ef er t o t h e com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y corr espond in g ch apt ers in Volum e I . level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . Par t I t akes an in- d ep t h look at t he new Cisco 35 50 int ellig en t sw it ch ing plat f orm —ex plorin g t he capabilit ies of t his new plat for m , r eview in g t he old- school sw it ching t echnologies, and look in g at new an d im pr ov ed ap plicat ion s of t hese swit chin g t echn olog ies. You t hen use t h e fu ll cap abilit ies of t his p lat for m in r out ing and sw it ch ing pr act ical ex am ples and pr act ical lab scen arios. Par t I I an alyzes an d d em onst r at es t h e use of t he sim ple, bu t pow er fu l, rou t e m aps an d also cover s f requ en t ly over looked r out e m aps. You w ill learn m any of t h e w ays t o u se r ou t e m aps t o chang e or inf luence r out ing behav ior , cont r ol t r aff ic based on p rot ocol ch aract er ist ics, or policy r out e t r af fic. Rou t e m aps ar e an int egr al p art of m any ad van ced r out ing sch em es, and good r out e m ap config ur at ion sk ills are a m ust f or BGP r out ing . This par t pr ov id es a f und ament al look

at rou t e m aps an d t heir applicat ion an d pr ep ares y ou for som e of t h e t ech nologies cov er ed lat er in t his book . Par t I I I t akes an in- d ep t h look at m ult icast r out ing and sw it ching on rou t er and swit ch plat f or ms, ap plyin g p r act ical t h eor y t o net w or k m odels—t h er eby , dem onst r at ing t he applicat ion of m ult icast r out ing f or r eal- w or ld scenar ios. Par t I V com pr ehensively exam ines r out er p er f orm ance m anag em ent and QoS by f ir st analyzin g • of Content s r out er per for Table m ance w it h a b rief sect ion on p er f orm an ce- r elat ed r out er show com m ands. Using •t he in for m at ion I ndex deriv ed f r om t hese comm and s, you can pr ov id e t he b est lev el of ser v ice by •app ly ing somExam e of ples t he Cisco I OS Soft w ar e ex t en siv e QoS t ech nologies. ATM QoS is t hen CCI E Pr a ct ica l Stud s View ol umof e I ATM I cover ed—fir st , a ierev t h eor y , com par ing ATM t o Fram e Relay , and t h en a br ief r eview of Kar ATM PVC conf igur at ion using Cisco By l Solie CCI E No. 4599 , Leah Lynchnew CCI er E No. 7220I OS Sof t w are ATM conf ig ur at ion com m and s. The focu s t hen t ur ns t o ATM QoS m ech anisms, an d you app ly t hese t ech nologies t o t r af fic b ased on net w orlish k er: serCisco v ice Press lev el requ irem ent s. This inf or m at ion can also help ent er pr ise net w or k Pub pr of essionals un derst and som e of t he t er m inology t h at is f r eq uent ly used by t h eir serv ice Pub Dat e: Novem ber 07 , 20 03 pr ov iders. Th is par t also cov ers Lay er 3 sw it ching m et h ods, dem onst r at ing how t o det er min e t he I SBN: 1- 58 705 -0 72 -2 r ight swit chin g m et hod f or par t icular net w or k char act er ist ics an d rou t er har dw ar e and int er face Pages: 10 32 t y pes. Ch apt er 5 r em oves t h e clou d of my st ery sur r oun ding t he QoS int egr at ed and dif fer en t iat ed ser v ices. This chap t er r ev iew s RSVP t h eor y an d conf igur at ion on Cisco r out ers, t aking an indept h look at RSVP show an d de bug com m ands. You ap ply RSVP con figu rat ion s t o on e of t he m ost han popdsularonRSVP w or fkorapplicat Voice over Th eme chapt en best ex amin es gt he Gain ex pernet ience t he CCIions, E Lab Ex am w itIhP.volu t w oeroft ht he - sellin CCI E pr dif fer iatom ed Cisco ser v ices cur r ent ly av ailab le for t raf fic m ar k in g and classif icat ion u sing Pr edom act icalinant St udies t iten le tfr Press. t he in for m at ion st or ed in t h e I P Ty pe of Ser vice ( ToS) field . This sect ion ex plor es I P pr ecedence, t he newly em erg ing I P Diff erent iat ed Serv ices Code Point ( DSCP) f ield, and WRED ( t h e Ex per ce p ut t inalgor g concept w it he lab g uide ou classif in ap ply congest ion-ien av oidance it hm )s. in Afttoerpryact ou ice ex plor t he scen way sarios t h att h t rat af fic can ybe ied,in g you w hat you k now can apply t h ese t echnologies in sev eral net w ork mod els u sin g Voice ov er I P as a net w ork app licat ion. Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Ch apt er 6, a lit t le book in it self, div es r igh t in and pr ov ides a b road v iew of t he cur r ent queuing , Tak fiv e fu ll- ion, blowand n p ract ice labs t hat m im t he act u al ex am onm enTh t is ch apt er shapin g, eclassificat policin g t echn olog iesicav ailable in lab Cisco I OSenv Sofirt w are. begins by ex plorin g t he pr im ary four basic queuin g m et hod s and t hen delves d eeper int o CCI E inPrgact ical Stby udies, Volum E can didat es t hr ou t he psuch rocess pr epBased arin g f or t h e qu eu t heory exp osin g n eewI Ierleads , m orCCI e adv anced q ueuing mgh et hods as of ClassCCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per Weight ed Fair Queuing and Low Lat ency Queuing—t echn ologies t hat in t egr at e m any of t h efect com panion t o t he best selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am subj ect s cov ered up t o t his poin t in t his b ook. The chapt er t hen r evisit s t r af fic shapin g an dt op ics not coverted Volum e I , like t he shaping Cisco Cat st 3.550 , r out en o m QoS aps, chapt BGP, er Mult icast ,be and QoS. exp lores h e in new er , classb ased maly et hod Because w ould com plet e Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou and w it hout add ressin g t raf fic p olicing , t his chap t er dem onst r at es new policin g met hod s t hat tying ou can sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. app ly in t h e field as pr ot ect iv e m easu res t o pr event or cont ain t he sp read of cer t ain vir uses and un desir able p rot ocols w hile m aint ain in g cer t ain lev els of n et w or k p er for m ance. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes ed rof ef erences h erand reading Labgorat ex ercises cov ering each t hep ar cor Par t V exsug plorgest es one t h e mostforexfur cit ting confu. sin p r otory ocols ev er w rit t en: BGP. I n of t his t ,e tun echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k lik e t h e ot her par t s, an ent ir e chapt er is d ed icat ed only t o BGP t heory , Ch apt er 7. Th is ch apt er set t inides gs. one The of final apt er t he book concludes it h fiv han oniplab exer pr ov t h echnew estof , most com pr ehensive wBGP the eor y ddsescr t ions av cises. ailableThese t oday b y com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr in diff lt ye exp loring t h e st at es of t he BGP fin it e- st at e m achine, f ive BGP m essages, BGP ease at t r ibut es, icu r out level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. r ef lect or s, and conf ed er at ions. Th is ch apt er is g ear ed specifically t o Cisco BGP im plem ent at ion St ud y t ips an d t est t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . bu t is d er iv ed f rom all BGP sour ce inf orm at ion av ailab le; pr ov id ing a concise BGP t h eor y r eview t hat pr epar es you f or t he follow in g ch apt ers by pr ov iding t he t heor y up fr ont w it hout j um ping fr om t heory t o conf igur at ion. Ch apt er 8 b eg ins app lying t h e BGP t heory fr om Ch apt er 7, f r om a serv ice pr ov id er and ent er pr ise p er spect ive, ex plorin g b asic BGP conf igur at ions, p rov iding a few qu ick BGP conf ig ur at ion t ip s, and exp lor ing t h e imp act t hat BGP r out ing has on a rou t er. This chapt er includes n um er ous real- w or ld im plem en t at ion t ip s t hat y ou can use in t he f ield . Aft er r eview ing t he fun dam ent als, t his chap t er ex am ines t he h ear t of a successfu l BGP im plem ent at ion —display in g con figur at ion dat a and diag nosin g pr oblem s u sin g BGP show an d

de bug com m ands. Th is chapt er d elv es in t o p rev iously und ocu ment ed it em s displayed du ring BGP debug ging sessions, exp lain in g de bug ou t pu t line b y lin e. This inf or mat ion pr epar es you t o han dle alm ost any BGP pr oblem b y int r oducing a BGP t r oub leshoot in g m et hod ology and show ing w hich com m and s help y ou diagn ose pr oblem s q uickly w it h t he least n et wor k im pact . Ch apt er 9 ex am in es I - BGP an d E- BGP im plem en t at ions, how BGP u ses it s t ables, ad ver t isin g BGP net w ork s, and int eg rat in g BGP w it h I GPs. This chapt er h elp s allev iat e m any conf using or dif ficult concept s su ch as m ult ih oming t o t w o ser vice pr ov iders an d t he com m on I - BGP fu ll- m esh • Table of Content s pr oblem . This chap t er—d esign ed not ju st as a st udy g uide b ut as a r eal- w orld field guide t hat • I ndex can sav e y ou hour s of t r oub leshoot ing in t he field —builds on t he inf orm at ion pr ov ided in t he • pr eviou s t w oExam chapples t er s b y delvin g st r aight int o t he g ood st u ff : r out e reflect or s, con feder at ions, CCI E Pr a ct ica l Stud ie s V ol um e I I r ed ist r ibu t ion, r out e filt ering , and cond it ion al r out e ad ver t isem ent . Th is ch apt er t h en t ak es an By Solie CCIed E No. 4599 Leah Lynch E No. 7220 unKar pr lecedent look at ,on e of t he CCI m ost con fusing and dif ficult BGP t op ics: apply ing regu lar exp ression s. This chapt er d em on st r at es h ow r eg ular exp ression s w or k by ap plyin g sever al exam d u sin g lit t le- k now n show com m ands t o f ind t he r igh t r egular ex pr ession f or t h e Pubples lish er:an Cisco Press t askPub . Aft er ex plor in Dat e: Novem ber g07regu , 20 03lar ex pr essions, y ou use t h em t o f ilt er or mod if y r out es b y apply ing t he inf orm at ion cont ained in BGP at t r ibu t es. Th is ch apt er also cov er s t h e use of m ult iple p at hs, I SBN: 1- 58 705 -0 72 -2 pr iv at e aut on omou s syst em nu m bers, b ack door s, peer gr oup s, and agg regat ion . And, finally , Pages: 10 32 y ou ap ply t h is in for m at ion t o sever al r eal- w or ld t yp e scenar ios bu ild ing a st r ong BGP foun dat ion t hat should leave y ou confid en t t o deal w it h any p rob lem s t h e BGP p rot ocol can t h row at y ou. Par t VI , Ch apt er 10 , t ak es all t h e infor m at ion fr om b ot h v olum es of t he CCI E Pr act ical St udies book s an d com bines sk ills f r om all t hese ar eas t o cr eat e fiv e challen ging lab scenar ios. Based on inpu p rov ided eaderfsoroft he Volu me , w eExhav t he tlab conf ig ur at ions w itghCCI t heEbook Gaint han dson fr exom perrience CCI E ILab ame wincluded it h volu me w o of t he best - sellin tPr o act ease en ce.t it le fr om Cisco Press. icalr efer St udies Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Final Notes Wit h only j ust m or e t han 1 0, 000 CCI Es w or ld w ide in 10 year s, t he CCI E cer t ificat ion is st ill t he m ost challenging cert if icat ion one can at t ain. I t is t h e only exam t hat requ ires k now ledge in deskt op p rot ocols, r out ing p rot ocols, Et h er n et swit chin g, and LAN/ WAN skills, plus a st r ong •k now led ge ofTable of vices. ContentW s e sin cer ely h ope CCI E Pr act ical St udies, Volum e I and Volum e I I , will I P ser •be an ind isp en I ndex sab le t ool f or y our CCI E p repar at ion and in t he f ield. Good lu ck and Godspeed! •

Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I

—Kar Solie Leah nchLynch CCI E No. 7220 By Kar l lSolie CCIand E No. 4599Ly , Leah Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Inside Front Cover Diagrams •

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CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

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Table of Content s

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I ndex

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Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Part I: Ethernet Switching Ch apt er 1 Conf ig ur ing Adv anced Sw it ching on t he Cisco Cat alyst 35 50 Et h er net Swit ch •

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Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Chapter 1. Configuring Advanced Switching on the Cisco Catalyst 3550 Ethernet Switch •

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Exam ples Et h er n et is oft en r ef err ed t o as an evolu t ionar y pr ot ocol r at her t h an a r ev olut ionar y p rot ocol. CCI E Pr a ct ica l Stud ie s V ol um e I I Ov er t he y ear s, Et her net h as evolv ed b y buildin g on v ar iou s st andar ds at ast onishing speeds. By l Solie No.ocols 4599 ,b Leah E No. 7220 EvKar olut ionarCCI y pE rot uildLynch on t hCCI e cur rent st andar d and pr ov ide som e for m of m igr at ion pat h , w her eas rev olu t ionar y pr ot ocols inv olve som e f orm of scient ific b reak t hr oug h or use new t echnology Rev Press olut ionar y p rot ocols u se f ew par t s, if any , of t h e ex ist ing infr ast r uct ur e. Pub lish er: . Cisco Pub Dat e: Novem ber 07 , 20 03

The ev olut ion of Et her net con t inues t o be a rem ar kab le one. The p eop le of t he I EEE com m it t ee I SBN: 1- 58 705 -0 72 -2 hav e also b een ver y bu sy r at if yin g m any new st andar d s, in clu ding upd at ing t he Sp annin g Tr ee Pages: Pr ot ocol w it10 h 32 I EEE 802 . 1w . Wir eless Et h er net I EEE 802 . 11a and I EEE 80 2. 11b ar e giv ing pr om ise t o 8 02. 11 g op er at ing at 54 Mbp s. 10/ 100- Mbps Et her net h as m oved t o t he hom e an d 1 0 Gigab it I EEE 8 02. 3ae pr oduct s h ave st ar t ed sh ipping of fer in g OC- 19 2 sp eeds! I n dust r y exp er t s pr edict it w ill be only a m at t er of t im e befor e Gigab it Et hern et hit s t he desk t op an d 40- Gb st andar d s ar e dr aft ed. Apple com put er , f or inst ance, has b een shippin g Gigabit Et her net in it s Pow andexitper s G4/ G5 fdesk t opCCI syE st Lab em s Ex b rin closer ealit One- sellin m ightg say t he GainerBook han ds-s on ience or t he amging w it ht his volu me t wt oo rof t hey .best CCI E evolu t ion St mudies igh t giv r ev olut ion in W ANs and MANs. I mag ine a day , per haps n ot t h at f ar Pr act ical t it e le wfray omt oCisco Press. off , w it h I nt er net serv ice pr ovid er s ( I SPs) u sin g w ir eless Et h er net t o t h eir cu st om er s, and point s of pr esence ( POPs) connect ed w it h 10 Gigab it link s! Band w idt h su ch as t his could giv e w ay t o t h e perapp ienlicat ce pion ut t in in t .o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g nex t kEx iller ong tconcept h e I nt ers net w hat you k now As t h e r ole of Et her net cont in ues t o ev olve, so d oes t he Cisco p rod uct line, b eing t h e fir st t o Lear t o nbu ildEtahperr act lab for y our s. CCI E lab ex am pr epar at ion m ar ket witnhhow m any ew netice - b ased pr oduct One such pr oduct t hat w ill play an in creasing r ole in t he ent er pr ise is t he Cisco Cat aly st 3 550 I nt ellig en t Et her net Sw it ch. As y ou w ill see b y e fiv e fu ll- blow p ractdoes ice labs t hat ic of t heintact u al lab tex ir onm t OS) t he enTak d of t h is chapt er , nCisco a fan t astm icim job egr at ing heam Catenv alyst OS en ( CAT feat u res w it h t he t rad it ion al Cisco I OS Soft w ar e feat u res. Man y por t ions of t h e Cat aly st 35 50 CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e conf ig ur at ion migh t b e fam iliar t o you in one f orm or anot h er . CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com t he best firwar st edit ion,igur t his b ook ovid es cov erag e of CCI ex amEtt op This panion chap t ert ofocuses on- selling t he soft e conf at ion of pr t he Cisco Cat alyst 355 0 IEn lab t elligent h erics net not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Sw it ch. The discu ssion in clu des t he t echn ical asp ect s of t h e Cat aly st 35 50 follow ed b y a d et ailed Com it hher Volu e Iit, ching t he CCI E can didat ill gTh et is comp rehensiv e cover age plet of t heemrou t ing for and ov er vbin iewedofw Et netmsw and spann inge twr ee. ch apt er pr esen t s a com et hod sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. conf ig ur ing VLAN, VLAN Tr unk ing Pr ot ocol ( VTP) , an d t r u nk s, and cov er s ot her Lay er 2/ Layer 3 fu nct ionalit y . This chap t er also discu sses adv anced conf igur at ion of t he 3550 , includin g Rapid The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d Span ning Tr ee an d Mult iple Sp anning Tr ee. includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e tFor echnologies , p rov ailed guides o apply ing t he t echn ologies in rteal net w or k alyst m ore in forf ollow m at ion on iding g en erdaletEt her net sw ittching concep t s and conf ig ur ing he Cisco Cat set t in gs. The final ch apt er of t he book concludes w it h fiv e han dson lab exer cises. These 39 00 Token Ring sw it ch an d t h e Cisco Cat aly st 2 900 / 350 0 an d 5 500 / 650 0 ser ies sw it ches, r ef er com prEehPren siv e pr ice lab s include t o CCI act ical Stact udies, Volum e I . all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Enter the Cisco Catalyst 3550 Intelligent Ethernet Switch The Cisco Cat alyst 355 0 is an in t elligent Et h er net sw it ch t hat pr ovid es im pr essiv e ban dw idt h, •Lay er 3 sw it chin Tableg,ofand Content s ced qualit y of serv ice ( QoS) in a small foot pr int . The sw it ch is ad van •called an int elligent I ndex swit ch b ecau se of m any of t he ad van ced feat ur es it b rin gs t o t he t r ad it ion al •ent er pr ise access Exam ples sw it ch. Th e sw it ch can m ak e decisions based on Lay er 3 and Lay er 4 inf orm CCI E Pr aat ction, ica l Stud t hu ie s smVaking ol um e it I I int elligent . Th e Cisco Enh anced Mu lt ilay er Soft war e I m age ( EMI ) allow s t he sw it ch t o ser v e a corCCI e sw it ch in sm aller n et w or k s pr ov id ing int er- VLAN r out in g an d By Kar l Solie CCI E No. 4599 , Leahas Lynch E No. 7220 Hot St andb y Rout in g Pr ot ocol ( HSRP) . Figur e 1- 1 sh ows a Cisco Cat aly st 3 550 . Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03

Figu r e 1 - 1 . Ci sco Ca t a ly st 3 5 5 0 I n t e ll ige nt Et h e r ne t Sw it ch

I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Som e of t he k ey feat u res of t h e Cat aly st 35 50 include t h e follow ing: Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g Su peryou ior kr now ed unda ncy a nd fa ul t ba ck up— Feat ur es such as Up lin kf ast , Backb onefast , w hat and 80 2. 1w Rapid Spann ing Tree r educe r ecov er y t ime sign ificant ly bet w een f ailu r es. Th e EMI t w art oe feat s f or rouex t ing it hepar HSRP. Lear nsofhow bu ildurae pallow r act ice labadv forance y ourf ailsafe CCI E lab amwpr at ion ITak nt eegr sco nI OS feice at ure w tidt opt i mlab iz aex t ion— Feat ur esen such as Lay er 2 fivat e efudll-Ciblow p ract labss tfor hat bmand im ic hehact u al am env ir onm t and Lay er 3 Et h er Ch annel p rov ide v er y larg e pat h s bet w een swit ches u p t o 16 Gb ps! Per CCI E VLAN Pr act ical St udies, Volum I leads) CCI can didat es t hr ou ghf ort he p rocess of anning pr ep arin Spann in g Tree Pluse (I PVST+ andEVTP pr uning allow adv anced sp t r geef or t h e CCI E cont lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect r ol. com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics Ad va QoS ea Ind quet he ui ng— e Cisco 50, su ppor t saps, 802.BGP, 1 p QoS t h, eand QoS. not cover ednced in Volum , like CiscoTh Cat aly st 335 550 r out em Multand icast Difed ferent ed Serv ( DSCP) f ield, ed Round - Robin ( WRR) Com bin w it hiatVolu m e Iices , t heCode CCI EPoint can didat e w ill g et Weig compht rehensiv e cover age of t h e, an roudt ing and Rand ly in Det Wching RED),. Secu r it y , an d Ser v ice Pr ov ider lab ex am s. sw it chWeight in g pored t ions ofom t h eEar Rout g ect an dion Sw( it Ot h er featbegins ur es include van ced age secur ancor dm enties , gr anular at e-t hlim it in g, an dex h am igh-an d The b ook w it h bad rief cover ofittyh e e anag t echnem olog r equir edr on e CCI E lab per for m ance r outed ingr ef v erences ia Cisco Exp ress Forw ar ding. Lab ( CEF) it h ex t heercises EMI . Mult icast reach out inof g is includes sug gest for fur t h er reading oratwory cov ering t healso cor e supp ort ed w itfhollow t he ,EMI . iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k t echnologies p rov set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

NO TE

This list h ighlight s some of t he m or e pr edom in at e f eat u res of t h e Cisco Cat aly st 35 50. For m ore in for m at ion on t hese an d ot her feat ur es, see w w w .cisco. com .

The Cisco 3550 also b ack s t h e lat est in r egu lat or y cer t ificat ions and st and ard s fr om t he I EEE an d ot her b odies. The follow ing st andar d s ar e available on t h e Cat aly st 35 50 Et h er net sw it ch:

I EEE 8 02. 1x p or t - based au t hent icat ion I EEE 8 02. 1w Rapid Spann ing Tr ee I EEE 8 02. 1s Mult iple Span ning Tr ee I EEE 8 02. 3 Fu ll Dup lex on 1 0BASE- T, 1 00BASE- T, and 10 00BASE- T por t s • • •

Table of Content s

I EEE 8 02. 1d Span ning Tr ee Prot ocol I ndex Exam ples

I EEE 1p CCI E Pr a ct ica8l 02. Stud ie sclass V ol umof e Iser I vice

( CoS) pr ior it izat ion

By Kar l ISolie E No. , Leah Lynch EEE CCI 8 02. 1Q 4599 VLAN t r unk s CCI E No. 7220

EEE 02. 3Press 10BASE- T PubI lish er:8Cisco Pub Dat e: Novem ber 07 , 20 03

I EEE 8 02. 3u 10 0BASE- TX I SBN: 1- 58 705 -0 72 -2

323ab IPages: EEE 810 02.

10 00BASE- T

I EEE 8 02. 3z 100 0BASE- X 10 00BASE- X ( GBI Cs) : 100 0BASE- SX, 1 000 BASE- LX/ LH, and 10 00BASE- ZX, 100 0BASE- T, 10 00BASEand aSt C w it h volu me t w o of t he best - sellin g CCI E Gain han ds- on exCWDM, per ience f ort he t heGig CCI E ack Lab GBI Ex am Pr act ical St udies t it le fr om Cisco Press. Rem ot e Mon it oring ( RMON) t yp e I and RMON t y pe I I Sim ple ( SNMP) v 1 an d SNMP Ex per ienNet ce wp ork ut t inManagem g concepten s tinPr t ootprocol act ice w it h lab scen arios t vh2c at g uide y ou in ap ply in g w hat you k now The Cat alyst 355 0 cu rr ent ly com es in f our b ase m od els w it h m ult iple v ar iat ion s of each , and t he nu mbLear er ofn mod st an t ly ice gr ow alyEstlab 3 550 - 24prand 35at50howels t o is bucon ild a p r act labing. for The y ourCat CCI ex am epar ion4 8 com e w it h t he St and ard Mu lt ilay er Soft war e I m age ( SMI ) or t h e EMI . Th e Cat aly st 35 50- 1 2T and 355 0- 12 G ar e shipp Tak ed only EMI are, w her eas t heicCat 0- 24 andenv 3 55048 en mig e fiv ew it fuhll-t he blow n psof ractt w ice labs t hat m im t healyst act u 355 al lab ex am ir onm t ht be f ield up gr aded t o t h e EMI im age. Th e EMI pr ovid es a set of ent erp r ise- class f eat ur es, such as har aract e- based I P unicast and icast r out in g,didat int eres - VLAN CCIdw E Pr ical St udies, Volum e Im I ult leads CCI E can t hr ourou gh t ing, he p HSRP, rocess and of prm epany arinot g her f or t h e feat u res h at y ou find a r out ance and ging capacit y also om m odel o CCI E lab tex am b y wprould esent in gon t hem w iter h .aPer serfor iesmof challen labor at or vy ary ex erfrcises. A pertfect m odel. Tablet o1 -t 1 s t -hselling e var ious ant dhiscap acit ies of tes he cov Caterag alyste 355 0 sw ch.ex am t op ics com panion helist best fir stmod editels ion, b ook pr ovid of CCI E itlab not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch g -1 por.t ions t hm e Rout in gCha an d rSw it ching r it yt, h aned Var Ser vi ice Pr ov ider Tab lein 1 Per of f or a nce act e r ist, iSecu cs of ous Cat allab ystex3am 5 5s.0 s The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Ethernet Switching Review Befor e discussin g t h e det ailed conf igur at ion of t he Cisco 3 550 , it 's necessar y t o r ev iew some im por t ant t ech nologies. The f ollow ing sect ions br ief ly r ev iew VLANs, VTP, VLAN t r unk ing , spann ing- t r ee 80 2. 1d, and por t au t onegot iat ion. I f y ou hav e pr ev iou sly r ead CCI E Pr act ical •St ud ies, Volu m Table Content s e I (ofCCI E PSV1) , y ou m ig ht w ant t o glan ce on ly at t his sect ion, becau se it is •int end ed as aI ndex r ev iew . For a m or e com p rehensiv e ex plan at ion of t h ese an d ot h er Et her net •sw it ch in g pr in Exam ples refer t o CCI E PSV1. cip als, CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Virtual LANs (VLANs) Pub lish er: Cisco Press Dat ber in 07it , 20 03 f or t he t er m VLAN. For t h is discu ssion, t he def in it ion is v ery sim ple. TherPub e ar ee:mNovem any def ions Vir t ualI SBN: LANs1- (58 VLANs) 705 -0 72 -2 ar e b road cast dom ains t h at can ex t end geogr aph ical dist ances. Wit h in t h e VLAN,Pages: u nicast , br oadcast , and m ult icast , fr am es ar e for w ar ded t o m emb er s of t h at VLAN; t his is 10 32 r ef err ed t o as in t ra- VLAN t r af fic. Mem bers of separ at e VLANs do n ot f or war d t r aff ic t o each ot her ; t his can p r ovide som e f orm of inher en t secu rit y . For on e VLAN t o com mu nicat e w it h anot h er , som e f orm of rou t ing m ust b e used . To put VLANs in t heir simp lest for m , r em em ber t he follow ing :

Gain han ience f or tdom he CCI Ex am h volu me (t w of t he - sellin g CCI E A V dsLANon=exAper broa dcast ai nE =Lab A Lay e r w3itne t w ork I Posubn et best ) Pr act ical St udies t it le fr om Cisco Press. I n a nu t shell, VLANs off er t he f ollowin g: Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you segm k nowent at ion Net w ork Lear n how t o bu a p r act ice lab for y our CCI E lab ex am pr epar at ion Flex ibilit y and mild anagem ent Tak e rit fivye fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t Secu CCI E Pr udies, Volum e Iigur I leads CCI es t hr ou gh p rocess of pr ep arin gd ef f or the When Etact h erical netStsw it ching is conf ed, ev erEy can p ortdidat is assig ned t o at he VLAN b y default . The ault CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect VLAN is alway s VLAN 1. When sw it ches ship fr om t h e fact or y , t hey ar e in som e w ay s " p lu g an d com t he - sellingt ofirVLAN st edit1ion, t his b ook pr ovid est cov e itofchCCI labinexaam t op play .panion " Ever yt opor t isbest assigned ; t h er efor e, ever y por of t erag he sw w illE be sing le ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. br oadcast d om ain . This m ak es m ig rat in g fr om shar ed Et her net hu bs t o a b asic sw it ched net w ork Com ed w it h Volu m e I ,alw t heays CCIbe E can didat ill jgust et comp coverMost age of t h e rou t ingually and v er y bin easy. VLANs should t h ough t eofwas b roadrehensiv cast dome ains. VLANs event sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. becom e I P/ I PX su bnet s or br idging dom ains. Th e basic design ru les t hat apply t o br oadcast dom ains also apply t o VLANs, such as t he f ollow in g: The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow be , p rov iding d et ailed guides t o Each applyVLAN ing t he t echn r eal or k ain. Ther e should a sin gle subn et per VLAN. is lik e a ologies separ atin e br idgnet in gwdom set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com prDo eh en notsivbreidge pr act d ice ifferlab ents VLANs includet oget all ofher t he . t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. span m ult iple aph ict tar St ud yVLANs t ips ancan d t est - t akacr ingoss t ech niqu es sw ar eit ches in cludand ed tgeogr h rou ghou h eeas. book . Tr unk s car r y t r aff ic for m ult ip le VLANs by u sin g a special encap su lat ion . A r ou t er or Lay er 3 sw it ch w ill be needed t o r out e b et ween VLANs. Span ning Tr ee Pr ot ocol r un s a p er - VLAN level t o pr event loops. This can be d isab led bu t is not r ecom m en d. Table 1 - 2 list s t h e var ious VLAN d ef ault values f or Cat aly st sw it ch es.

Tab le 1 -2 . De f au lt VLAN Se t t in gs

•

Fea t ur e

D e fa ult V al ue

Nat iv e VLANTable of Content s

VLAN 1.

• Defau lt VLAN I ndex • Exam ples

VLAN 1.

PorE tPrVLAN nm ts e I I CCI a ct ica lassig Stud ie s Ven ol um

All por t s assigned t o VLAN1; Token Ring por t s ar e assigned t o VLAN 100 3 ( TrCRF- default ) .

By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

VTP m od e Pub lish er: Cisco Press

VTP n am e

Serv er . Null.

Pub Dat e: Novem ber 07 , 20 03

VLAN Ist at e1- 58 705 -0 72 -2 SBN:

Act ive.

10 32 r ange [ * ] ReserPages: v ed VLAN

VLAN 0, VLAN 10 06– VLAN 1 009 , VLAN 4 095 .

Nor mal VLAN r an ge

VLAN 2–VLAN 10 01.

VLAN ex t ended r ange [ * ]

VLAN 100 6–VLAN 40 94.

MTU han sizeds- on ex per ience f or t he15CCI 00 EbyLab t es Ex foram Et her net . me t w o of t he best - sellin g CCI E Gain w it h volu Pr act ical St udies t it le fr om Cisco Press. 44 72 by t es for Tok en Ring. SAI D v alue 10 0, 000 p lu s VLAN num ber . Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Ex am ple: VLAN 2 = SAI D 1 000 02 Lear n howy t o bu ild a p r act ice lab for y our am ibprle; epar at ion10 25– 409 4 are n ot . Pr une eligibilit VLANS 2–1 000 CCI ar eEprlab un ex e elig VLANs MACTak adderess edll-uct ionn p ract iceDisabled. fiv e rfu blow labs t hat m im ic t he act u al lab ex am env ir onm en t Span ningt reeStmudies, ode Volum e I IPVST+ ( 1 28 spannin inst ances) CCI E Pr act ical leads CCI E can didatgest ree t hr ou gh t he p.rocess of pr ep arin g f or t h e CCI E lab ex am VLAN b y pr esent in g t hem w it h a ser Defau lt FDDI VLAN 100 2. ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics Defau lt Tok en Volum Rin g TrCRF not cover ed in e I , like t heVLAN Cisco 100 Cat 3. aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. VLAN Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. Defau lt FDDI Net VLAN VLAN 100 4. The b ook begins w it b rief cover age t h e5cor ies br er equir Defau lt Tok en Rin g hTrBRF VLANof 100 w iteht echn br idgolog e num 0 F.ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e VLAN t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k Span ningt ree v ersion BM. concludes w it h fiv e han ds- on lab exer cises. These set t in gs. The final ch aptfor er of t he I book Tr BRF com pr ehVLANs en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. Tr CRF b r id ge m ode SRB. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

[*]

The VLAN r eser ved r ange is used on the Catalyst 6000 ser ies to map nonr eser v ed VLANs to reser ved VLANs. The VLAN ex tended r ange is available on t he Cataly st 6000 ser ies and 355 0 series sw itches. The ex tended an d r eser v ed VLAN r ange is not pr opagated by VTP at this tim e and r equires t he sw it ch to be in VTP tr anspar en t mode. Token Ring and FDDI VLANs ar e listed on Ether net-only sw itches because it is global VTP infor m ation.

Now consider som e of t he b asic sw it ched net w ork s; t h is discu ssion focuses on t he d if fer en ces in each on e.

Figur e 1- 2 sh ows a basic LAN config ur at ion. Th e sw it ch has VLANs 1 an d 2 conf igur ed on it and v ariou s por t s assig ned t o t h ose VLANs. Each VLAN is conf igur ed wit h a separ at e I P su bnet . I f inf orm at ion needs t o pass fr om VLAN 1 t o VLAN 2 , a r out er is requ ir ed. Her e t he rou t er has an int er face in each VLAN. Tr af fic goin g f r om VLAN 1 t o VLAN 2 need s t o f irst hit t he r out er . This t y pe of conf igur at ion r eq uires a sin gle int er face f or ev er y VLAN t hat n eeds t o b e r out ed; t her efor e, it is v ery ex pensive and not ver y scalab le. •

Table of Content s

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Figu r e 1 - 2 . Pe r - I n t e r f ace V LAN r ou t in g

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes r ef erences fur t hconf er reading . Lab orychexhas ercises cov1ering t he Figur e 1-sug 3 shgest owsedanot her b asicfor VLAN ig ur at ion. Thorat e swit VLANs and each 2 conof figu redcor one titechnologies p rov et ailed guides apply ing r tunn he tinechn in ras eal80 net or kTraf fic ag ain. Her ef ollow t he r ,out er iding h as a dsing le 100 - Mbp tsoint erf ace g a ologies VTP, such 2.w 1Q. set t in gs. The final ch apt it h tfiv lab going f r om one VLAN t o er t heofott he h erbook mu stconcludes t r av el up wt he r une khan t o dst heon r out er exer an dcises. t h en bThese ack d ow n t he com en siv e prgact lab st r include t hewt een echnolog iesisan radt he ually ease in ical diff icu lt ys t o sam pr e teh r unk . Usin a ice sin gle un k t o r all outof e bet VLANs ondegof m orincr e econom way level. esen r eaders it h scenTh arios sim ilarconfig t o w huratattion h eyiswof illt fen acerefer on rt he uala lab ext er am. accomThey p lish pr r out ingt bet w een wVLANs. is t yp e of ed tact o as " r ou on Stst udick y ." t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . a

Figu r e 1 - 3 . Rou t er on a St ick

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Table of Content s

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I ndex

•

Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion The n ex t ev olut ion w as t o m ove t h e r out ing f unct ion fr om a st andalone rou t er t o t h e swit ch e fiv e fu blow n plog ractical, ice labs t hat tm imicicist he act u al ulab ex am ir onm t t he sam e it self .Tak This m ov e llw as only b ecause r aff dou bled p com ingenv in and exen it ing int er face. Sw it ch es su ch as t h e Cat aly st 3 550 w it h t he EMI soft w ar e supp or t t h is t yp e of CCI ical Figur St udies, I Iesleads CCI didat confEigPr uract at ion. e 1- 4Volum illust er at Lay er 3E Swcan it ch in g.es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t heFigu CCI Er can w illegret3comp e 1didat - 4 . eLay Sw rehensiv i t ch in ge cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

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I ndex

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Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

VTP and Trunking Protocols Gain han ds- on ex per ience f or t he CCI E Lab

Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. A p ow er f ul f unct ion of VLANs is t h eir capab ilit y t o span geogr aph ic dist ance. The VLANs pr esent on a sw it ch ar e com m unicat ed f r om sw it ch t o sw it ch by t h e m ean s of a VLAN Tr unk ing Pr ot ocol ( VTP)Ex . VTP m ain al VLAN mact at ion swit ches. clu des nch per ien ce tpains ut t ingglob concept s ininfor t o pr ice bet w it w h een lab scen arios tThis h at ginuide y ousyin apron plyizin in g g t he VLAN wdat d t he m anagem ent of addit ions, d elet ions, and VLAN nam e chan ges acr oss t h e hatabase you kan now net w or k. A VLAN m anagem en t d omain , or VTP dom ain, consist s of one or m or e sw it ch es Lear n how t o bu ild ing a p rt act formin y our CCI E rlab ex am pr yepar attion int er con nect ed and shar he ice samlab e ad ist r at iv e espon sibilit . Any im e y ou d esir e t he VLANs on on e sw it ch t o h ave in for m at ion ab out t he VLANs on anot her sw it ch , y ou mu st conf ig ur e e ain fiv e and fu ll- ablow p ract labs t hat m im ic VLANs t he act uinalalab env an ir onm en t agat es t hese a VTPTak dom t r unn k. VTPice also t r ack s all t he VTPexdam om ain d p rop in a clien t / ser v er f ashion fr om one sw it ch t o an ot her . The int en t of VTP is t o ease m anagem en t CCI act ical St udies, I Iabase leads acr CCIoss E can t hrain. ou ghAnt he p rocess ep arin g f or t h e and EprProv ide a com m on Volum VLAN e d at t hedidat VTPes dom adv anced fof unpr ct ion of VTP CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per includes VTP pr unin g, w hich helps cont r ol int er - VLAN br oadcast t r af fic bet w een sw it ches. fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not edesininVolum e It h, ree like m t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. VTPcover op er at one of odes: Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. V TP ser ve r m ode— I n VTP ser ver m ode, VLANs can b e cr eat ed, m odif ied , and delet ed . The bVLAN ook begins h b rief cover age of tsent h e cor t echn olog iesVTP r equir t h eclient CCI Es lab infor mwatit ion is aut om at ically t oeall adjacent ser ved ersonand in t ex heam saman ed includes gest r efays erences for fur t h er Lab orat ex ercises eacherofbecause t he cor e VTPsug d om ained . Alw ex ercise caut ionreading wh en ".clearin g"ory a VLAN fr om cov t h eering VTP serv t echnologies f ollow p rov iding et ailed guides t os apply ing tthe in ain. r eal Inet k t hat VLAN w ill, be delet ed don all VTP ser ver and clien s int echn t hat ologies VTP dom f t wwoordevices set t inar gs. final aptser er ver of ts, het he book concludes labconf exerigur cises. These e The config ur edchas sw it ch/ ser v er wwitithhfiv t hee han highdsestonVTP at ion rev ision com prser ehven lab include all ofint he t echnolog ies incr in diff essiv ase tpr heact price im ar y sserv er. VLAN for m at ion is st oran edding rad t h eually sw it ch' s ease non volat ileicu lt y level. r They pr-esen t r eaders w it( hNVRAM) scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. andom access m em ory . St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . V TP cli en t m ode — I n VTP client m od e, VLANs cannot be cr eat ed , m odified, or delet ed. On ly t he nam e an d t he VTP mod e and pr un ing can b e ch anged. The VTP client is at t h e m er cy of t h e VTP serv er for all VLAN in for m at ion. Th e client mu st st ill assig n p ort s t o a VLAN, b ut t he VLAN w ill not be act iv e on t he sw it ch u nless t h e VTP ser ver sends inf orm at ion t o t he clien t abou t t hat VLAN. On Cat aly st 2 900XL/ 35 00XL/ 355 0 series sw it ch es, VLAN inf orm at ion is st or ed in Flash m em or y in t he VLAN. DAT file af t er it is r eceived fr om t h e ser v er . The Cat aly st 4 000 / 550 0/ 65 00 ser ies of sw it ches do not st ore t he VLAN dat abase on VTP client sw it ches.

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V TP t ra nspa re nt m ode— I n VTP t ran sp arent m ode, VLAN infor m at ion t hat is local, or creat ed, on t h e sw it ch w ill not be ad ver t ised, and VTP w ill not syn chr onize VLAN dat abases bet w een sw it ch es. VTP inf orm at ion r eceived fr om ot h er sw it ches can be f orw ar ded if all t he sw it ch es ar e in t he sam e VTP dom ain. For VTP upd at es t o f low t hr oug h a VTP t ran sp arent sw it ch , t he t ran sp arent sw it ch and an y ot her clien t or sever sw it ches m ust b e in t he sam e VTP d om ain . VLANs can be cr eat ed , m odified, and delet ed on t ran sp ar en t sw it ch es. Tr anspar ent sw it ches also supp ort ext en ded- r ange VLANs. As a m at t er of f act , VLANs 1 006 t hr ou ghTable 409 4 can only b e cr eat ed on VTP t r anspar en t sw it ches. VTP w ill also not pr opag at e of Content s VLANs in t his ran ge. VLAN in for m at ion is st or ed in Flash m em ory in t h e VLAN. DAT f ile on I ndex t r anspar ent sw it ches on t he Cat alyst 290 0XL/ 3 500 XL/ 35 50 ser ies sw it ches. Table 1 - 3 Exam ples high lig ht s t he v ariou s VTP m odes an d op er at ion.

CCI E Pr a ct ica l Stud ie s V ol um e I I

By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Tab le 1 -3 . Va r iou s VTP M ode s of Op er a t i on Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g [w * ]hat The you Cataly st 4000/ 5 500/ 65 00 series of sw itches do not stor e the VLAN database on VTP client sw itches. k now The Catalyst 2900XL/ 3500G/ 3550 series of sw itches sav e VTP and VLAN infor mat ion in the VLAN.DAT file in Flash em oryt .oThe sw itch ill have t he VLAN database it ialization. Lear nm how bu ild a pw r act ice lab for y our CCI Eupon lab inex am pr epar at ion [**]

I n transpar ent m ode, the sw itch w ill not par ticipate in VTP; t hat is, it w ill not sy nchr onize VLAN databases.

Tak e fiv fu llblow n p ract iceedlabs t hat marded im ic out t heotact alunk labpor exts. am env ir onm t pr opagate local How ev er , eVTP infor mation r eceiv can be for w heru tr The tr unks w illen not VLAN infor mation.

CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E elab am br at y pr g t hem w at it hion a ser labor y ex er cises. A per fect Figur 1- 5exillust esesent how in VTP inf orm canies beofprchallen opag atging ed acr ossat a or LAN. com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of tFigu h e Rout Sw it ching , Secu r it yd, an Ser vga icet Pr ov ider lab ex am s. r ein1g-an 5 .d VTP M ode s an Prdopa ion The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

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Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

VTP ad ver t isem ent s ar e sent out on all t ru nk conn ect ions in I nt er - Sw it ch Lin k ( I SL) f r am es, 80 2. 1Q fr am es, I EEE 802 .1 0, or ATM LAN Em ulat ion ( LANE) cells. VTP fr am es are sent t o t he dest inat ion MAC addr ess of 010 0. 0ccc. cccc w it h a log ical lin k con t r ol ( LLC) cod e of SNAP ( AAAA) . Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E I EEE 8 02. 1Q fr am es hav e an Et h er net t yp e code of 0x 81 00. VTP adv er t isem en t s ar e also sen t Pr act ical St udies t it le fr om Cisco Press. out ever y 5 min ut es or w hen t her e is a chan ge in a VLAN. For VTP m essages t o be successf ully t r ansm it t ed , t h e follow ing mu st occur : Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now V TP dom a in na m e— VTP ser v er and client swit ches on ly accept messages w it h t he sam e dom nam aut icat configu ed E f orlab t hat VTPpr d epar omain t he VTP passwor d s m ust Lear ain n how t oe.buI fild a hent p r act iceion labisfor y our rCCI ex am at,ion also m at ch. Th e VTP n ame an d VTP passw ord ar e case sensit iv e. Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t V TP v er si on m od e m u st m at ch— VTP only accep t s m essages w it h t he sam e v er sion: sion orudies, v er sion I I . Th v ersion con t r olled byouenab lin g/ disabling V2epmarin odeg on CCI E vPreract icalI St Volum e eI IVTP leads CCI E is can didat es t hr gh t he p rocess of pr f or t h e t he t ru nk . At hem sw it ch e VTP v ersionging I I capable anydex h ave V2 mAode CCI E bot labhexsides am bof y pr esent in g w itmig h a ht serbies of challen labor at or er cises. per fect disabled. is t-he d ef ault t ing . V2t his m ode used forerag Token it ch com panion t o t Th he isbest selling fir stset edit ion, b ookis pr ovidonly es cov e of Ring CCI Esw lab exes; am t op ics t her efor you see p rimt he ar ily on tCat h e aly Catst aly 3 924s t he Cat alyst 550 0/ 65 00 ser ies not cover ed ine,Volum e I ,itlike Cisco 3 st 550 , r out and e m aps, BGP, Mult icast , and QoS. swed it chwes it h Tok sw E it ching m odu alled. rehensiv e cover age of t h e rou t ing and Com bin it hwVolu m een I , Rin t he gCCI can didat e wles ill ginst et comp sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. V TP cli en t s sy nchr oniz e w i t h V TP se rv er s onl y if t he cl ie nt ' s V TP re v ision num be r le ss t ha nwtithhebVrief TP cover se r veage r' s of re tvhision beolog r — ies I f t hr equir e VTPed clien ision num b er an is d The bis ook begins e cor enum t echn on tt's h er ev CCI E lab ex am equal t o or g r eat er t h an t he VTP rev ision nu mb er of t he serv er, t he VLAN dat ab ases w ill n ot includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e syn ch r onize, and t he VTP client w ill not receiv e any VLAN inf or m at ion f r om t he ser ver . t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These When a ten ru siv nk eispr est ablish eds, include VTP sends period adv er t isem entd out unkease por tin , once evltery y 5 com pr eh act ice lab all of t he ticechnolog ies an g radeach uallyt rincr diff icu m inut es or wh en t h er e is a ch ange in a VLAN. Th e VTP adv er t isem en t cont ain s t he f ollowin g:am. level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . VLAN I D s ( I SL and 802 .1 Q) . Em ulat ed LAN nam es for ATM LANE. 80 2. 10 SAI D v alues. VTP d om ain n ame an d con figu rat ion r evision n um ber . The ser ver w it h t he h ighest r evision nu mb er w ill becom e t h e pr im ary ser ver an d send it s VLAN dat abase t o t he ot her sw it ch es. This p rocess is r ef er r ed t o as syn ch r onizat ion . Wh en VTP is sy nchr on ized, all VTP serv er s

and clien t s w ill hav e t he sam e VTP rev ision nu mb er . Th e VTP r evision num ber is incr em ent ed ev er y t ime a VLAN con figu r at ion chan ge is m ade. VLAN con figu rat ion , VLAN I D , VLAN nam e, and MTU size for each VLAN. Et h er n et fr am e for m at . VTP h as t w o v er sions: ver sion I an d ver sion I I . All t he sw it ches in t he VTP dom ain m u st be on •t he sam e v ersion. Table ofThis Content r ules does n ot app ly t o t h e t r anspar ent mod e swit ches. VTP ver sion I I •off ers t he f ollow I ndex ing , t he most imp ort ant b ein g sup por t f or Tok en Rin g: •

Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I

Tok e n R ing supp ort — VTP v er sion I I sup por t s Tok en Rin g LAN sw it ching and VLANs ( Tok en Rin g Br idg e Relay Fu nct ion [ TrBRF] ) .

By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

PubUlish er:cogni Cisco Press nre ze d

Typ e Le ngt h V a lue ( TLV ) supp ort — Unr ecognized TLVs ar e saved in is in VTP serv er m ode.

Pub Dat e: Novem ber t07 NVRAM w hen he, 20 sw03it ch I SBN: 1- 58 705 -0 72 -2

VPages: e rsion10 32de pe nde nt t ra nspa re nt m od e— VTP for w ar ds VTP m essages t hat do not mat ch t he dom ain n ame and ver sion t o swit ches op er at ing in VTP t r anspar ent m ode v er sion I I sw it ch es. I n t r anspar ent m od e ver sion I , VTP inspect s t he f ram e f or a ver sion nu m ber; if t he num ber s m at ch, VTP for w ar ds t h e fr am e. This inspect ion p rocess does not hap pen in VTP v er sion I I . Gain han ds- on ience f or Consist t he CCIency E Lab Ex am are w it hperf volu o of t he nbest - sellin E w hen Consist enex cyper che ck s— checks or me medt won VLAN ames an dgvCCI alues Pr act ical St udies t it le fr om Cisco Press. inf orm at ion is chang ed f rom t he com m and- line in t er f ace or Simp le Net w or k Man agem en t Pr ot ocol. iensce t in g ltconcept s tin t ospr iceCat w italy h lab t h. at g uide y ou in ap ply in g TableEx 1 -per 4 list t h pe ut defau VTP set ing onact t he st 3scen 550 arios sw it ch w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t

Tab le 1 -4 . De f au lt VTP Set t i ngs on Cat al yst 3 5 5 0

CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E Fea lab tex labor V TP uram e b y pr esent in g t hem w it h a ser ies of challen D e faging ult Se t t inatgor y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics VTPcover d omed aininn ame not Volum e I , like t he Cisco Cat aly st 3 550 , Null r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and VTP m od e Serv er sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. VTP v er sion 2 upd at es Disabled The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d VTP secur it y/ p assw d Disabled includes sug gest ed ror ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k VTP p r uning Disabled set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y VLAN t r unk ing DTP level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

VTP Pruning VTP p r uning basically con t rols br oadcast , m ult icast , and unk now n un icast t raf fic f r om crossing t r un k lin es wh er e it is not need ed . A com m on misconcep t ion is t hat VTP pr un ing con t r ols Span ning Tr ee Pr ot ocol ( STP) t r aff ic, w hich it does not . Wit h VTP pr un in g disab led , t he default set t in g on t he 35 50, all br oadcast , m ult icast , and unk now n un icast t r aff ic is for w ard ed d own t r un k lin es on t h e sw it ch t o dow nst r eam sw it ches, r eg ar dless of w het h er t he sw it ch needs or will discard t h e t r aff ic. VTP pr un in g essen t ially on ly for w ar ds b road cast , m u lt icast , an d u nk now n

un icast t raf fic acr oss a t r un k if t he d ow nst ream sw it ch has an act ive p ort in t he sam e VLAN as t he VLAN t h at or iginat ed t he t raf fic. I f t he dest in at ion sw it ch is n ot ad jacent , sw it ches in b et ween t he sou rce an d d est inat ion sw it ch es receiv e and f or war d t he t raf fic. I n Figur e 1- 6 , a w ork st at ion in VLAN 1 0 sends a br oad cast , w it h VTP p r uning disabled; all sw it ch es in t he LAN w ill r eceiv e t hat br oadcast .

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Figu r e 1 - 6 . VTP Pr un in g

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y Ilevel. n FigurThey e 1- 7pr, esen VTP tprr unin g iswenab led .arios Wit h sim VTP p rut oning enabled, onf ly it ches w itual h lab ex am. eaders it h scen ilar w h at t h ey w ill aceswon t he act por t s/ er faces in -VLAN w illniqu r eceive for wed ar dt hVLAN 10 's fic, along w it h any St ud y int t ips an d t est t ak ing10t ech es ar and e in clud rou ghou t t thraf e book . int er m ed iar y sw it ches.

Figu r e 1 - 7 . VTP Pr un in g

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CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics VLAN Trunking Protocols not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and VTP r equ es tt rions un ksoft ot hter anspor at ion, .Secu A t r un p oin t - tlab o- poin t link sw it ch in girpor Rout intgVTP an dinf Sworm it ching r it yk, is anconsidered d Ser v ice Pra ov ider ex am s. bet w een Et hern et sw it ch por t s an d anot her n et w or k ing device, such as a r out er or an ot her sw . Tr unk s hav e ht hberief capabilit y t o of cart hr ye tcor h eet rtaff ic of mu lt ipr equir le VLANs ere aCCI single andan d Theit ch b ook begins w it cover age echn olog ies ed onovt h E lablink ex am ext end VLANs acred oss e int ernfor et wor Witreading h out t he useorat of ory VTPex and t r unkcov s, an I P subn includes sug gest r eft herences fur tkh. er . Lab ercises ering each et of could t he cor e nev er be par tfitollow ioned sw ditet ches. t r un tks allow ing f or tan ect iv e w ay in t o rteal ie t w ow bror oadcast t echnologies , pacross rov iding ailedVTP guides o apply he eff t echn ologies net k dom ogetfinal her tch hat sept he aratbook ed byconcludes g eog r aphical dist Figur e 1-exer 8 illust r at es how 802 .1 Q set t inains gs. tThe aptarere of w it h fiv e ance. han dson lab cises. These tcom r un pr ks eh t ieenVLANs and t oget her . all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y siv e pr2act ice 4lab s include level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Figu r e 1 - 8 . VLAN Tr u nk i ng

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CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03

Thr ee tI ySBN: pes1-of 58 encapsulat 705 -0 72 -2 ion are su ppor t ed on t h e Cisco Cat aly st f amily of sw it ches: I SL, 80 2. 1Q, and10802 Pages: 32 .1 0. Th e Cat aly st 35 50 Et h er net sw it ch su ppor t s I SL and 8 02. 1Q; t h er efor e, t his discussion focu ses on t hese sw it ch es: I nt e r- Sw it ch Li nk ( I SL) — I SL is a Cisco pr opr iet ar y t r u nk in g encap su lat ion . I SL is a fr am e- t agg in g pr ot ocol t hat allow s for low - lat ency m ult iplexin g of t r af fic f rom mu lt iple Gain han ds- on per ience or t he CCI Labs con Ex am it h as volu met rtunk w o sofencapsulat t he best - sellin g CCI Ee VLANs t o aexsing le phyfsical pat h. E Port figuwred I SL e each fr am Pr act ical St udies t it le fr om Cisco Press. w it h a 26 - by t e I SL header follow ed b y a 4 - by t e cyclic r edund ancy check ( CRC) bef ore for w ar ding it out t he t r un k. The encapsulat ion of each fr am e is a low - lat ency p rocess. Th is oper at ion is perf or med by ap plicat ion - sp ecific in t eg r at ed circu it s ( ASI Cs) , so it is v er y fast . Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g This is r efer r ed t o as " w ire sp eed. " The f ram es on t he link con t ain t h e st andar d Et h er n et , or w hat you k now FDDI or Token Ring f ram e, and t h e VLAN in for m at ion associat ed w it h t hat fr am e along w it h a b r id p ack it (ice BPDU) I SL is supp ortlab ed ex onam linkprs epar t hat at arion e 100 Mb ps or g r eat er in Lear n ge how t o et bu dildat aa pun r act lab .for y our CCI E speed , and it can oper at e in fu ll or half du plex. STP on I SL t r u nk s is imp lem ent ed on a per VLAN basis, . This VLAN hasex a am rootenv br idge, Tak e fiv e fu ll-called blow nPVST+ p ract ice labsmtean hat smt hat im icever t he yact u al lab ir onman endt t ru nk s go int o a f orw ar d/ block ing m ode f or each VLAN on each t r unk . PVST+ is cr it ical t o con t r ol on ge ical net w k s, asVolum discu ssed lat er CCI in t hEiscan ch didat apt er.es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lar Pr act Stor udies, e I I leads CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect I EEE 8t o0 2t he . 1 Qbest — 8- 02. 1 Q is h eedit indu st ryt his st an dar dprt ovid ru nkes ingcov pr erag ot ocol. 8 02. 1 Q ex f r ame u ses com panion selling firtst ion, b ook e ofAnCCI E lab am t op ics an Eted h er t yp ee code 0x 81 00 and inser VLAN infeorm mat ionBGP, an d Mult r ecom p ut, es t heQoS. fr am e not cover innet Volum I , likeoft he Cisco Cat aly st t3s550 , r out aps, icast and cont of can t h edidat fr amee.w 802 operat es slight ly d iffage er ent I SL. For Com bin edr ol w itsequence h Volu m eatI , tthe he end CCI E ill g .1 et Qcomp rehensiv e cover of fr t hom e rou t ing and it r uof ns t Mon o Span Tr ee on t h, eSecu nat iv in t he dom sw it chinst in gance, por t ions h e Rout in g ning an d Sw it ching r iteyVLAN , an d for Ser all v iceVLANs Pr ov ider labVTP ex am s. ain. The n at ive VLAN 8 02. 1Q uses by d ef ault is VLAN 1 . I n Mono Spann in g Tr ee, one r oot br idge elect ed forw it t hhebent e VTPage d omain; his eist echn called t heies Com m onedSpann Tree ( CST) The bis ook begins riefir cover of t h et cor olog r equir on t h in e gCCI E lab ex am an d domsug ain.gest Alled VLAN t r af fic f ollow h in .t his y pe ory of con figu rat ion Cisco,each und er andcor in ge includes r ef erences for furs ton h ere pat reading Labt orat ex ercises cov. ering ofstt he t he needf ollow t o con ol iding spanndinetgailed t ree guides on lar ge w oring ks w hilet echn contologies r ollin g load , imp t echnologies , pt rrov t onet apply t he in r eal netlem w orent k s all ch 8 02. VLANs in add it ion t o Mono ning ee.lab Thexer e follow ingThese rest r ict ion s set t inPVST+ gs. Theon final apt1Q er of t he book concludes w it h Span fiv e han ds-Tron cises. ly siv t o e8 02. 1Qice t r un com prapp eh en pr act labks: s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . - The nat iv e VLAN needs t o be t h e sam e on b ot h end s of t he t ru nk . Mon o Span ning Tr ee will r u n in t his VLAN. I t is cr it ical t hat t he n at ive VLAN be t he sam e on t hir dpar t y sw it ches int er act in g w it h Cisco sw it ch es. - As m en t ion ed , 80 2. 1Q uses Mono Spann ing Tree. Cisco enhan ces t h is w it h PVST+ . Becau se t he BPDUs ar e han dled d iffer ent ly bet w een Cisco an d t h ird - par t y sw it ch es, care sh ould be t ak en w h en ev er int egr at ing t hese dom ains, t h at span ning t r ee and t he defau lt VLANs are con sist ent in b ot h sw it ches. The ent ir e non - Cisco dom ain w ill look like a single b road cast / span ning- t ree d omain t o t he Cisco PVST+ VTP dom ain. Th e Mon o Span ning Tr ee of t he non - Cisco dom ain will m ap t o t he CST of t he Cisco

dom ain, wh ich is by default VLAN 1. - BPDUs on t h e nat iv e VLAN of t he t r u nk ar e sen t u nt agg ed t o t he r eser v ed I EEE 80 2. 1d spann in g- t r ee m ult icast MAC addr ess ( 018 0. c200 .0 000 ) . The BPD Us on all ot her VLANs on t he t r un k ar e sent and t ag ged on t h e r eserv ed Cisco Shar ed Span ning Tr ee ( SSTP) m ult icast MAC add ress ( 01 00. 0ccc.cccd) . •

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Exam ples

Dynamic ISL (DISL) and Dynamic Trunk Protocol (DTP) • I ndex Dy nam I SL w asie sCisco' CCI E Pr aic ct ica l Stud V ol umsefir I I st t ru nk negot iat ion pr ot ocol. DI SL w as slowly r eplaced w it h Dy nam ic Tr unk Prot ocol ( DTP) on new er v er sions of CAT OS and Cisco I OS Sof t w are. D TP is essent ially By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220 DI SL t hat at t em pt s t o aut om at e I SL and 80 2. 1Q t r unk con figur at ion . DTP uses t he r eser ved dest inat ion m ult icast addr ess of 010 0. 0ccc. cccc f or LAN net w or ks t o negot iat e t r unk s. I n t he Publtlish er: tCisco defau " au o" stPress at e, DTP m essages ar e sen t ou t ev er y 3 0 secon ds on all t r un k lines. Depending Pub Dat e: Novem 07p , 20 on t he " m od e" ofber t he ort03, t he p or t m ight becom e an I SL or 8 02. 1Q t r un k. DTP op er at es in t he I SBN: 58 705(-0 72 -2 follow ing m 1odes. Not e t h at t h ese m odes ar e not av ailab le on all sw it ches and m ight dif fer slig ht ly sy nt10 act Pages: 32ically . ) On— Pu t s t h e por t in a perm anent t r un king st at e. I t also t ries t o negot iat e t h e link t o be a t r un k. Gain han ds-Tu onr ns ex tper f or CCIr E Ex,am h volu t w o oft he t het ru best Of f— h e ience por t in t o tahenont unLab k link andw tither eby me disables nk .- sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. D e si ra ble — Makes t h e por t at t em p t t o con ver t t o a t ru nk link . Th e por t b ecom es a t r un k if t he neig hbor ing por t is set t o on , desirab le, or aut o mod e. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you Au t o— Thkenow por t con ver t s t o a t r un k if t he n eigh bor ing por t is set t o on or desirab le m ode. Lear n got howi attoe— bu Pu ild tas p icet lab y our E labbut ex pr amevent pr epar at ion N one t hr eact por in t ofor t r un kin gCCI m ode s t he p ort fr om sendin g D TP fr am es. Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t I n pr act icalit y , t his is r eally t oo m any op t ions f or a t ru nk . Net w ork ad m in ist r at or s eit her CCI St as udies, I I dleads E caneven didatbe es ar t hrgu oued ght ht he rocessd of ep arin g fsorist ha e confEigPr uract e aical p ort t r unVolum k or t heey on' t . CCI I t could at hpaving yn pr amic t ru nk CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per pot ent ial secur it y r isk . Table 1 - 5 ch art s t he p ossible com binat ions of t ru nk s and t h e mod esfect on com t he best - selling fir st redit ion, an t his b ook pr ovid erag E lab op ics CAT panion OS. As tyoou w ill see, t h e most eliable d sim plest w ayest ocov con figuereofa CCI t r unk is tex o am st at tically not in Volum e I , like Cisco alynk st an 3 550 outon e mmaps, confcover ig ur e ed it on bot h sides of t ht he e lin k as Cat a t ru d in, trhe od e.BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s.

Tab -5 . Et w hiter et D TP age Con r ate ion ut com es on CAT SE lab ex am an d The ble ook1 begins hn b rief cover offit hgu e cor t echnOolog ies r equir ed on the O CCI includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

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CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics Layer 2 and Layer 3 EtherChannel Trunks not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and Et ult ipinleg phy Et, her netr itor aces t oam a sin swhiterchCh in annel g por t com ions bines of t h emRout an dsical Sw itFast ching Secu y , Gigabit an d Ser por v icet s/ Print overf ider labinex s. gle logical int er face called a chann el gr oup . For inst an ce, u p t o eig ht Fast Et her net p or t s/ in t er f aces m ight be gbegins rou pedw titoget her cover t o pr ovid dup 1 600 logical linkt .h Gigab Et h er The b ook h b rief age eofat hf ulle cor e lex t echn olog- Mbp ies rsequir ed on e CCI Eit lab exCh amannel an d can gr oup up t o 8 p ort s t oget her f or an aggr egat e speed of 1 6 Gbps in f ulldu plex mod e. includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. TE St ud yNO t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . GigaSt ack Gig abit Et her net m odu les can not b e used as Gigabit Et h er Ch annel t r un ks.

Figu r e 1 - 9 . Ph y si cal , Logi ca l, a nd Cha nn el Gr ou p Rel at ion sh ip

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CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Et h er Ch annel can ser v e as a gr eat alt ern at ive wh en t r un kin g Cisco sw it ches t oget her . On e of t he im pr ovem ent s it off er s ov er nor m al m ult iple t r un ks is t hat STP w ill see nor m al m ult iple link s as indiv idual lin ks t o t h e same br id ge; t h er efor e, ban dw idt h w ill not be w ast ed by an int er face in Gain han ds- on peritience f or, VLAN t he CCI E Lab Ex am w iteh tvolu w o ofbalance t he bestacr - sellin block in g mod e. ex Trad ion ally t r aff ic can becom r ickyme t o tload oss, ganCCI d E Pr act ical St udies t it le fr om Cisco Press. ban dw idt h is limit ed because of STP b lock ing on redu ndan t por t s. I n a link failur e, STP w ill also hav e t o w ait a default of 50 second s for con ver gence. Et her Ch annel load shar es acr oss all ph ysical por t s in t he Et her Chan nel gr oup . I f a p hy sical link g oes d ow n, t h e Et h er Ch annel g rou p Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g only loses t he b andw idt h t h at t h e link pr ov ided. Et herChann el pr oves especially usefu l bet w een w hat you k now core sw it ches. Figur e 1- 1 0 illust r at es t w o Cisco Cat alyst 355 0s serv ing as t h e cor e sw it ches w it h t he Gigabit Et h ert net neled o aCCI single Et her Lear n how o buinildt erf a aces p r actchan ice lab for int y our E labGigabit ex am pr eparChan at ionnel por t gr oup. Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t

r e 1Volum - 1 0 . eGi Et Eh can er Cha onghCat yst 3of 5 5pr0eps arin g f or t h e CCI E Pr act icalFigu St udies, I I gab leadsitCCI didatnn es tel hr ou t he al p rocess CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

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Table of Content s

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I ndex

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Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion The n um ber and t y pe of in t er f aces t h at y ou can p ut in t o an Et herChann el por t g rou p v ar ies fr om fivitech. fu llblow p ract t hat ym ic t he actgurou al plab ex am env ir onm enhter w it h Fast sw it chTak t o esw One st n and ing ice ru lelabs is t hat ouimcan only Fast Et her net t og et Et h er n et por t s, and Gig abit p ort s t oget her w it h Gigab it por t s. Because t her e ex ist v ery sp ecific CCI E Pr ical udies, I leads can didat ou ghelt he p rocess pr ep arinspgecific, f or t h e r ules foract wh ich St por t s anVolum d how emI any youCCI canE gr oup intes o at hr chann t hat are sw of it cht y pe CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per check wit h Cisco at w w w .cisco. com as t o t h e limit at ion s t hat Et h er Ch annel m igh t hav e on tfect he com panion t o t he fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics sw it ch y ou are conbest figur- selling ing . not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s.

Port Aggregation Protocol (PAgP) and Link Aggregation Protocol (LACP)

The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d Et h er Ch annel u ses prerences ot ocol called egat. ion ot ocol t o ercises dy nam ically build an of t he cor e includes sug gest ed ar ef for furPor t h ert Aggr reading LabPr orat ory ex cov ering each Et h er Ch annel p or t gr ou p b et w een ad jacent sw it ches. Cisco defin es PAg P an d t h e w ay opk er at es t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net witor as f ollow s: set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y t Agprgresen eg att ion Pr ot ocol f acilit at ilar es t ht oe waut omt hatey ic wcrilleat ion on of Et h eract Channel oram. t level. Por They r eaders w it h( PAg scenP)arios sim h at f ace t he ual lab pex gr oup s. By using PAgP, t he sw it ch learn s t he id en t it y of adj acent sw it ch capable of St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . supp ort in g PAg P an d t hen lear ns t h e cap abilit ies of each in t erf ace. I t t hen dy nam ically gr oup s sim ilar ly con figu red int er faces int o a single logical link ( ch annel or ag gr eg at e por t ) ; t hese int er faces ar e gr ouped based on h ard w are, ad min ist r at iv e, and por t p aram et er const r ain t s. For exam ple, PAgP gr oup s t he in t er f aces w it h t he sam e speed, du plex, nat iv e VLAN, VLAN r ang e, and t he t r un kin g st at u s and t y pe. Af t er gr ouping t h e link s int o an Et h er Ch annel, PAg P add s t he g r oup t o t h e spann in g t ree as a sin gle sw it ch por t . For t hese r easons, it is ext r em ely im por t ant t o hav e t he sam e ph ysical VLAN and STP par am et er s conf igur ed on each in t erf ace in t h e chann el gr oup.

PAgP w ork s along w it h LACP t o negot iat e t h e Et her Ch annel t r un k. LACP is defined in I EEE 80 2. 3AD and allows Cisco sw it ches t o m anage Et her net chan nels bet w een sw it ches t h at conf or m t o t he 8 02. 3AD pr ot ocol.

Port Aggregation Protocol (PAgP) Modes • of Content PAgP has f ourTable m odes in t hes CAT OS and six in Cisco I OS Soft w ar e: •

I ndex

•

Exam ples

Au o— Au tie o smV ol ode CCI E Pr a cttica l Stud um eplaces II

an int er face int o a passiv e negot iat in g st at e; t he int er face r espon ds t o PAgP fr am es it r eceives b ut does not in it iat e PAgP negot iat ion. Th is set t in g is By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220 t he default and m inim izes t h e t r ansm ission of PAg P. PubDlish er:raCisco Press e si ble — D esir able

t he erf ace Pub Datin e: tNovem berinit 07 ,iat 20es 03

m ode p laces an int er face int o an act iv e negot iat in g st at e, in w hich negot iat ions w it h ot her in t er f aces b y send ing PAgP p ack et s.

I SBN: 1- 58 705 -0 72 -2

On— On for ces t h e int er face t o ch annel w it hou t PAg P or LACP. Wit h t h e on mod e, a usable Pages: 10 32 Et h er Ch annel ex ist s only w hen an in t er f ace gr oup in t he on m ode is connect ed t o anot her int er face gr oup in t he on m ode. An int er face in t he on m ode t hat is added t o a por t ch annel is f orced t o hav e t h e same ch aract er ist ics as t h e already ex ist in g on m od e int erf aces in t h e chann el. Gain han ds-I nont his ex per ience f orptort he w CCI Lab t w o ofan t he - sellin g CCI E ill be Of f— mod e, t he ill E not forEx mam an w Etithhervolu n et me channel, d nbest o PAgP fr am es w Pr act ical St udies exchan ged. t it le fr om Cisco Press. Act iv e ( LACP ) - I OS on ly — Act iv e set s t he int er face in t o an act ive n eg ot iat ing st at e, in Ex per ien p ut in g concept s in t oiatprion acts ice lab int scen arios by t h at g uide yLACP ou in pap ply w hich t heceint er tface st ar t s negot w itw h itothher er faces sending ack etin s.g w hat you k now P assiv e ( LACP ) - I OS onl y— Passive set s t h e int er face int o a p assiv e negot iat ing st at e. I n Lear n od how ilderaface p r act iceonds lab for our CCI E et lab epares at ion t his m e, ttohebuint r esp t o yLACP p ack s tex hatam it pr r eceiv but does not st ar t LACP pack et negot iat ion . This set t ing uses m in imal LACP packet s. Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t Sw it ch int er f aces exch ange PAg P pack et s only w it h par t ner int er faces conf ig ur ed in t he a ut o or CCI E Prbl act udies, Volum e I I igur leads hr ou p rocess of fpr ep arin g f or t h e de sira e ical m odSt es; in t erf aces conf edCCI in tEh ecan ondidat m odes e tdo notghext he chang e PAgP r ames. CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per I nt er faces can f orm an Et her Chan nel w hen t hey ar e in diff er ent PAgP m od es as lon g as t hefect com panion t o t he best selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t opnel ics m odes ar e comp at ible. For ex am ple, an int er face in de sira bl e m od e can f or m an Et her Chan not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. w it h anot her int er f ace t hat is in de sira bl e or a ut o m od e. How ev er , an int er face in a ut o m od e Com binfor ed m w itan h Volu m e I , t he can ew g ett hcomp age of t h ese rou t ing cannot Et herChann el CCI w it hEan otdidat her int erill face at is rehensiv also in aeutcover o m od e becau neit herand sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. int er face init iat es PAgP negot iat ion. The b ook w it h b rief aget ner of t thhat e cor t echncapable, olog ies ryequir ed config on t h eurCCI E lab exch am an d I f you r swbegins it ch is connect ed cover t o a par is ePAgP ou can e t he sw it includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t cor e int er face f or nonsilent op er at ion. This is accomp lished by u sin g t he non - sil ent k ey wor d. Ihe f y ou tdo echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k not sp ecify t he non - sil ent k ey wor d w it h t he a ut o or de sira bl e m od e, silent is assum ed. set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. PAgP Physical Learners and Aggregate-Port Learners St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . Net w ork devices are classif ied int o t w o g r oups called PAgP p hy sical lear ners an d aggr egat e- p ort lear ner s. A device is a phy sical lear ner if it lear ns add r esses by ph ysical por t s an d d irect s t r aff ic based on t h at lear ning. A dev ice is an ag gr eg at e- por t lear ner if it learn s add resses b y aggr egat e ( logical) p ort s. When a d ev ice and it s par t n er are b ot h aggr egat e- por t lear ner s, t hey lear n t he addr ess on t he logical por t ch annel. Th e device t r ansm it s fr am es t o t he sour ce using any of t h e int er faces in t h e Et h er Ch annel b und le.

PAgP can not aut om at ically d et ect wh en t h e par t ner d ev ice is a p hy sical or ag gr eg at e por t . You m ust m an ually set t he lear ning m et h od on t he local dev ice f or sour ce- b ased dist r ib ut ion by u sing t he pa gp le a rn- m et h od src- m a c in t er f ace con figu rat ion com man d. Wit h sour ce- b ased dist r ibut ion , any g iv en sou rce MAC ad dr ess is sent on t h e same phy sical por t . Som e Et h er Ch annel f eat ur es and lim it at ions are as follow s: • • •

Table s The n um ber of of Content int er faces y ou can pu t in a b und le is t ight ly r elat ed t o t he sw it ch h ar dw ar e. I ndex Be sur e t o ch eck t h e Cisco w eb sit e at w w w .cisco. com f or t h e lat est sof t w ar e and har dw ar e Exam limit at ion s. ples

CCI E Pr a ct ica l Stud ie s V ol um e I I

nam ing, Leah Pr otLynch ocol (CCI DTP) , VTP, By Kar l Dy Solie CCIicE Tr No.unk 4599 E No. 7220 and

Cisco Discover y Pr ot ocol ( CDP) can t ran sm it and r eceive fr am es over t h e phy sical int erf aces in t h e Et her Ch annel. Tr unk por t s t r ansm it and r eceive PAgP p rot ocol dat a unit s ( PD Us) on t h e low est - n um bered VLAN.

Pub lish er: Cisco Press

Pub Dat e: Novemfrber , 20over 03 STP sends am07es

t h e fir st int er face in t he Et her Chan nel gr oup . STP v iews t he chan nel -0 gle 72 -2 ph ysical link . grI SBN: oup 1as58a705 sin Pages: 10 32

The MAC ad dr ess of a Lay er 3 Et her Chan nel is t h e MAC addr ess of t he f ir st in t erf ace in t h e por t ch annel. PAgP t r ansmit s and r eceiv es PAgP PDUs only f rom in t erf aces t hat ar e u p and hav e PAgP enabled for t h e a ut o or de sira bl e m od e. St at ically conf igur ing a t r u nk disables PAgP. Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical StCh udies t it le Press. Et h er annel w illfr om n ot Cisco f orm w it h p ort s t hat hav e dif fer en t GARP VLAN Regist r at ion Pr ot ocol ( GVRP) , GARP Mult icast Reg ist r at ion Prot ocol ( GMRP) , and QoS con figu rat ion s. Ex ien ce t innot g concept s in actChan ice wnel it h por lab t scen Porper t secu r it yp ut can be used ont oEtprher s. arios t h at g uide y ou in ap ply in g w hat you k now An Et h er Ch annel w ill not for m if on e of t he p ort s is a Sw it ch Port Analy zer ( SPAN) Lear n how o but .ild a pcan r actuse ice lab y our CCI el E lab ex am atce ionof SPAN t o m onit or t he dest inat ion t por You t he for Et her Chann gr oup as tpr h eepar sour ent ir e gr oup . Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t Speed, d uplex, nat iv e VLAN, VLAN r ange, an d t ru nk t y pe ( if y ou ar e t r unk ing ov er t he CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e Et h er Ch annel) mu st m at ch on b ot h end s of t he Et her Chan nel link . CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Layer Com bin3edEtherChannel w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. Lay er 3 Et h er Ch annel is conf igur ing Et h er Ch annel on a rou t ed in t er f ace on t h e swit ch. The The ookannel begins w it hwbillrief age ofI P t h addr e coress e t echn olog on por t h et CCI E lab Et h erbCh g r oup havcover e a single assign edies t o ritequir , andedt he m ust hav ex e am an d includes eds rdisabled ef erences h er reading . Lab oratno orysw exi ercises ering of t he cor e sw it ch in gsug fungest ct ion w itfor h tfur he t in t erf ace com m and t ch portcov . For all peach ract ical t echnologies , ph rov iding d etop ailed guides t o sam apply ing t echn ologies r eal pu rp oses, Layf ollow er 3 Et er Ch annel er at es in t he e fu nctt he ional m an ner asinLay er net 2 w or k sethter inCh gs.annel. The final ch apt ofCh t he bookis concludes w it h w fiviteh han lab cises. These Et Layer 3 Eterh er annel on ly available t h e dsEMIonsof t wexer are in st alled on t he com pr eh sw it ch . en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Ethernet Physical Properties: Half- and Full-Duplex Ethernet Half- d uplex m ode f und ament ally op er at es Et hern et in t he classic car r ier sense m ult iple access collision det ect ( CSMA/ CD) m ode. Et her net h ubs ar e a good exam ple of a dev ice r equir ing half du plex . Half - dup lex Et her net h as t he f ollow char act er ist ics: Unidir ect ional dat a flow .

High pot ent ial for collisions. Op er at es on shar ed m edia d ev ices such as a hub , or a wor k st at ion. Op er at ional ef ficien cy is rat ed at 50 percent t o 6 0 p er cent of t he t ot al band wid t h of t he link . Full- dup lex Et her net allow s for a st at ion t o sim ult aneously t r ansm it an d r eceiv e dat a. Et her net fr am es ar e t r ansm it t ed and r eceiv ed simu lt aneously on t w o pair s of un sh ielded t w ist ed - pair •( UTP) or a single Table pair of Content s . Full- dup lex Et hern et is essent ially Et h er n et w it hout CSMA/ CD. of fiber •Full- dup lex mI ndex od e basically dou bles t he b andw idt h of Et hern et ! To ru n full- du plex Et h er net , b ot h •Et h er n et devices Exam m ples ust b e capable an d conf igur ed for au t onegot iat ion or fu ll du plex . Figur e 1- 1 1 CCI E Pr a ct ica l Stud ie V olEt um I et net w or k and t he d uplex set t ing of t he link s. illust rat es a commson heerI n By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press

Figu r e 1 - 1 1 . Et h er n e t N et w or k Du ple x Se t t in gs

Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t inNO gs. TE The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y st at ion not toper at ing winit ht he corarios rect dsim uplex w illt hgener enor amual ounlab t s of level.AThey pr esen r eaders scen ilar m t oode w h at ey w illatfeace onmtous he act ex am. collisions or fr am e ch eck sequence ( FCS) err or s on t he p ort t o w hich it is con nect ed . St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . These collisions w ill m ost lik ely b e regist er ed as lat e collision s. Be sur e t h e por t on t he sw it ch and t h e en d st at ion ar e oper at ing in t he sam e du plex mod e.

Ethernet Autonegotiation To aid in sim plif ying t h e config ur at ion of Et her net dev ices, t he I EEE comm it t ee def in ed n orm al link pu lse ( NLP) f or 10 BASE- T net w ork s an d f ast link p ulse ( FLP) f or 10 0BASE- T and 10 00BASE- T

net w or ks. NLP an d FLP ar e a series of pu lses on t he net w ork t hat are ab le t o d ed uce w hat t he du plex and sp eed at wh ich t h e lin k is oper at ing. The st at ion and t he h ub/ sw it ch ag r ees on t he high est pr iorit y and con figu res t h e st at ion in t h at m ann er . All aut onegot iat ion occu r s at t h e ph ysical layer . Table 1 - 6 list s t h e pr iorit y FLP uses and t h e associat ed d at a t r ansf er rat e. For aut on eg ot iat ion t o w or k, bot h dev ices m ust su ppor t aut onegot iat ion logic.

•

Table of Content s

•

I ndex

•

Exam ples

Tab le 1 -6 . Et h er n et Aut on e got ia t i on Pr i or it iz at ion

CCI E Pr a ct ica l Stud ie s V ol um e I I

Prior it y CCI ETot l Da, Leah t a TrLynch an sfCCI er ERa t e7220 ( M bps) By Kar l Solie No. a4599 No. 1 ( high est ) 2 3 4

20 00

Pub lish er: Cisco Press

10 00

Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 5820 705 0 -0 72 -2 Pages: 10 32

Sp ee d an d D up le x Se t t i ngs 10 00BASE- T f ull du plex 10 00BASE- T half du plex 10 0BASE- T2 f ull du plex

20 0

10 0BASE- TX full dup lex

5

10 0

10 0BASE- T2 half du plex

6

10 0

10 0BASE- T4 half du plex

Gain han ds- on10 ex0per ience f or t he CCI E Lab Ex am w it h volu me t w o of tTX he half best -dup sellin 7 10 0BASElexg CCI E Pr act ical St udies t it le fr om Cisco Press. 8 20 10 BASE- T f ull d uplex 9 ( low est ) 10 10 BASE- T h alf duplex Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear t oices, bu ildsuch a p r as act rice lab ex ateion I nf rast r uctnurhow e d ev outlab er s for andy our ser vCCI er s,Eshou ld am alw pr ayepar s hav speed an d d uplex set t in gs f ixed. Most 10 0- Mb ps an d g reat er net w or k int er face car ds ( NI Cs) sup por t f ull d uplex . Tak at e fiv ll- blow n p ract ice dlabs t hatt he m im ic acit t hey act alher labnet ex. am onm enage t of t his is Ru nning fuell fu dup lex essen t ially oubles cap of uEt Takenv ing iradv ant t he ch eap est net w ork upg rad e you w ill ever d o! CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and NOedTE sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. Du plex mod es are a fu nct ion of t he har d war e b uilt in t o t he NI C. Sof t w ar e upg rad es The bwook begins w it hy ou b rief agedup of lex t h emcor e t echn ies lex r equir ede on t hor e kCCI Eh lab ex am an d ill not en able t o rcover un f ullode. For folog ull- dup m od to w , bot includes sug gest ed be r efcapab erences forfullfur tdu h er reading . Lab st at ions m ust le of plex oper at ion .orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

IEEE 802.1d Spanning Tree Protocol (STP) As Et hern et w as evolv ing fr om a sin gle shar ed cable t o net w or ks w it h m ult ip le br id ges and hu bs, a loop det ect ion an d pr ev ent ion pr ot ocol w as needed. Th e 802 . 1d pr ot ocol, developed by Rad ia Perlm an, pr ovid ed t h is loop p rot ect ion. As a m at t er of fact , it did such a good j ob at t his t hat •w hen most net Table w orofksContent w ent sfr om b r id ged n et wor k s t o sw it ched net w or ks, t h e imp or t ance of •spann ing t r ee I ndex w as alm ost f or got t en. STP did an ex cellent job of pr event in g loop s fr om occur r in g •on r ed und antExam sw itples ched net w ork s. For m any net w or k engin eer s, t his pr ot ocol r an in t he CCI E Pr ct ica l on Studt heir ie s V ol I I k s w it hout m anual con figu rat ion . Becau se of t his, spann in g t ree is back graound num et we or prKar obab ly t he mNo. ost 4599 u sed, Leah bu t Lynch least CCI un Ederst ood pr ot ocol in t he mod er n sw it ch ed LAN. Over t h e By l Solie CCI E No. 7220 nex t f ew year s, y ou m igh t see LANs st ar t t o m igr at e f rom I EEE 802 . 1d STP t o I EEE 80 2. 1w Rapid STP. I EEE 8 02. 1 w net w or ks allow for v ery quick conv er gence, using concept s or iginally Pub lish er: Cisco Press dev elop ed by Cisco Sy st ems, su ch as Por t Fast , Uplink Fast , an d Back boneFast . This sect ion Pub Dat e: Novem ber 07 , 20 03 focu ses on I EEE 80 2. 1d STP; I EEE 802 .1 w and I EEE 8 02. 1 s ar e discu ssed in up coming sect ion s. I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Spanning-Tree Operation Span ning t r ee' s sole pur pose in lif e is t o elect a r oot b ridge an d build loop- fr ee pat h s leading t ow ar d t hat root br idg e for all br id ges in t he n et w or k . When spann in g t ree is conv erg ed , ever y Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E br idg e in t h e net w or k w ill hav e it s br idg ed int er faces in one of t w o st at es: for w ar ding or Pr act ical St udies t it le fr om Cisco Press. blocking. STP accom plishes t his b y t r ansm it t in g sp ecial m essages called b ridg e pr ot ocol dat a un it s ( BPDUs) . 802 . 1d uses t w o t y pes of BPDUs: Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now A conf igur at ion BPDU, used for init ial STP conf ig ur at ion Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion A t opology chan ge not if icat ion ( TCN) BPDU u sed for t opology chan ges Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t BPDUs ar e t r ansm it t ed u sing a reserv ed m u lt icast ad dr ess assigned t o " all br idges." The BPD U is sen onical all St b ridg ed LAN por d is CCI receiv ed didat b y allesbrt hr idgou esghr esid on t he The gBPDU CCI tEou Prtact udies, Volum e tIsI an leads E can t he ing p rocess ofLAN. pr ep arin f or t h e w ill not be f or war ded off t he LAN by a rou t er. CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics The BPD U con t ains t h e follow ing r elev ant in for m at ion: not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it chRoot in g por ions the Rout it ching , Secu , an d Ser v ice init Pr ov ider ion, lab ex am I Dt— Th of is is t he I D in ofg tan he dbrSw id ge assum ed troit ybe r oot . Upon ializat t he brs.idg e assu m es it self t o b e root . The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes ef erences er reading orat ex ercises each he cor e Tra sug nsmgest it t ied ng rbr idg e I D for ( BIfur D )t hand por t I .DLab — Th is ory is t he b r id ge Icov D (ering BI D ) of t h eofbrt idge t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k t r ansm it t ing t he BPD U, an d wh at p ort t he BPDU or iginat ed fr om . set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com prCost eh entsiv pr act include of pat t heht echnolog ies br anidge d g rad ually easet in lt y o reoot — ice Th islab isst he least -all cost t o t he r oot f r om t heincr br idge r andiff smicu it t ing level. t They pr esen r eaders w it hion, scen ariossesim ilar t o wehassu at t hmes ey witillself f ace he act lab ex he BPDU. Upton in it ializat becau t he br idg t o on be troot , itual t r ansm it sam. a 0 St ud yfor t ips ancost d t est t he t o- trak ooting . t ech niqu es ar e in clud ed t h rou ghou t t h e book . Ot h er STP i nf orm at i on an d t i m er s— Th e comp let e 802 .1 d f r am e is illu st r at ed lat er in Figur e 1- 2 6. Her e you w ill see t he t h r ee STP t im er s list ed along w it h ot her STP in for m at ion.

Figu r e 1 - 2 6 . 8 0 2 .1 d an d 8 0 2 .1 w Fr am e Com pa r ison

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Table of Content s

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I ndex

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Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press.

Bridge ID

p ut g concept s in t of rom pr act w it lab scen t h atag2uide in ap plyiorit in gy . The BIExDper is ien an ce 8- by t et in f ield com posed a ice 6- by t eh MAC addrarios ess and - by tyeou br idg e pr w hat you k now The MAC ad dr ess u sed for t he BI D is generat ed f rom a nu m ber of sou r ces depend ing on t he har dw ar e in use f or t he b rid ge. Rout er s u se a ph ysical addr ess, w hereas sw it ch es use an addr ess n how t o bu p rvisor act icemlab for yFigur our CCI ex am pr epar at ion fr om Lear t he back plane orildsuaper odule. e 1-E1 lab 2 illust r at es t he BI D. The p rior it y v alue r anges f r om 0 t o 6 5, 535 ; t h e defau lt v alue is 32 ,7 68. Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect Figu r e 1 - 1 2 . Th e Br idg e I D ( BI D) com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Extended System ID and IEEE 802.1T I EEE 8 02. 1T sp annin g- t r ee ex t ensions ad dr ess t h e fact t hat t he p rior it y v alue is r eally t oo lar ge.

80 2. 1T rem ed ies t hese sit u at ion s by u sin g an ex t en ded sy st em I D. The ex t ended syst em I D w as creat ed in p art t o st art t o con ser ve MAC ad dr esses. The I EEE 8 02. 1d st and ard r equir es t hat each br idg e/ sw it ch h ave a un ique BI D. I n PVST+ , each VLAN r equir es a un ique BI D; t her ef or e, t he sam e sw it ch m ust h ave as man y uniq ue BI Ds as VLANs config ur ed on it . This can cause a lim it on t he n um ber of STP in st an ces a swit ch can r u n. STP uses t he ext en ded sy st em I D , t he sw it ch pr ior it y, and t he allocat ed STP MAC addr ess t o m ak e a u niqu e BI D f or each VLAN. I n Release 12 .1 ( 8) EA1 an d lat er , Cat aly st 3 550 sw it ch es su ppor t t he 80 2. 1T sp annin g- t r ee • Table of Content s ext ensions, an d som e of t h e bit s p rev iou sly used f or t he p rior it y ar e now used as t he ext en ded • I ndex syst em I D, w h ich is set equal t o t h e VLAN id en t ifier. The r esu lt is t h at f ew er MAC add r esses are • ples r eser ved for Exam t he sw it ch , and a lar ger r ang e of VLAN I D s can b e suppor t ed, all w hile m ain t aining CCI E Pr a ct ica l Stud ie s V ol um e I I t he uniqu en ess of t h e BI D. Table 1 - 7 illust r at es t he sw it ch pr iorit y v alue an d t he ext en ded By Karem l Solie syst I D.CCI E No. 4599 , Leah Lynch CCI E No. 7220 Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2

Tab le 1 -7 . Sw i t ch Pr i or i t y Va lu e an d Ex t e nd ed Sy st em I D

Pages: 10 32

Sw i t ch P ri orit y V al ue

Ex t en de d S yst e m I D ( Set Equa l t o t h e V LAN I D ) Bit

16 han ds-15 13 t he CCI 12 E Lab11Ex am 10 9 me 8t w o of7 t he 6best -5sellin4g CCI 3 E2 Gain on ex per14 ience f or w it h volu Pr act ical St udies t it le fr om Cisco Press. 32 ,7 68 16 ,3 84 81 92 40 96 20 48 10 24 51 2 25 6 12 8 64 32 16 8 4 2

1 1

Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you From Table 1 - 7,ktnow h e 2 by t es pr ev iously used for t h e swit ch pr ior it y ( Figur e 1- 1 2) are r e- allocat ed int o a 4 - bit p rior it y v alue an d a 12- bit ex t en ded sy st em I D v alue equ al t o t he VLAN I D. To how ildu aseptrhe act ext ice end lab ed forsy y our lab ex pr epar ion conf igur at ion conf igLear ur e nt he sw titochbut o st emCCI I D,E use t heam follow in gatglobal com man d: Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d 3550_switch(config)#spanning-tree extend system-id includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. The ex t ended sy st em I D is enab led by default on t he Cat aly st 3 550 series sw it ch es. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . I f you r sw it ch is using t h e ex t ended syst em I D, it w ill be n ot ed w it h t he show spa nni ng- t re e sum m a r y com m and and it w ill ap pear in t he conf igur at ion list ing .

STP Path Cost Br idges t o det er m ine t h e best p ossible p at h t o r oot u se STP pat h cost . Pat h cost s hav e r ecent ly been u pdat ed by t he I EEE t o include g igabit sp eeds and gr eat er . Th e low er t he pat h cost , t h e

m or e pr ef erab le t he p at h. Table 1 - 8 list s t h e STP cost v alues for LAN link s.

Tab le 1 -8 . STP Cost V al ue s for LAN Lin ks • Ba ndw id t hTable of Content s • •

4 Mbp s

I ndex Exam ples

CCI Pr aps ct ica l Stud ie s V ol um e I I 10EMb By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

16 Mb ps

45 Pub Mblish pser:

Cisco Press

Pub Dat e: Novem ber 07 , 20 03

10 0 Mbps

[ * ] Re v ised STP Cost

25 0 10 0 62 39 19

I SBN: 1- 58 705 -0 72 -2

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14

62 2 Mbps

6

1 Gbp s[ * ]

4

10 Gb ps 2 Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. [*]

Befor e the IEEE standar d w as updated, the low est cost STP could at tain w as 1. An STP cost of 1 w as used

for all links gr eater than, or equal t o, 1 gigabit; a cost of 10 w as used for 100- Mbps links, and a cost of 100 Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w as used for 10- Mbps links. w hat you k now

STP h as six pr imar y st at es, and f our st at es it t ran sit ions t hr ough d ur ing it s oper at ion, and Cisco howt wt o o add bu ild a p r act iceriet labarfor our lab ex pr epar ion sw it chLear es hnave it ional p rop y sty at es CCI t hatE can b eam assign ed datur in g operat ion . When STP conv er ges, it w ill be in one of t wo st at es: for w ar ding or b lock ing. Table 1 - 9 list s t h e st at es Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t of STP. CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Tab le 1 -9 . Va r iou s STP St a t e s Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

STP St a t e

STP Act iv i t y

U se r D at a Be ing Passed

Disabled

Por t is n ot act iv e; it is n ot p art icipat in g in any STP act ivit y .

No

Br oken

The 8 02. 1 Q t r un k is m isconf igur ed on on e end, or t he defau lt / nat iv e VLANs d o not m at ch on each en d. STP root gu ard is in eff ect .

No

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Por t is sendin g an d receiv ing BPDUs. I ndex

No

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No

Lear ning

Building loop- f r ee br id ging t ab le.

CCI E Pr a ct ica l Stud ie s V ol um e I I

Forw ar dinCCI g E No. Sending an d Lynch r eceivCCI ing user7220 dat a. By Kar l Solie 4599 , Leah E No. Blocking

Not perm it t ing user t r aff ic out t he p or t .

Pub lish er: Cisco Press

Yes No

Por t Fast [ * ]

Yes

UplinkI SBN: Fast [1-* ]58 705 -0 72 -2

Yes

Pub Dat e: Novem ber 07 , 20 03

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Por tFast and Uplink Fast are Cisco pr opr iet ar y states t hat allow user data tr affic to be for w ar ding dur in g the STP conv er gence process.

STP assigns por t st atf or us tthe o each t par t icipwatiting in tme h e spann g t ree. STP porEt Gainalso han dson exaper ience CCI Epor Lab Ex am h volu t w o ofint he best -The sellin g CCI st at es ar e as follow s: Pr act ical St udies t it le fr om Cisco Press. D si gna t e dp ut p ort D esign p ort arew por t s t hat awt hay br ply idg in e.gOn Exeper ien ce t in gs— concept s at in ed t o pr actsice it h lab scenlead arios at fgr om uidet he y ouroot in ap twhe root br idg e, all por t s ar e designat ed por t s. On ly one designat ed por t is elect ed per hat you k now seg m en t . Desig nat ed por t s ar e placed int o t h e for w ar ding st at e. Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Root port s— Th e r oot p ort is t he por t t h at leads t ow ar d t he r oot b r id ge. The r oot por t is tTak he elow - cost patnh pfract romice t helabs n onr oot m b rid get he t o tact he ur al ootlab br idge. is only fivest e fu ll- blow t hat im ic ex am Ther env ire onm en t on e r oot p ort elect ed per nonr oot br idge. Root por t s are p laced int o t he f orw ar din g st at e. CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e ond ed porin t s— An y w por t hat ed ging as a labor r oot por a desigAnat por t CCI E N lab exesi amgna b y tpr esent g t hem it ht a seris iesnot of elect challen at ort yorexas er cises. pered fect becomtes design at edfirpstortedit . Nondesignat ed pr porovid t s ar placed o tCCI he E blockin st att op e. ics com panion o tahenon best - selling ion, t his b ook ese cov erag in e tof lab exgam not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The bNO ookTE begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e I n som e fsw it ch, pd rov ocuiding ment d atet ion, y ou mig htt osee STP br tidhe ges r ep resent h tnet h e w or k t echnologies ollow ailed guides apply ing t echn ologiesedinwriteal t r adit ional br idge sy m bol. I n pr act icalit y , t her e r eally exist s n o ph ysical br idg e, and t he set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These br idg e icon is sy nony m ous w it h t he sw it ch icon. This t ext uses t he sw it ch icon t o com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y r esent sw itt ches and wt hiteh STP idg esim t hat ont ht hem level.r ep They pr esen r eaders scenbr arios ilarr esides t o w h at ey w.ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . The STP por t and role r elat ionship is r ep resen t ed in Figur e 1- 1 3.

Figu r e 1 - 1 3 . STP Por t s a nd Role s

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Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03

A p or t t r ansit ions f r om one STP st at e t o anot her , as d ep ict ed in Figur e 1- 1 4. Th e follow ing I SBN: 1- 58 705 -0 72 -2 sect ions ex am ine each on e of t hese st at es in m or e det ail. Pages: 10 32

Figu r e 1 - 1 4 . Th e STP Tr a nsit ion Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Disabled or Broken The b r oken st at e occu rs wh en a br idge is h avin g p r oblem s p rocessing BPDUs or a t r unk is im pr operly con figur ed. The br ok en st at e occur s w hen an 802 .1 Q t r u nk is m isconf igur ed on on e end, or t he n at ive VLANs do not mat ch on each end of t he t ru nk . The b r oken st at e also occu rs on a t ru nk w it h STP r oot guar d in ef fect . Disabled st at e occur s w hen t he p or t is adm inist r at iv ely dow n fr om an STP point of view . •

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Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCIge E No. Lynch No. t7220 When a b rid por4599 t init, Leah ializes, or CCI d urEing he ab sence

of BPDUs f or longer t h an t he m ax age t imer ( usually 2 0 seconds) , STP t r ansit ion s t o t he list en in g st at e. When STP is in t his st at e, t he por t is act ually in g, an d n o u ser d at a is sent on t h e link . The p ort st ay s in t h is st at e for 15 Pub lishblock er: Cisco Press second s, called Pub Dat e: Novemt he ber for 07 , w 20ar 03d delay t im er . I SBN: 1- 58 705 -0 72 -2

STP f ollows a t h ree- st ep pr ocess for conv erg en ce: Pages: 10 32

1 . Ele ct on e root bri dge . Upon init ializat ion, t he br idg e begins sendin g BPD Us on all int er faces. A r oot b rid ge is chosen b ased on t he b rid ge w it h t he low est BI D. Recall t h at t h e BI D dsis aoncomb inat ion fof pr ior it yE and Because h et he pr ior it y - com esg fCCI ir st Ein t h e Gain han ex per ience or at he CCI Lab MAC Ex amadd w itress. h volu me t w o tof best sellin BI D, t h e br idge wit h t h e low est pr ior it y is elect ed r oot b ridg e. I n t h e event of a t ie on Pr act ical St udies t it le fr om Cisco Press. br idg e pr iorit y , t h e br idge w it h t h e low est MAC addr ess is ch osen as r oot . All p ort s of t he r oot b rid ge becom e desig nat ed por t s and ar e pu t in t he f or w ard ing st at e. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g 2 . Ele ct you on ek root w hat now port for e ve ry n onroot br idg e. Af t er a sing le root br idg e has b een elect ed, STP elect s a sin gle r oot por t on each nonr oot br id ge. The root por t is t he b ridg e' s best h t ot ot hbu e ild r oot idgice e. When oot pCCI ortEislab elect ed, pr it epar is puat t int Lear np at how a pbrr act lab fora yr our ex am iono t he for w ard ing st at e. To d et er m ine w hat por t sh ould be a root por t , STP follow s t h is decision pr ocess: Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e a . exLow oot BI Din; gt htehem BI Dwf it rom he ies r ootofbrchallen idge ging labor at or y ex er cises. A per fect CCI E lab amest b y rpr esent h a tser com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics b. edLow p at eh Icost r oot b r id Cat ge; aly t h est cum ulat e ecost of all t he Mult p at hs t o ,Root not cover in est Volum , liket ot he Cisco 3 550 , r iv out m aps, BGP, icast and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and c. Low est sender BI D; lowest p or t I D sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The p r im ar y v ar iab le t hat influ en ces t h e r oot por t elect ion is t he cost t o root br idge. Th is is m ost es cover ar e nage ot adofjacent t oet he root br ies idg e. The bbecause ook begins w itbr h idg b rief t h e cor t echn olog r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e When a fbollow rid ge, pr eceives st or est it a b ing rid ge le forologies t h at p in ortr.eal As net new BPD t echnologies rov idinga dBPDU, et aileditguides o in apply t het ab t echn w or k Us ar e r eceived on t hat por t , t h ey ar e com par ed t o exist ing BPDUs. BPDUs t hat ar e m ore set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These t r en actsiv ivee or havice e low cost s arall e kof ept , an d t he ot her on d esgare discarincr ded; t hisinmdiff ighicu t also com prateh pr act lab er s include t he t echnolog ies an rad ually ease lt y cause t he sw it ch/ b ridg e t o ch ange t h e por t ' s st at e t o for w ard ing or block in g. level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . 3 . Ele ct on e de si gna t e d p ort on e v er y se gm e nt . For ev er y segm ent , STP elect s only on e por t t hat lead s aw ay fr om t h e r oot b rid ge, called t he design at ed por t . Th e desig nat ed por t is pu t int o t he STP f orw ar ding st at e. All r emain in g p or t s become nond esignat ed por t s an d are p ut in t h e blockin g st at e.

Learning

Por t s t h at r emain designat ed or r oot p ort s for a per iod of 1 5 seconds, t h e defau lt f orw ar d delay, ent er t he lear ning st at e. The lear ning st at e is an ot her 15 secon ds t h at t h e br idge w ait s w h ile it bu ild s it s br idg e t able; t h is is done t o ensur e t h at t h e br idge t opology is st able.

Forwarding and Blocking •

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When t he br id ge r each es t his ph ase, p ort s t hat do not ser ve a special pur pose, such as a r oot • I ndex por t or desig nat ed por t , ar e called non designat ed por t s. All non designat ed por t s ar e pu t in t o t h e • Exam ples STP b lock ing st at e. I n t he block in g st at e, a br idg e does not sen d conf igur at ion BPDUs but st ill CCI E Pr a ct ica l Stud ie s V ol um e I I list en s t o BPD Us. A block ing por t also does not for w ar d user dat a. By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press STP Timers Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 STP h as t hr ee basic t im ers t hat regu lat e and age BPD Us: h ello, f or war d delay , and m ax age. Th e Pages: 10 32 t im er s accom plish t h e follow ing for STP:

H e llo t im e r— Th e defau lt h ello t im er is 2 second s; t his is t he lengt h of t im e bet w een conf ig ur at ion BPD Us sent by t h e r oot b rid ge. Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Forw ar d de la y t im e r— Th is t im er is t he def ault 1 5 seconds t hat t he r out er w ait s w hile Pr act ical St udies t it le fr om Cisco Press. bu ild in g it s br idging t ab le. The list en in g an d lear ning st ages each u se t his single 1 5- second t im er . Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g Ma x ayou ge k t inow m er — Th e defau lt m ax age t imer is 2 0 seconds. Th e m ax age t im er is how lon g w hat a BPD U is st ored befor e it is flushed. I f t his t im er ex pir es befor e t h e int erf ace r eceives a new U, t tohe t rice ansit ions t he CCI list ening st at e. pr Anepar ex pir ed m ax ag e par am et er is Lear nBPD how buint ilderaface p r act lab for t yo our E lab ex am at ion usually caused b y a link failur e. Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t STP u ses t h e hello t im er t o space BPD Us an d h as a k eep aliv e m echanism . The h ello t im er should alw entStt he m axVolum ag e valu fr om CCI b eing hitdidat . When heou mgh ax tag imer exofpirpres, it usually CCI ays E Pr pr actev ical udies, e I I eleads E can es t hr heeptrocess ep arin g f or t h e indicat es ex a lin e. When t hies e brofidge re- ent er slabor t he list ening stcises. at e. For STP to CCI E lab amk bfailur y pr esent in g t his hemh appens, w it h a ser challen ging at or y ex er A per fect rcom ecov er fr omt oat he lin kbest failur e, it t akes ap pr oxim at ely 50 pr second 20 erag second for E t he U t ot op agics e panion - selling fir st edit ion, t his b ook ovid ess: cov e ofs CCI labBPD ex am out t he med axinagVolum e, 15 eseconds for Cisco t h e list enin e, an d 1 e5 m seconds for tMult h e lear nin g st at e. not , cover I , like t he Cat alygstst3at550 , r out aps, BGP, icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d NO sug TE gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e includes t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k e ar efinal t w och otapt h ererfor s ofbook STP concludes b esides I EEE 8 02. . DEC an dlab I BM ar cises. e t w o These ot h er set t inTher gs. The ofmt he w it h fiv e1dhan ds- on exer for m s of span ning t r ee in u se. Th e operat ion of all f or ms of STP is v er y sim ilar . Cisco com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y r out er s supp ort all f orm s, w her eas Cisco Et her net sw it ches cur rent ly su ppor t I EEE STP, level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. and Tok en Rin g sw it ches supp ort I BM STP. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Catalyst 3550 Configuration Modes and Terminology Con figu ring a Cat aly st 35 50 is m uch lik e config ur ing t he Cisco I OS Soft w ar e f ound in pr ed ecessor s as t h e Cisco Cat aly st 35 00XL series, or like con figu rin g t h e comb ined r out in g and QoS f eat ur es foun t r adit ional Cisco I OS on r out er plat f or ms. Th e upcom ing sect ions focus on conf ig ur ing t he Cat alyst 3 •sw it ch es w it hTable Content s are in st alled. t h e of EMI sof t w •

I ndex

•The Cat alyst Exam 355 0ples CLI h as dif ferent conf ig ur at ion mod es and diff er ent int er faces t yp es. For in st an ce ar eEconfig CCI Pr a ct ica url ed Stud dif ie fer s V en ol um t fer om II sw it ched vir t ual int er faces, w hich ar e diff erent fr om access por t s. Each int er faces is config ur ed f rom diff ent con7220 figu r at ion m odes. Ther efor e, it is im por t ant t o hav e a com By Kar l Solie CCI E No. 4599 , Leah Lynch er CCI E No. t er min olog y w hen discussing t he conf igur at ion of t he Cat alyst 355 0. Pub lish er: Cisco These config ur atPress ion m od es m igh t all b e comm on t o you in one f orm or anot h er . Th e Cat aly st 3 550, Pub Dat e: Novem 07 ,for 20m 03 in w hich you w ill see t hem all t og et h er . Table 1 - 10 list s t h e configu r at ion pr obab ly t he f irstber plat 1- 58 -0 72descr -2 av ailabI SBN: le and a705 b rief ipt ion of t hem . Pages: 10 32

Tab le 1 -1 0 . Conf i gur a t i on Com m an d M od es on t h e Cat a ly st 3 5 5 0 Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E PrMod act ical udies t it le frProm om Cisco e N St am e pt Press. St a rt i ng D e scri pt i on Prom pt [ * ] User Ex exper ec ien ce p ut t in gSw it ch> s in t o pr act Sw it ch> The tdhef m ode, f or inbasic show concept ice w it h lab scen arios atault g uide y ou used in ap ply g com man ds. w hat you k now Pr ivileged ec t o bu ildSw it ch> m od e is r eq uired for VLAN Lear n ex how a itpch# r act ice lab for ySw our CCI E lab ex amPrprivileged epar at ion m odes and glob al config ur at ion m od e Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t Global con figu rat ion Sw it ch( config ) # Sw it ch# Used t o conf igur e p aram et ers t hat ap w hole sw it ch . Rou t ing pr ot ocols are co CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e her e. CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion o t he best -Sw selling st edit t his b ook pr ovid cov erag E lab ex am VLAN int erft ace it ch( fir config - ion, Sw it ch( config ) # es Used to e cr of eatCCI e swit ched v ir t ut op al ics int er fa [ * * ] not cover ed in Volum e vI ,lan) like# t he Cisco Cat aly st 3 550 , r out e m(aps, BGP, Mult icast , and QoS. SVI s) on t h e m anagem en t VLAN. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv cover age and VLANsear e also cr of eatt h ede frou romt ing t his m od sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. VLAN con figu rat ion Sw it ch( v lan ) # Sw it ch# vlan Used t o conf igur e VLANs and VTP p ara t o t100 such The b ook begins w it h b rief cover age of t h edat corab e ase t echn olog ies rVLANs equir ed1 on h e 5, CCI E labasexVTP am and an d VL 1. cov ering each of t he cor e includes sug gest ed r ef erences for fur t h er reading . Lab orat ory 1– ex 100 ercises t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k Mu lt ip le sp anning Sw it ch( config Sw it ch( config ) # Used t o conf igur e MST feat u res, such set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These t r ee con figu rat ion m st ) r ev ision, and inst an ces. com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w itconfig h scen- arios Sw simitilar t o w h )at# t h eyUsed w ill ft ace onigur t heeact I nt er face Sw it ch( ch( config o conf t h eual parlab amex etam. er s f or St ud yigtur ips t her e face, book .such as VLAN m em bership o conf atan iond t est - t ak ing if) # t ech niqu es ar e in clud ed t h rou ghou tint m ode. Lin e con figu rat ion

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Sw it ch( config line) #

Sw it ch( config ) #

Used t o conf igur e console and v t y par access.

The star ting pr ompt is the configur ation mode y ou w ould use or must be in to access the new configur ation m SVIs = swit ch v ir tual int er faces

The Cat alyst 355 0 also su ppor t s a var iet y of int er face t y pes. Each int erf ace t y pe is conf ig ur ed t o sup specif ic feat ur e on t h e sw it ch. The f ollow ing sect ion list s and br ief ly descr ibes t h e var ious por t s and t y pes supp ort ed on t he Cat alyst 355 0 sw it ch. You w ill learn m or e about conf ig ur ing each of t hese in in lat er sect ions.

Switch Ports •

Table of Content s

•Asw it ch por t Iis ndex a Lay er 2 int erf ace associat ed w it h a phy sical p or t . The Cat alyst 355 0 h as t hr ee pr im •sw it ch por t s: Exam ples por t s, t r un k por t s, an d t un nel por t s. Th e defau lt m ode of a por t on a 355 0 is si access CCI Pr a ct ica Stud s Ver olsum e I I ly sw itEchp ort . lTh is ie diff slight

fr om sw it ch es su ch as t h e Cat aly st 35 48XL, w her e t he d ef ault mod e access. Th CCI e sw i t chpor t com m and y ou t o pu t t h e por t eit h er in a rou t ed m ode or a sw it che By Kar l Solie E No. 4599 , Leah Lynch CCIenables E No. 7220 When a p ort is in sw it ch m ode, it can be conf igur ed as an access por t , t r un k, or t un nel por t . Pub lish er: Cisco Press Pub Dat e: Novem 07 ,Access 20 03 Access porber t s—

p or t s ar e por t s t h at b elong t o only one VLAN an d ar e st at ically assign e I SBN: 158ey 705car -0 72 VLAN. Th r y-2 t r aff ic t hat is not t agg ed , and t r aff ic fr om t hat por t is assum ed t o belong t o t Pages:ned 10 32t o t he por t . I f an access por t r eceiv es t agged t r aff ic ( I SL or 802 .1 Q) , t h at t r af fic is d r assig

Tru nk p ort s— Tr u nk por t s ar e conf igur ed as 802 . 1Q or I SL t ru nk s. An I SL t r unk por t ex pect s only I SL t agg ed f ram es on t his p ort . An 802 .1 Q t r u nk has a nat iv e VLAN. All unt agged fr am es nat iv e VLAN, wh ich is 1 by d ef ault . All t agged and un t agged t r aff ic w it h a nu ll VLN I D is assu m t o t he n at iv e VLAN. A f ram e w it h a VLAN I D eq ual t o t he nat iv e VLAN is sent unt ag ged; all ot h Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E sen t w it h a VLAN t ag . Pr act ical St udies t it le fr om Cisco Press. 8 0 2 . 1 Q t unn el por t s— 8 02. 1 Q t u nnel p ort s t r anspor t in for m at ion an d d at a of a VLAN w it h in across t he sw it ches t o wt ag amscen es warios it h t he app rop r iat e VLAN inf or Ex per ien ce LAN. p ut t inEdge g concept s in tar o eprable act ice it h frlab t h at g uide y ou in ap ply in gm at ion a twhat t agg ed f r ame on t o a cor e/ dist rib ut ion sw it ch via t he 8 02. 1Q t u nnel. The cor e/ dist rib ut ion hat you k now y et anot h er t ag t o t h e fr am e and f orw ar ds it across t h e LAN. Sw it ches w it h por t s conf igur ed as can recognize t h ild eseaf p r ames anlab d h for andle t h em 802 at .1 ion Q t unn els ar e u sed in v ery la Lear n how t o bu r act ice y our CCI appr E labopr exiat amely. pr epar ent er pr ise n et w or k s, w here t he VLAN capacit y has ex ceeded t he lim it of 40 96 VLANs. Becau se nu mb er eoffusw ches olved in mod eling 02.t he 1Q act t ununels t he env factirtonm h at ten h eir Tak e fiv ll- it blow n inv p ract ice labs t hat m im8 ic al laband ex am t applicat ion is t t ow ar d lar ge en t er p rise cust om er s, 80 2. 1Q t un nels are beyon d t he scop e of t his chap t er. CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics EtherChannel Port Groups not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and An ergChpor annel greoup com m ult iple p, hy sical it ch p ortvsice in tPr o ov a sin logical sw itEt chhin t ionsp ort of t h Rout in gbines an d Sw it ching Secu r it ysw , an d Ser idergle lab ex ampor s. t . Et her gr oup s bind t h e phy sical por t f eat ur es t o t h e new logical p ort . I f t he por t s in t h e gr oup ar e configu r tThe r un ks, f orbegins exam ple, logical h erof Chtannel is an 802 t ru nk Thet hsw it chEload shar b ook w it ht hb erief coverEt age h e corpeort t echn olog ies. 1Q r equir ed. on e CCI lab ex amesanov d er por t s in tsug he Et hered Chan nel por t for gr oup. d ef init.eLab r ules, hich e sw itcov ch ar chit ect ur eincludes gest r ef erences fur t hVer er yreading oratw ory ex ar ercises ering each ofspecific, t he cor eapp por t s an d howf ollow m any be p ut int o an guides Et herChann el por rou p. ologies in r eal net w or k t echnologies , pcan rov iding d et ailed t o apply ing t t ghe t echn set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. TheyVirtual pr esen t Interface r eaders w it h (SVI) scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. Switch St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . Asw it ch vir t ual int er face ( SVI ) is a logical in t er f ace t hat t ies Layer 3 f unct ionalit y , such as I P inf orm VLAN. Th e SVI , in t ur n, can be u sed for in t er- VLAN r out ing , t o fallback - br idge n onr out able p r ot ocol VLANs, an d t o r ep resent t he VLAN t o a r out ing dom ain. By default , an SVI is cr eat ed f or VLAN 1 for m anagem ent . I f y ou are f am iliar w it h t h e Cisco 290 0XL/ 3 500 XL ser ies sw it ches fr om CCI E PSV1, an m uch lik e t h e " int er face VLAN 1" u sed for m anagem en t . Unlike t he pr ev iou s swit ches, y ou can conf i SVI s and a r ou t ing pr ot ocol t o p r ovide con nect iv it y bet w een t h e VLANs. To con figu re an SVI , aside single d ef ault , y ou m ust hav e t h e EMI sof t w ar e imag e inst alled on t he sw it ch.

Routed Ports A r ou t ed por t act s v er y m uch lik e it s n am e imp lies. I t is a ph ysical por t on t h e sw it ch t hat has no VL inf orm at ion. I n p lace of VLAN inf orm at ion, it h as Lay er 3 in for m at ion, such as I P ad dr esses. A r out e fu nct ions j ust lik e an int erf ace on a r out er . A r ou t ed por t cannot cont ain VLAN sub in t erf aces an d req soft w ar e t o be inst alled on t h e sw it ch. To becom e a r out ed por t , sw it ching m ust b e disabled f or t h e y ou can accom p lish by u sing t h e no sw i t ch port com m and) . Rout er p or t s also use an int er nal VLAN •

Table of Content s

•The v ar ious pI ndex ort s and int er faces can be used in a n um ber of dif ferent w ay s. Figur e 1- 1 5 illust r at es h •be u sed in a Exam ples n et w or k . com mon CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Figu r e 1 - 1 5 . Va r iou s Por t s an d I n t e r fa ce s on t h e Ca t a ly st 3 5 5 0

Pub lish er: Cisco Press

Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Configuring Catalyst 3550 Ethernet Switches The Cat alyst 355 0 is an ex t r em ely ver sat ile sw it ch. W it h t h e EMI im ag e inst alled, t he sw it ch essen t i

of t he con figu rat ion opt ion s of t he Cisco I OS Soft w ar e f ound on a r ou t er . Gen er al m an agement and fu nct ions ar e conf igur ed j ust lik e t h ey ar e on a rou t er . For in st an ce, t he host nam e, en able passw or pr ot ocols, and I P add r esses are all con figu red ju st as y ou w ould con figur e t hem on a r out er . I f you exp er ienced w it h configu r in g Cat alyst 290 0XL/ 3 5x x ser ies sw it ches and Cisco r out er s, you 'll f ind con Cat aly st 3 550 a f am iliar en vir onm ent . Th e r em aining sect ion s of t his chap t er focus p rim ar ily on con sw it ch in g asp ect s of t h e Cat aly st 35 50. LAN sw it ches w er e desig ned t o be easy t o in st all and config ur e. On sm aller net w or ks, lit t le t o no co • Table of Content s m ight be r equir ed. On lar ge r edu ndant net w or k s, wit h m ult iple VLANs and t r unk s, sw it ch ing becom • I ndex t ask . Conf igur ing Et hern et swit chin g on t h e Cat aly st 35 50 r eq uir es a sev en- st ep p rocess, as follow s •

Exam ples

CCI E PrSt a cteica ie sfigu V ol um I I it ch p l1Stud . Con re esw

man agement .

By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

St e p 2 . Con figu re VTP and VLANs an d assign por t s/ int er faces t o VLANs. Pub lish er: Cisco Press

St e p 3 . Con figu re con nect ion s bet w een swit ches u sin g Et her Chann el, 802 .1 Q, or I SL encapsu

Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2

St e p 4 . Op t ional: Cont r ol STP an d VLAN p rop agat ion. Pages: 10 32

St e p 5 . Op t ional: Configu r e SVI s. St e p 6 . Op t ional: Configu r e rou t ed p ort s. St edsp 7on . Op ional: Configu r eCCI LayEerLab 3 sw ching Gain han extper ience f or t he Exitam w it. h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. St ep 1 in volv es con figu rin g t h e m anagem ent VLAN, I P add r esses, an d d ef ault gat ew ays on t he sw it Exaccessed per ien ce p utbt and in g concept act can be infr om t hse in intt oerpr net wice ork w . it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now St ep 2 is w h er e y ou define t he VTP dom ain an d t he VLANs on t h e VTP serv er s or t r anspar ent mod e Lear n how bu ild p r act icepor lab y our CCI E lab ex am pr epar at ion Du ring t h is st ep ,t oy ou alsoa assign t s for t o VLANs. Tak fiv es e fucon ll- blow n pgract ice tlabs t hat imeicart he act uon al tlab St ep 3 in evolv figu rin VLAN r un ks, if m t her e any h e ex netam w orenv k. ir onm en t CCI actop ical St udies, I leads CCI E can es es t hr con ou gh t he p rocess pr ept harin g ft or St epE 4Pris t ional b ut crVolum it ical teo Ilar ge net w ork s. I didat t in volv t r olling STP t hrof ough e set in gt hofe r o CCI Eing lab VLANs ex am bf ryom pr esent t hem w it hVLAN a serpr iesunofe challen clear t r unkin s,gand u sing eligib ilitging y . labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics Wher eas ed St eps 1 t hr oug 4 can p er f Cat ormaly ed stfor3 550 m ost ser BGP, ies swMult it ches, St, eps and 6 apply not cover in Volum e I ,h like t hebe Cisco , r Cat out ealyst m aps, icast and 5QoS. Cat sted 3 550 ep m 5 einv conf ing SVI can rehensiv be f or inteercover - VLAN it yt .ing and Comaly bin w it h. St Volu I , olv t heesCCI E igur can didat e ws,illwghich et comp agecon of nect t h e iv rou sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. St ep 6 calls for you t o con figu r e rou t ed p ort s. Rout ed por t s ar e used wh en y ou w ant t o pu t a st at ic add an in tw erf an cover d youage w ant t ere ftace t oolog behav lik e aednor t er in t erf t hat The ress b ookonbegins it hace, b rief of tthe h e in cor echn ies er equir onmtal h er ou CCI E lab exace; am an d is tincludes agg ing wsug ill occur int er face and n o reading VLAN infor morat at ion be sen t .cov A rou t edeach int erof face ill, eof c gest edon r eft he erences for fur t h er . Lab oryw ill ex ercises ering t hewcor out ab le. Th ef ollow EMI sof w ariding e need t o b eguides inst alled f or r out in tter f aces. tr echnologies , ptrov d ets ailed t o apply ingedt he echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These St eppr7eh also apeplies only t o sw it ches wall it hoft he soft w aries e inst Lay erincr 3 swit chin f oricuall com en siv pr act ice lab s include t heEMI t echnolog an dalled g rad. ually ease in gdiff lt yint en t s pu rp oses m eans enab lin g a r out ing pr ot ocol on t h e sw it ch. level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Step 1: Configuring Switch Management All Cat aly st sw it ches hav e t he cap abilit y t o b e m anaged r em ot ely by an I P ad dr ess. The Cat aly st 35 defau lt , uses Dy nam ic Host Config ur at ion Pr ot ocol ( D HCP) t o r esolv e a d ef ault gat ew ay on v ir t ual in I f a DHCP serv er is not av ailab le, an I P ad dr ess an d d ef ault gat ew ay can b e assign ed m anu ally . To t his, y ou m ust assig n an I P addr ess t o t h e swit ch, along w it h a defau lt gat ew ay or d ef ault rou t e f or for w ar d on. Th e defau lt m anagem ent VLAN is VLAN 1; you can specif y anot her VLAN.

The Cisco I OS Soft war e on Cat aly st 3 550 r esem bles a r out er w it h a sp ecial VLAN dat abase ad ded t o capabilit y t o cr eat e m ult iple VLAN int er faces ( SVI s) . The com m ands f or assig ning por t s, t r un ks, an d m anagem ent are all perf or med fr om w it h in t h e global con figu rat ion m ode on t h e swit ch. VLAN in for VLANs 1 t h rou gh 100 1, an d VTP inf orm at ion, is con figu r ed fr om eit her t he global configu r at ion m od conf igur at ion m od e, som et im es r eferr ed t o as t he VLAN dat abase. Key in g in v la n dat aba se f r om t h enable/ pr iv ileged mod e accesses t he VLAN con figu rat ion m ode, or VLAN d at abase. The 3 550 sw it ch h as a d ef ault vir t ual in t erf ace called in t erf ace VLAN 1 . This is t h e defau lt VLAN for • Table of Content s and is in an adm inist rat iv ely Dow n st at e. To assig n a m anagem en t I P addr ess, ent er an I P ad dr ess • I ndex VLAN int erf ace m ode and act iv at e t he v ir t ual in t er f ace wit h t h e no sh ut dow n com m and. I f VLAN 1 • for m anagemExam en t , ples t he in t erf ace becom es act ive and no fur t h er con figur at ion is necessar y. Ex am ple 1 CCI E Pr a ct ica l Stud ie s V ol um e I I dem onst r at es how t o conf ig ur e t he man agement int er face on VLAN 1. By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

ExaPubmlishpler:e Cisco 1 - 1Press . Conf i gur i ng t h e M an ag em e nt I nt er f ace on a Ca t a ly st 3 5 5 0 S Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

3550_switch(config)#interface vlan 1 3550_switch(config-if)#ip address 172.16.100.10 255.255.255.0 3550_switch(config-if)#no shut Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. 3550_switch(config-if)# 00:07:25: %LINK-3-UPDOWN: state up y ou in ap ply in g Ex per ien ce p ut t in g conceptInterface s in t o pr actVlan1, ice w it h changed lab scen arios t h attog uide w hat you k now 00:07:26: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state up Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t E Pr actrin ical Volum I leads E can didat t hr ou gh t he rocess pr ep arin or t h eing ICCI f con figu g aStmudies, anagem ent eadI dr ess onCCI a VLAN ot herest han VLAN 1, ypou m ustofensur e thg e ffollow CCI E elab am y prwesent in g t hem it h act a ser ies of challen ging labor at or y ex er cises. A per fect befor t heexint er bface ill become up w and ive. com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and m atof ching t h e int ace m ust b e in t h e VLAN dat sw1it. chThe in g VLAN por t ions t h e Rout in gerfan d Sw it ching , Secu r it y , an d abase. Ser v ice Pr ov ider lab ex am s. 2 . bAn erf acewwitithhbtrief hat cover VLANage m ust , or a t r unk st be The ookint begins of be t h eup cor e t echn ologline ies mu r equir ed up. on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e I n Ex am ple 1- 2, t h e m anagem en t in t er f ace is on VLAN 12 8. For t h is in t erf ace t o b ecom e act ive, y ou t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k VLAN 128 on t he sw it ch, cr eat e t he v ir t ual in t er f ace called in t er f ace VLAN 1 28, an d hav e an act iv e i set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These VLAN 128 . I f a t r un k is config ur ed on t he sw it ch, t h e v ir t u al int er face also becom es act iv e. Ex am ple com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y dem onst r at es t he conf igur at ion of a m anag em ent int er face on VLAN 1 28. Not ice h ow VLAN 128 doe level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. act ive unt il t he ph ysical int er face FAST 0/ 10 becom es act ive. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Exa m pl e 1 - 2 . Conf i gur i ng t h e M an ag em e nt I nt er f ace on VLAN 2

3550_switch#conf t Enter configuration commands, one per line.

End with CNTL/Z.

3550_switch(config)#vlan 128 3550_switch(config-vlan)#exit 3550_switch(config)#interface vlan 128 3550_switch(config-if)#ip address 172.16.128.16 255.255.255.0 •

Table of Content s

3550_switch(config-if)#exit • I ndex •

Exam ples

3550_switch(config)#interface fast 0/10 CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

3550_switch(config-if)#switchport access vlan 128 Pub lish er: Cisco Press 3550_switch(config-if)#no shut Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 3550_switch(config-if)# Pages: 10 32

00:52:36: %LINK-3-UPDOWN: Interface FastEthernet0/10, changed state to down 00:52:37: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/10, changed to down Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. 00:52:40: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/10, changed to up Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now 00:53:10: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan128, changed state to Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI ical St udies, Volum e Ibe I leads CCIjust E can es sical t hr ouint gherf t he p rocess ep arin g ef or the vl The EmPr anact agement int er face can v iew ed lik didat e a phy ace, wit h t hofe pr show i nt rf ace CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com man d. com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ede in I , like t he Cisco 3 lt 550 out aps, BGP, Mult m icast , and To con figur a Volum defau lte gat ew ay , use t h eCat ip aly d efstau - g ,atr e w ea ymip_add r ess com and, t he QoS. sam e as it a Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e r out er .Ex am ple 1- 3 sh ows how t o config ur e t he d ef ault gat ew ay follow ed b y t he showrou i pt ing r outand e com sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. v er ify ing t h e new def ault g at ew ay / r out e. Her e t he d ef ault gat ew ay point s at t h e rou t er 172 . 16. 12 8. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e Exa m pl e 1 - 3 . Conf i gur i ng De f au lt Rou t i ng on Ca t a ly st 3 5 5 0 t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. 3550_switch(config)#ip default-gateway 172.16.128.5 St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . 3550_switch(config)#exit 3550_switch# 3550_switch#show ip route Default gateway is 172.16.128.5

Host

Gateway

Last Use

Total Uses

Interface

ICMP redirect cache is empty 3550_switch#

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CCI E Pr a ct ica l Stud ie s V ol um e I I

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By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

V LAN 1 - "Just Say N o" Pub lish er: Cisco Press

CCI Ee:PSV1 r essed avoid in g Pub Dat Novemst ber 07 , 20 03

u se of VLAN 1 f or user t r aff ic. A per son al design ru le I use in t he av oid VLAN 1 if at all p ossible. Ther e ar e nu mer ous r eason s for t his. VLAN 1 is t he def ault VLAN I SBN: 1- 58 705 -0 72 -2 Cat aly st sw it ches and t he n at ive VLAN. Any sw it ch added t o t h e net w or k w ill, b y defau lt , be in Pages: 10 32 This leav es t he net w or k v ulner able t o p ot ent ial VTP, VLAN, and dat a corr u pt ion. Mono Sp annin on 802 . 1Q uses VLAN 1 for it s ent ir e sp annin g- t r ee dom ain. Th e sw it ch w ill also t ag fr am es dif on VLAN 1 d ep en ding on t he encapsulat ion used. Som e Cat aly st sw it ches enable y ou t o clear V fr om a t r un k, w h er eas som e w ill not ; t his could for ce VLAN 1 t o span t he ent ir e sw it ched n et w o t hese r easons and m ore t hat aren' t list ed, I p er sonally don 't r un pr oduct ion t r aff ic or m anag em Gain than onVLAN ex per1ience f or desig t he CCI E Lab am w it h volu meest wuop,ofj ust t he say bestn-o! sellin g CCI E r aff dsic on . When ning LANsExan d VLAN 1 com Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g

Controlling and Console Access on Catalyst 3550 w hat youIPk now

Lear n access how t o on bu ild p r act ice 355 lab 0forswyitour CCI E lab extam pr epar at ion Con t rolling t hea Cat alyst ch is ident ical o cont rolling access on t he r ou t er . An en passw ord m ight be set , an d an enab le secret passwor d m ight also be set . All t h e r ules t hat apply t o Tak e fiv e fu ll-passw blow norpds racton icer out labs t hesw act onm enp tlish t his is as f oll and enable secret er tshat appmlyim t oict he it uchal. lab The ex syam nt axenv t o iraccom CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences forpassword fur t h er reading 3550_switch(config)#enable cisco. Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . The enab le passwor d is not encry pt ed and can be v iew ed in t h e config ur at ion. Th e en able passw ord encry pt ed w it h t he g lob al com man d:

3550_switch(config)#service password-encryption

The ser vi ce pa ssw ord- en cr yp t ion com m and encry pt s all passw ord s on t he sw it ch w it h Cisco pr op encry pt ion , simp ly called t y pe- 5: •

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Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2

3550_switch(config)#enable secret ccie Pages: 10 32

The enab le secr et passw ord is alw ay s en cry pt ed w it h a v er y st r ong Cisco pr opr iet ar y en cr y pt ion cal Gain han dson ex ience t he E Lab Ex am h volu t w o ofort he g CCI E The enab le secr et per passw ordf ort ak es CCI pr ecedence ov erwtithe enabme le passw d ifbest bot -hsellin ar e config ur ed . The Pr act ical St udies t it le fr om Cisco Press. not in a r ead able f orm in t h e config ur at ion. Th e full sy nt ax for t h e enable secr et p assw or d is as follo Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e 3550_switch(config)#enable secret {password | or [encryption-type] CCI E lab ex am b y pr esent in g t hem w it h a[level ser ies level] of challen ging labor at y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics encrypted-password} not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes You can usug se gest t he ed f ull rsyn ef erences t ax t o cu fort an furdt hper astreading e en cr y. pt Lab ed orat passwor ory ex d sercises fr om on cov e ering sou r ce each t o anot of t he h ercor . Be e ve t echnologies w hen set t ing ftollow h e lev , el p rov or iding encr yp d et t ion ailed t ypguides e w it h t ohis apply comm ingant he d, bt echn ecause ologies it is ver in ryeal easy net twoorent k er a pas set t inrect incor gs. ly. TheA final hig hly ch rapt ecom er of m en t he ded book pr act concludes ice is t h at w ity houfiven e cr han y ptdsallonpassw lab exer ord scises. aft er These t hey hav e been e tcom he ser pr eh vi ce en siv paessw pr act ordiceen labcrsyp include t ion com all of m and. t he t echnolog This av oids ies tan y pos d g an raddually man incr y syn ease t act in icaldiff issues icu lt yt hat c level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. Access t o t an he d3 t550 ch is cont r olled con figu p assw d access cont rol list s ( ACLs) on St ud y t ips est -sw t akiting t ech niqu es arby e in clud edrin t hgrou ghouort ds t h eanbook . ( ct y ) and v ir t ual t er m inal ( v t y ) lines. Recall fr om CCI E PSV1 t hat t he ct y is t h e con sole por t on t he s and t h e vt y lin es are v ir t ual Telnet session s. You can v iew t he absolut e lin e valu es on t h e swit ch w it li ne com m and, as dem onst r at ed in Ex am ple 1- 4. Lin e 0 is t he v t y or con sole p ort , w hereas lines 1 t ar e v t y or v irt ual Telnet sessions. Telnet access can be cont r olled t h rou gh creat ing ACLs and app lying t h em t o t h e vt y lin es on t he sw a cce ss- cl ass line con figu rat ion com man d. ACLs can also be called on t he SNMP com mu nit y st r ings cont r ol.

Exa m pl e 1 - 4 . Absolu t e Li ne Va lu es on t he Cat al yst 3 5 5 0

3550_switch#show line Tty Typ • • *

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CCI E Pr1 a ctvty ica l Stud ie s V ol um e I I

By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

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Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 15 vty Pages: 10 32

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Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Ex amical ple St 1- udies 5 d emton r at es Cisco t h e configu Pr act it lestfr om Press. r in g of a usern am e and passwor d t hat w ill be u sed t o con t rol access and Telnet access. The ex am ple show s log in loca l b ein g ent er ed on t h e console por t an d t he por t s. Th is for ces t he sw it ch t o use t he locally ent ered usern am e passw or d comm an d f or aut h en t ica Ex,per ien cebeing p ut t inapp g concept in tvot yprsessions. act ice w itIhn lab arios uidew yillou in ap ply inugser s t o T ACL 10 is also lied t o tshe t hisscen exam p le,t h t hat eg ACL only allow w hat you k now sw it ch f rom net w ork s in t he r an ge of 17 2. 16. 0 .0 . For m ore in for m at ion on conf igur ing CTY and v t y absolut e line num ber s, r ef er t o CCI E PSV1 Ch apt er 1, " Th e Key Com ponent s for Modelin g an I nt er ne Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t Exa m pl e 1 - 5 . Conf i gur i ng De f au lt Rou t i ng on Ca t a ly st 3 5 5 0 CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics 3550_switch(config)#username solie not cover ed in Volum e I , like t he Cisco Catpassword aly st 3 550 cisco , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and 3550_switch(config)#line 0 g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. sw it ch in g por t ions of t h e Rout in 3550_switch(config-line)#login local The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e 3550_switch(config-line)#exit t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These 3550_switch(config) com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. 3550_switch(config)#line 16 es ar e in clud ed t h rou ghou t t h e book . St ud y t ips an d t est - t ak ing t ech1niqu 3550_switch(config-line)#login local 3550_switch(config-line)#access-class 10 in 3550_switch(config-line)#exit 3550_switch(config)

3550_switch(config)#username ksolie password cisco 3550_switch(config)#access-list 10 permit 172.16.0.0 0.0.255.255

• Table of Content s and VLANs on Catalyst 3550 Switches Step 2: Configuring VTP •

I ndex

•Con figu ring VTP Examand ples VLANs on t he 355 0 ser ies sw it ches r eq uires a t hr ee- sub st ep pr ocess, as follow CCI E Pr a ct ica l Stud ie s V ol um e I I

St e pCCI 1 .E Con figu re a VTP d om and m ode. By Kar l Solie No. 4599 , Leah Lynch CCIain E No. 7220 St e p 2 . Con figu re VLANs, if t he sw it ch is op er at ing in VTP serv er or t r anspar ent m ode.

Pub lish er: Cisco Press

Pub Dat e: Novem ber 07 , 20 03

St e p 3 . Con figu re p hy sical p ort pr oper t ies and assign p ort s t o VLANs. I SBN: 1- 58 705 -0 72 -2

Pages: 10 32

Configuring VTP Domain and Mode on Catalyst 3550 Switches You can conf igur e VLANs on t he Cat aly st 3 550 f rom t he VLAN dat ab ase or VLAN conf igur at ion m ode t r adit ional rou t er- lik e global con figu rat ion m ode. For t h e m ost par t , t he syn t ax is ident ical. I f you h Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E exp er ience config ur in g Cat alyst 290 0XL/ 3 5x x sw it ches, t he VLAN conf ig ur at ion mod e m ig ht be m or Pr act ical St udies t it le fr om Cisco Press. y ou. Th is mod e is ent er ed by t he pr iv ileged- m od e com m and v la n dat aba se. Wh en in t he VLAN dat VLAN ch anges t h at ar e m ade m u st be ap plied . Aft er m ak ing chang es in t h e VLAN d at abase, y ou m a t he follow g com Ex perinien ce pm utand t in gs:concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now a bort — Exit s t he VLAN dat ab ase and und oes any VLAN ch anges y ou hav e m ade since y ou ent Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion dat ab ase. VTP chang es ar e n ot ab ort ed. Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t e xi t — Exit s t he VLAN dat ab ase and applies all VLAN ch anges; also in cr em en t s t he VTP r ev isio CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e a ppl y— Ap plies cu rr ent VLAN ch anges and incr em ent s t he VTP rev ision nu mb er but does not e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect dat ab ase. com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. re set — Clear s an y cu r rent VLAN ch anges and r ereads t he VLAN dat ab ases. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por of talw h e ay Rout anfigu d Sw it ching , Secu , an d Ser iceprPr ov ider am A VTP dom aint ions sh ould s bine gcon red for secur it yr itryeasons. Thvis event s a lab newexsw it s. ch fr om in corr u pt ing y our n et w or k . The d ef ault VTP nam e is Nu ll and t he mod e is ser v er . To config ur e t he VTP The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d t he follow in g sy nt ax in t h e VLAN con figu rat ion m ode: includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

3550_switch#vlan database 3550_switch(vlan)#vtp domaindomain_name [password]

I f you ad d a passwor d behind t h e dom ain nam e, VTP up dat es w ill use a Message D igest Algor it hm 5 t o en cr y pt t he p assw or d. Usin g VTP passw ord s is a v er y ef fect ive way t o ad d a layer of secu rit y and y our sw it ching dom ain. I n t he cu rr ent Cisco I OS Sof t w are release, y ou can only con figur e a VTP p as VLAN con figu rat ion m ode. You cannot ent er a VTP passw ord f rom t he g lob al conf ig ur at ion mod e. To VTP m od e, use t he f ollow in g com m and fr om t h e VLAN con figu rat ion m ode: •

Table of Content s

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Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03

3550_switch(vlan)#vtp [server | client | transparent] I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

To con figur e t he VTP d om ain an d m ode fr om t h e global con figu rat ion m ode, use t h e follow ing syn t a Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion 3550_switch(config)#vtp domain domain_name Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t 3550_switch(config)#vtp client | transparent] CCI E Pr act ical St udies, Volum[server e I I leads|CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and You can he VTP ain in byg using t hiteching show, Secu v t p rstit ay ,t us com man disp sw it ch in gv iew por ttions of t dom h e Rout an d Sw an dcom Sermv and. ice PrThis ov ider lab ex dam s. lays in fo abou t t h e VTP d omain , such as con figu rat ion r evision, d omain nam e, oper at ing m ode, and so on . N Thet om bot b ook of begins t he d isp wlay it h bt he riefn cover ew in for agemof at ion t h e tcor hate appear t echn olog s onies Cat r equir aly st ed 35 on 50.t hI te show CCI Es lab t he ex I Pam addr aness d t includes used by VTP sug gest t o ident ed r ef if yerences w hich specific for fur t hsw er itreading ch y ou .are Labsyorat nchr ory onizin ex ercises g VTP cov infor ering m at ion each w itofh.t he I f no cort er un t echnologies conf ig ur ed , orf ollow im pr,oper p rovlyiding con figu d et railed ed w it guides h an allt o 0apply s addr ing ess, t he0.t echn 0. 0. 0ologies appearin s. rIeal f t he netsw w it orch k is a VTP set t in has not gs.r eceiv The final ed u pdat ch apt es erv of ia tithe s t ru book nk lines, concludes it s owwnit haddr fiv eess han disp ds-lays. on lab Exexer am ple cises. 1- 6These list s t h e out p ut o com v t p pr st eh a t us en siv com e pr m act and. ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Exa m pl e 1 - 6 . Vie w i ng t h e VTP D om a in I n for m a t ion

3550_switch#show vtp status VTP Version

: 2

Configuration Revision

: 1

Maximum VLANs supported locally : 1005 Number of existing VLANs

: 6

VTP Operating Mode

: Server

VTP Domain Name

: psv2

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Table of Content s

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VTP PruningI ndex Mode •

: Disabled

Exam ples

CCI ica l Stud ie s V ol um e I I VTPE Pr V2a ctMode

: Disabled

By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

VTP Traps Generation

: Disabled

Pub lish er: Cisco Press

MD5Pub digest Dat e: Novem ber

07 , 20 03

: 0x03 0xE2 0xB2 0x25 0x2B 0xF1 0xBE 0x19

I SBN: 1- 58 705 -0 72 -2

Configuration last modified by 172.16.128.16 at 3-1-93 03:16:46 Pages: 10 32

Local updater ID is 172.16.128.16 on interface Vl128 (lowest numbered VLAN interfac found) Preferred Gain han ds- interface on ex per ience name f or is t he 3550 CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. 3550_switch# Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion You can conf igur e t h e int er face or I P ad dr ess VTP uses t o id en t if y t h e sw it ch t o ot her sw it ches in t he w it h t he f ollow ing g lob al conf ig ur at ion com m and : Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d 3550_switch(config)#vtp interface VTP_updater_name ip_address includes sug gest ed r ef erences for fur t h er [reading . Lab orat ory ex|ercises cov ering] each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

NO TE VLAN infor m at ion is pr opagat ed only if t h e VTP r evision n um ber of t h e ser v er is higher t han t h VTP r ev ision num b er . I f t he VTP client 's r evision num ber is equ al t o or high er t han t he serv er 's not accept VLAN in for m at ion. To v iew t he cur r en t VTP rev ision nu mb er s, use t h e comm an ds sh dom a in on Cat alyst 4000 / 55 00/ 6 500 ser ies swit ches an d show v t p st a t us on Cat alyst 2900 / ser ies swit ches.

Configuring Normal and Extended-Range VLANs on Catalyst 3550 Switches The second st ep inv olves VLAN config ur at ion if t h e VTP m ode is set as a ser v er or t r anspar ent . I f t h conf ig ur ed as a VTP clien t , VLANs appear w hen t he t ru nk line com es up and t he VLAN d at abases are syn ch r onized . VLANs ar e conf igur ed in t h e VLAN d at abase, ju st by en t er ing v la n [ 1- 1 001 ] o p t i o n s. • of Content s m en t ioned prTable ev iously, VLANs 10 02 t hr oug h 1 005 an d VLAN 10 09 ar e defau lt and special VLANs t h a •be u sed in EtIher ndex net sw it ching . VLANs m ay also b e con figu red fr om t he glob al config ur at ion m ode w •v la n [ 1- 4 094Exam ples ] . VLANs 100 6 t hr ough 40 94 ar e ext end ed - ran ge VLANs t hat are con figu red fr om t he CCI E Pr a ct ica l Stud ie um esw I I it ch m ust also be in VTP t r anspar ent m ode t o con figu re ex t ended r ange conf ig ur at ion modse.V olThe By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Configuring Normal-Range VLANs Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03

You can conf e -0 n 72 orm I SBN: 1-igur 58 705 -2 al- r ange VLANs, VLANs 1 t hr ou gh 100 1, in t he g lobal conf igur at ion m ode or VLAN Pages: dat abase. I f VLANs ar e conf igur ed f r om t he VLAN d at abase, ch anges in VLANs m ust be com m 10 32 a ppl y com m and. All chang es ar e also ap plied w hen t he VLAN dat abase is ex it ed. I f a mist ak e is m a cancel VLAN chan ges w it h t he a bort or re set com m and as m ent ioned pr ev iously . The VLAN dat ab a t he file VLAN. DAT in Flash m em ory . You can cop y t he VLAN.D AT f ile t o a TFTP ser ver j ust as you ca m em or y f ile for b ack up pu rp oses. Ex am ple 1- 7 d em on st r at es t w o w ays t o conf ig ur e a VLAN on t he sw it ch . The f irst w ay uses t he VLAN dat ab ase, an d t he secon d w ay d em on st r at es using t h e global co Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E m ode. I n t he ex amp le, t w o VLANs ar e cr eat ed : VLAN 128 w it h t he nam e psv 2_v lan12 8, an d VLAN 1 Pr act ical St udies t it le fr om Cisco Press. nam e p sv 2_ vlan1 0. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g

Exa m pl eyou 1 - k7now . Conf i gur a t i on of VLAN 1 2 8 a nd VLAN 1 0 w hat

Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t 3550_switch#vlan database CCI E Pr act ical St udies, Volum e I Iname leadspsv2_vlan128 CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e 3550_switch(vlan)#vlan 128 CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics VLANpanion 128 added: not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed wpsv2_vlan128 it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and Name: sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. 3550_switch(vlan)#apply The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e APPLY completed. t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These 3550_switch(vlan)#exit com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. ! The preceding command automatically applies updates St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . APPLY completed. Exiting.... Global Configuration mode-----------> 3550_switch#conf t

3550_switch(config)#vlan 10 3550_switch(config-vlan)#name psv2_vlan10

Som e comm on opt ion s t hat m ay be conf igur ed on t h e VLAN fr om t h e VLAN conf igur at ion m ode inclu • Table of Content s follow ing : •

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Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Switch(vlan)#vlanvlan_num [namevlan_name] [state {active | suspend}] [saidsaid_val [mtumtu] [bridgebridge_number] [stp type {ieee|ibm|auto}]

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. na m e— Enables y ou t o at t ach a 3 2- char act er nam e t o t he VLAN. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w k now y ou t o suspend t h e VLAN. A su sp en ded VLAN is p rop agat ed via VTP, but no us sthat at e you — Enables carr ied on t h e VLAN. Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion sai d— Enables y ou t o chan ge t h e SAI D v alue of t he VLAN; t he SAI D v alue is u sed pr im arily in Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t m t u, b ri dge , a nd st p — Enables y ou t o chan ge t h e default MTU v alue, br idg e num ber , an d ST CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E N lab exan am[ vblan y pr esent in g t hem h a ser ies of labor or yenexyer fect an y o vl _num ]— D elet es wa itVLAN f rom t hechallen VLAN ging dat ab ase.atWh oucises. delet A e per a VLAN, com panion t o t he best selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics assig ned t o t hat VLAN becom e in act iv e, including t h e m anagem en t int er f ace. not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com binared w it higVolu m et he I , tVLAN he CCI E ion cansdidat ill glob g et al comp rehensiv e cover age t h e rou I f you e conf ur ing opt fr ome twhe config ur at ion m ode, t heofVLAN optt ing ionsand are c sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. fr om t he VLAN int er face m ode. The tbhe ook beginsVLAN w it h vbalues, rief cover of 1t h- 2 e cor t echn olog ies r equir For default see age Table earelier in t h is ch apt er . ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies iding d et ailed guidesv tlao napply t he wt echn r eal w or k on t h e sw To v iew t he stf ollow at us t, hperov VLANs, use t h e show com ing m and, hich ologies d isplay sinall t h enet VLANs setatt in finalpor chtapt t hened book w itTo h fiv e hanspecific ds- on lab cises. st e,gs. andThe w hich s arere of assig t o concludes each VLAN. display phexer ysical and These logical inf or mat io com pr eh en sivuse e prtact lab sv include t he tbechnolog ies an.dEx g rad ually ease diffpicu single VLAN, he ice show la n id [ vall lanof_num er ] com m and am ple 1- incr 8 list s t h in e out ut ltofy t he s level. They esened t rby eaders it h scen arios sim ilaroft ot he w hcom at t hmey w illNot f ace t het hact ual lablog exical am.n am com man d, fpr ollow t h e mwore sp ecific v ersion and. iceon h ow e VLAN St ud y t ipsely anident d t estif-yt ak ingp or t ech niqu es ar e in clud ed t h rou ghou t t h e book . im mediat t he t pu r pose.

Exa m pl e 1 - 8 . show v la n Com m an d O u t pu t

3550_switch#show vlan VLAN Name

Status

Ports

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default

active

Fa0/1, Fa0/2, Fa0/3, Fa0/4 Fa0/5, Fa0/6, Fa0/7, Fa0/8

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Fa0/9, Fa0/11, Fa0/12, Fa0/13 Fa0/14, Fa0/15, Fa0/16, Fa0/17

CCI E Pr a ct ica l Stud ie s V ol um e I I

Fa0/18, Fa0/19, Fa0/20, Fa0/21

By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Fa0/22, Fa0/23, Fa0/24, Gi0/1 Pub lish er: Cisco Press

Gi0/2

Pub Dat e: Novem ber 07 , 20 03

10

I SBN: 1- 58 705 -0 72 -2

psv2_vlan10

active

psv2_vlan128

active

1002 fddi-default

active

128

Pages: 10 32

Fa0/10

Gain han ds- on ex per ience f or t he CCI E Lab Exactive am w it h volu me t w o of t he best - sellin g CCI E 1003 token-ring-default Pr act ical St udies t it le fr om Cisco Press. 1004 fddinet-default active per ien ce p ut t in g concept s in t o pr act iceactive w it h lab scen arios t h at g uide y ou in ap ply in g 1005 Ex trnet-default w hat you k now VLAN Type SAID MTU Parent RingNo BridgeNo Stp BrdgMode Trans1 Trans2 Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion ---- ----- ---------- ----- ------ ------ -------- ---- -------- ------ -----Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t 1 enet 1500 - es t hr ou-gh t he- p rocess of0 pr ep arin 0 g f or t h e CCI E Pr act ical100001 St udies, Volum e II leads CCI- E can didat CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect 10 enet t o100010 1500 - pr ovid es -cov erag - e of CCI E0 lab ex am 0 t op ics com panion t he best - selling fir st-edit ion,-t his b ook not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. 128 enet - can didat - e w ill g-et comp rehensiv 0 t ing and Com bin ed w it100128 h Volu m e I , t1500 he CCI E e cover age0of t h e rou sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. 1002 fddi 101002 1500 0 0 The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d 1003 tr sug gest 101003 1500for -fur t h er reading - orat ory -ex ercises 0 each of 0 t he cor e includes ed r ef erences . Lab cov ering t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k 1004 fdnet 0 0 set t in gs. The 101004 final ch apt er 1500 of t he book concludes wit h fiv e hanieee ds- on -lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y 1005 - arios -sim ilar t-o w h at t h ey ibm 0 ex am. level. trnet They pr101005 esen t r eaders1500 w it h scen w ill f-ace on t he0act ual lab St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . 3550_switch# ----------------------------------------------------------------------------------3550_switch#show vlan id 128 VLAN Name

Status

Ports

---- -------------------------------- --------- -------------------------------

128

psv2_vlan128

VLAN Type

SAID

active MTU

Fa0/10

Parent RingNo BridgeNo Stp

BrdgMode Trans1 Trans2

---- ----- ---------- ----- ------ ------ -------- ---- -------- ------ -----128 •

enet

100128

1500

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-

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3550_switch# • I ndex •

Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03

CAUTI ON

I SBN: 1- 58 705 -0 72 -2

The Cat10alyst 355 0 sw it ch su ppor t s 1 28 STP inst an ces. Each VLAN r u ns a sing le inst ance of STP Pages: 32 sw it ch has mor e act iv e VLANs t h an su ppor t ed 128 STP in st an ces, STP is disab led on t he rem ai VLANs. I f y ou h ave alr eady u sed up all av ailab le 128 STP inst ances on a swit ch, addin g an ot he any w her e in t he VTP d om ain cr eat es a VLAN on t h at sw it ch t hat is not r u nning STP. I f y ou hav " def ault allow ed list " on t h e t r unk por t s of t hat sw it ch ( w hich is t o allow all VLANs) , t he n ew VL carr ied on all t ru nk p ort s. D ep en ding on t he t op ology of t he net w ork , t h is could cr eat e a loop . Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E because t he new VLAN cou ld b e par t it ioned, p art icular ly if t her e ar e sev eral adjacent sw it ches Pr act ical St udies t it le fr om Cisco Press. hav e m or e t han 12 8 STP inst ances. You can pr event t h is by set t ing allow ed list s on t h e t r unk p sw it ch es so t hat t hey w ill not pr opag at e STP f or all VLANs. Th is is t he sam e as clear ing t h e t r un Cat aly ien st 5ce 500 / 650 ser ies sw it ches. Ex per p ut t in g0 concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion

Configuring Extended-Range VLANs

Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t

The alyst 0 sw it ch en ables you t oCCI conEfigu ex tes ended VLANs. t endedofVLANs ar egVLANs CCI ECat Pr act ical355 St udies, Volum e I I leads canre didat t hr ou gh t he Ex p rocess pr ep arin f or t h ein t 10 t o 4ex 094 . How evesent er , t he sesies an of ext end edging VLAN I D fat ororeach r out ed por t . Th er efor e CCI06 E lab am b y pr in g3t550 hemsw w it it ch h auser challen labor y ex er cises. A per fect rcom ange, an d saf r ange, f or ext end VLANs ghlypr1ovid 027 es t h rou 409 4. CCI Wh E enlab conf ext end panion t o tehe best - selling fir stededit ion, t is hisrou b ook cov gh erag e of exigur am ing t op ics ynot ou cover m u st ed follow cer t ain Those asef ollow in Volum e I ,g uidelines. like t he Cisco Catguid aly stelines 3 550ar , reout m aps,s: BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The sw it ch mu st be in VTP t ran sp ar en t m ode p r ior t o an y ex t ended VLAN con figu rat ion . The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d Rou t ed p ort s use an ex t ended VLAN st ar t ing at t he low er r anges 1 006 t h rou gh 102 6. Alw ay s s includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e ext end ed VLAN I D st ar t ing at 409 4 an d go b ack w ar d. For caut ion , use t h e com m and show v la t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k usa ge t o v er if y w hat in t er n al VLANs ar e in use and t h e int erf ace t hat is using t hem . Ex am ple set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These dem onst r at es t he u se of t his comm an d p rior t o conf igur ing an ex t ended VLAN. com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. Ex t ended VLANs can only be cr eat ed f r om t he con figu rat ion m ode. They cann ot b e cr eat ed f r o St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . conf ig ur at ion mod e. Ex t ended VLANs ar e n ot sav ed in t he VLAN dat ab ase and are not adv er t ised v ia VTP. Ex t ended VLANs ar e n ot sup por t ed b y VLAN Query Prot ocol ( VQP) or VLAN Mem ber sh ip Policy ( VMPS) . STP is enab led by default on ex t ended VLANs. At t his t im e, you cann ot n ame an ex t en ded VLAN; y ou can on ly ch ange t he MTU v alue.

The con figur at ion t o con figu re ex t ended VLANs is ident ical t o conf ig ur ing a n orm al- r ange VLAN, exc m ust ad her e t o t h e gu id elines p rev iously list ed. Ex am ple 1- 9 d em on st r at es t h e configu r at ion of an e VLAN 409 4. Pr ior t o con figu rin g t he ext end ed VLAN, t he sw it ch is p ut int o VTP t r anspar ent mod e, a v la n int e rn al u sa ge com m and is execut ed t o av oid a VLAN con flict .

Exa m pl e 1 - 9 . Cr e at ing a n Ext e n ded VLAN •

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CCI E Pr a ct ica l Stud ie s V ol um e Iinternal I 3550_switch#show vlan

usage

Verify internal VLANs

By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

VLAN Usage Pub lish er: Cisco Press

---- -------------

Pub Dat e: Novem ber 07 , 20 03

1017 -I SBN:

1- 58 705 -0 72 -2

Pages: 10 32

1025 FastEthernet0/11 ! VLAN 1025 in use by INT FAST 0/11 1026 GigabitEthernet0/2 Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. ! VLAN 1026 in use by INT GIG 0/2 Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g 3550_switch# w hat you k now 3550_switch#conf t Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion 3550_switch(config)#vtp mode transparent Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t ! VTP transparent mode set CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect Setting device to VTP TRANSPARENT mode. com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. 3550_switch(config)#vlan 4094 Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. ! VLAN 4094 created The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These You can iew t ended w it h all t h eofshow v la n com m an and. am ple incr 1- 10ease list sint hdiff e out com pr ehven siv an e prex act ice labVLAN s include t he t echnolog ies d gEx rad ually icupltut y of t h com man d af t er t he ex t ended VLAN 4094 h as been cr eat ed . level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Exa m pl e 1 - 1 0 . Vi ew in g a n Ext en de d VLAN

3550_switch#show vlan VLAN Name

Status

Ports

---- -------------------------------- --------- ------------------------------1

default

active

Fa0/1, Fa0/2, Fa0/3, Fa0/4 Fa0/5, Fa0/6, Fa0/7, Fa0/8 Fa0/9, Fa0/12, Fa0/13, Fa0/14

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Exam ples

Fa0/15, Fa0/16, Fa0/17, Fa0/18 Fa0/19, Fa0/20, Fa0/21, Fa0/22

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

10

Pub psv2_vlan10 lish er: Cisco Press

Fa0/23, Fa0/24, Gi0/1 active

Pub Dat e: Novem ber 07 , 20 03

128

psv2_vlan128 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

active

1002 fddi-default

active

1003 token-ring-default

active

Fa0/10

1004 fddinet-default active Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. 1005 trnet-default active 4094 VLAN4094 active Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g hat youSAID k now VLAN wType MTU Parent RingNo BridgeNo Stp BrdgMode Trans1 Trans2 Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion ---- ----- ---------- ----- ------ ------ -------- ---- -------- ------ -----1

Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t enet 100001 1500 0

0

CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e 10 enet 100010 1500 - labor-at or y ex er0cises. A 0per fect CCI E lab ex am b y pr esent in g t hem- w it h a ser ies of-challen ging com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics 128 enet 1500 - , r out e m-aps, BGP, 0 , and 0QoS. not cover ed in100128 Volum e I , like t he Cisco Cat-aly st 3 550 Mult icast Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and 1002 1500 - d Sw it- r it y , an d- Ser v0 s. sw it chfddi in g por 101002 t ions of t h e Rout in g an ching , Secu ice Pr ov ider0 lab ex am 1003 tr begins 101003 - of t h e-cor e t echn - olog ies r-equir ed - on t h e CCI 0 E lab ex 0 am an d The b ook w it h b rief 1500 cover age includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e 1004 fdnet f101004 1500d et ailed - t o apply - ing t he ieee t echnologies ollow , p rov iding guides t echn ologies in r 0 eal net w0 or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These 1005 - all of 0 0 icu lt y com prtrnet eh en siv101005 e pr act ice lab1500 s include t he t echnolog ies anibm d g rad-ually incr ease in diff level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. 4094 - es ar e in - clud ed -t h rou ghou t- t h e book - . 0 0 St ud y enet t ips an 104094 d t est - t ak ing 1500 t ech niqu 3550_switch

TI P

The Cat alyst 355 0 enab les you t o con figu re a r ange of in t er f aces at a sing le t ime. Th is can b e q t im esav er if you hav e t o configu r e m any por t s on a sw it ch w it h t he sam e ch aract er ist ics. To co r ange of in t er f aces, use t h e follow ing global con figu rat ion com m and:

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Table of Content s

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Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Switch(config)#interface range

interface_type staring_int – ending interface

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32 e t he r ange of in t er f aces 0 / 1 t hr ough 0/ 10, f or ex amp le, u se t he f ollow ing com m an To con figur

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g 3550_switch#(config)interface range fastethernet 0/1 – 10 w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics Configuring Properties and VLANs on,Catalyst not cover ed in Physical Volum e I , Port like t he Cisco Cat aly st Assigning 3 550 , r out e Ports m aps, to BGP, Mult icast and QoS. 3550 S Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The n ex t st ep f or VTP an d VLAN conf ig ur at ion is t o conf igur e any phy sical por t p rop er t ies, along w it b ook w it h b rief e cor e ch t echn ologfries ederon t h econf CCIigEurlab ex am tThe he por t t obegins a VLAN. Phy sicalcover p or tage pr opofertthies ar e anged omr equir t he int face at ion modan e.d Tab sugLay gest erences for furs t on h ert he reading . Lab355 orat0 ory ercises cov ering each of t he cor e tincludes he default ered 2 rineft erf ace set t ing Cat alyst sw itex ch. t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an dTab t est -le t ak1ing niqu in clud rou t t hSet e book -1 t1ech . De faesulart eLay ered2 t hEt h ghou er n et t in. gs on Ca t a ly st 3 5 5 0

•

Fea t ur e

D e fa ult Se t t in g

Op er at ing m ode

Lay er 2 sw it chin g ( sw i t chpor t ) .

Allow ed VLAN ran ge

VLANs 1 –40 94.

Defau lt VLAN

VLAN 1.

Nat iv e VLAN

VLAN 1.

Table of Content s

• VLAN t r unk ing I ndex • Exam ples

DTP.

All por t s en abled

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220 Speed

Du plex mod e

Pub lish er: Cisco Press

Flow Pub cont Dat e:r ol Novem ber

07 , 20 03

I SBN: 1- 58 705 -0 72 -2

Aut on eg ot iat e. Aut on eg ot iat e. Of f for r eceiv e and desired for send f or 10/ 100/ 10 ( Send is alw ays of f for 10/ 1 00 Mbp s. ) .

10 32( PAg P) Et h erPages: Ch annel

Disabled.

Por t b lock ing of unk now n m ult icast and u nicast t r aff ic and st or m cont r ol

Disabled.

Pr ot ect ed por t Disabled. Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E secuStr itudies y Disabled. PrPor actt ical t it le fr om Cisco Press. Por t Fast

Disabled.

Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Ex am ple 1- 11 d em on st r at es conf igur ing an Et her net por t t o 100 Mb ps h alf d uplex on a 3 550 ser ies n how t o bu ild p r act ice lab for y our CCI E_v lab am8 pr exam Lear ple also assigns t healogical n ame man agement lanex _12 t oepar t h e at intion erf ace. Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t

Exa 1 -St 1 udies, 1 . Con f igue rIin g PhCCI ysical Por tesPr esp rocess of pr ep arin g f or t h e CCI Em Prpl acteical Volum I leads E can didat t hrop ou er gh ttihe CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. 3550_switch(config)#interface fast 0/10 Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. 3550_switch(config-if)#speed 100 The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d 3550_switch(config-if)#duplex includes sug gest ed r ef erences for furhalf t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k 3550_switch(config-if)#description management_vlan_128 set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

NO TE To ch ange t h e du plex set t ing of a por t , y ou fir st m ust chan ge t h e speed f rom aut o t o 10 0 or 10 sw it ch does n ot allow y ou t o chan ge du plex w hen t he por t is configu r ed f or aut on eg ot iat ion .

Som e comm on ph ysical pr oper t ies of Et her net t hat y ou can chan ge in t he in t er f ace con figu rat ion m follow s: du ple x [ fu ll | ha lf | a ut o] — Set s t he por t dup lex m ode. spe ed [ 1 0 | 1 0 0 | a ut o] — Set s t he por t sp eed. • • •

Table of Content s

m t u [ 15 00b yt es- 20 18by t es] — Conf ig ur es t he MTU of t he int er face. En su re t hat t he MTU of t he I ndex int er face m at ches t hat of VLAN, if y ou ch ange t his v alue. Exam ples

CCI E Pr a ctscr ica ipt l Stud ie int s Verf ol um e I I descr ip t ion — de ion ace_

Enables y ou t o set a descr ipt ion for t he int er face.

By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

shut d ow n | no sh ut dow n— D isab les an d enab les t he int er face. Cisco Press ThePub in lish t er er: f ace com m and sw i t chpor t is used w it h no op t ions t o pu t t h e por t in t o a Lay er 2 sw it ching Pub Dat e: ber 07 , por 20 03t , t r un k por t , 80 2. 1Q t un nel por t , voice por t , or pr ot ect por t . Th e follow ing por t can b e Novem an access 1- 58 705 72 sw -2 i t chpor t com m and: subcomI SBN: m ands of t-0 he Pages: 10 32

a cce ss— Assigns t he int er face t o a sing le VLAN. t ru nk — Used t o config ur e t he p ort as an 80 2. 1Q or I SL t r unk . The next sect ion discu sses t his m or e det ail. Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical t itel le por fr omt s— Cisco Press. 8 0 2St . 1udies q t unn 8 02. 1 Q t u nnel p ort s t r anspor t in for m at ion an d d at a of a VLAN w it h in across t he LAN. Ex per ien p utTh t ine gpor concept in t8o02. pr act lab arios t h at g uide y ou in ap ply in g v oice v lacen— t can suse 1Qice andw it 8h 02. 1p scen f or QoS. w hat you k now pr ot ect e d port s— Pr ot ect ed p ort s pr event unicast , m ult icast , and br oadcast t raf fic b et w een p Lear how t osame bu ild sw a pitrch. act ice lab for y our CCI E lab ex am pr epar at ion por t sn on the Tak ge sect fiv e ion fu ll-s blow n p ract m im he er actdet u alail; lab at extam ir onm t , t h e focus is o Upcomin discuss t he ice v ar labs ious tmhat odes in icgrt eat his env t im e, howen ever por t t o a sin gle VLAN. To accom plish t his, fir st y ou config ur e t he p ort t o be in access m ode, and t he CCI E Pr act udies, e IuIsed leads CCI E can didat gh t he a VLAN t o ical t he pStort . TheVolum sy nt ax t o accom plish t h isesist hr asou follow s: p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These (config-if)#switchport access vlan [1-4094 | dynamic] com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . The dy na m ic k ey wor d is used in VLAN Mem bership Policy Ser v er ( VMPS) conf igur at ions. VMPS is no t his t ex t . For m or e inf orm at ion on VMPS, r efer t o Cisco LAN Sw it chin g ( Cisco Press, 199 9) . Ex am ple 1- 12 d em on st r at es t h e configu r at ion of Fast Et hern et 0/ 5 f or VLAN 2.

Exa m pl e 1 - 1 2 . Assign in g V LAN 2 t o I nt e r f ace fa st 0 / 5

Switch(config)#int fastEthernet 0/5 Switch(config-if)#switchport mode access Switch(config-if)#switchport access vlan 2 •

Table of Content s

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Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I

When t he VTP m ode is set t o t r anspar ent , VLANs are aut om at ically cr eat ed w it h t he sw i t chpor t a c By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220 com man d; you do not need t o st at ically conf igur e t h em in t h e VLAN d at abase. I f t he VTP mod e is se y ou can not conf igur e VLANs on t his sw it ch . The VLANs m ust b e con figu red on t he ser ver sw it ch an d lishov er:er Cisco Press v ia Pub VTP a t ru nk t o t he clien t sw it ch. Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32 Step 3: Configuring Trunks Between Switches Using EtherChannel, 802.1Q, and ISL Encapsulations

St ep 3 in volv es con figu rin g t r u nk lines bet w een Et h er n et swit ches. A t ru nk line can be a nor m al t r un 80 2. 1Q en capsulat ion, or it can b e an Et h er Ch annel t r un k, w hich could also be u sin g 8 02. 1 Q or I SL Gain han dson Th ex is perdiscu iencession f or tfir hestCCI E ses Lab on Ex am it h ing voluame t w al o of sellin g en CCIt uErn s t o con encapsulat ion. f ocu confwigur n orm t rut he nk best line,- an d th Pr act ical St udies t it le fr om Cisco Press. Et h er Ch annel t ru nk . Con figu ring t r un ks on t he Cat aly st 3 550 is a t w o- st ep pr ocess. Depend ing on t he st at e of t h e por t p ien ce p ut in ghav concept s in t olepraut actonegot ice w itiat h lab arios atault g uide y out in conf igEx urper at ion, y ou mt ay e t o disab ion scen m ode. By tdhef , a por is ap setply t oinngeg ot iat e w hat you k now encapsulat ion and t o b e in t he dy nam ic an d d esir able m ode. Lear n how t o figu bu ild p r act ice labcap forsulat y ourionCCI lab or ex8am epar at ion St e p 1 . Con re at he t r un k en asEI SL 02.pr 1 Q. Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t St e p 2 . Con figu re t he por t as a n or mal t r unk or Et her Chan nel t r un k. CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect These st ep s ar e accom plished wit h t h e follow ing comm and s fr om t he int er face conf igur at ion m ode: com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y Switch#(config-if)#switchport trunk encapsulation [isl | dot1q | negotiate ] level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . Switch#(config-if)#switchport mode [trunk | dynamic {auto | desirable}]

The d iff er ent en cap su lat ion t y pes an d sub comm and s m ean t h e follow ing: sw i t chpor t t r unk en ca psul at i on isl— Sp ecifies I SL en cap sulat ion on t h e t r unk lin k.

sw i t chpor t t r unk en ca psul at i on dot 1 q— Sp ecifies 8 02. 1Q encapsulat ion on t he t r un k lin k. sw i t chpor t t r unk en ca psul at i on neg ot ia t e — Sp ecifies t h at t h e int er face negot iat e w it h t h e int er face t o becom e an I SL ( pr eferr ed) or 80 2. 1Q t r unk , d ep en ding on t he conf igur at ion and c t he neig hbor ing int er face. This is t he defau lt encapsulat ion t y pe. The p or t , as a t r unk , m ay be st at ically config ur ed or d yn am ically config ur ed . The d iff er ent t ru nk con m odes ar e as f ollow s: •

Table of Content s

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I ndex

dy na m Exam ic a ut ples o— Set s t he int er face t o a t r un k link if t he n eig hbor ing int er face is set t o t r unk o CCI E Pr maode. ct ica l Stud ie s V ol um e I I •

By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

dy na m ic d esir ab le — Set s t he int er face t o a t r un k link if t he n eig hbor ing int er face is set t o t r u desirab le, or aut o mod e. This is t h e default t r unk ing m ode.

Pub lish er: Cisco Press Pub Datnk e: — Novem t ru Setber s t 07 he, 20 int03 er face

in per man en t t r un kin g m od e and negot iat es t o con ver t t he link t o a even if t he n eigh bor ing int erf ace is not a t r un k int er face. I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

You m ig ht find t h at conf igur ing t he au t o- negot iat ion , or DTP, is mor e d ifficult t han j ust st at ically de t r un k. Th is is m ainly due t o som e of t he d iff er ences in t h e defau lt t r un ks for t h e v arious Cat aly st s sw Cat aly st s defau lt t o I SL; h ow ev er, t he Cat alyst 400 0 w it hou t t he Lay er 3 m odule or t he lat est Cisco doesn' t sup por t I SL. Anot her ex amp le is t hat 802 . 1Q aut onegot iat ion is only sup por t ed in CAT OS s Release 4 .2 . These lit t le t hing s can mak e DTP un reliable in lar g e het er og en eou s net w or ks. Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g NO TE w hat you k now

Anot h er aut oconf ig ur at ion issue m ay ar ise w it h VTP and DI SL. When DI SL n eg ot iat es an I SL t r Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion includes t h e VTP n ame in t h e m essage. I f t he VTP dom ain nam es diff er on t h e sw it ch es, t h e t r u not become act iv e. Again, t o cir cu mv ent t his, ju st st at ically conf igur e t h e t r unk and con figu r e t Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t encapsulat ion t yp e. For VTP t o w ork , y ou st ill need t o m at ch VTP nam es. CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics Ex am ple 1- 13 d em on st r at es t h e configu r at ion of an 80 2. 1Q t r unk on t h e Gigab it Et hern et int er face not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s.

Exa m pl e 1 - 1 3 . Con f igu r in g a n I SL Tr un k

The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book 3550_switch(config)#interface gigabitEthernet concludes w it h fiv0/1 e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios 3550_switch(config-if)#switchport trunk sim ilar encapsulation t o w h at t h ey w ill dot1q f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . 3550_switch(config-if)#switchport mode trunk

To v er if y w het her t h e t r unk is w ork ing, be sur e t o st at us b ot h sides of t h e lin k. The ou t put of t he sh int erf ace_ nam e sw i t chpor t com m and and t he out pu t of t h e show i nt e rf ace int erf ace_ nam e t ru nk c pr esent a general st at us of t h e t r unk . The in for m at ion pr esent ed here is ver y sim ilar t o t he show t r com man d on t h e Cat aly st 40 00/ 5 500 / 650 0 ser ies sw it ches.

This com m and show s t he st at u s of t he t ru nk an d t h e encapsulat ion. VLAN inf or mat ion , such as t he t he act iv e VLANs on t h e link s, and any p ru ne- eligib le VLANs, w ill also be list ed . Fur t her mor e, pr ot ec and v oice VLANs ar e list ed w it h t his comm an d. Ex am ple 1- 14 list s t h e out p ut of t he show i nt e rf ac in t er fa ce_ nam e sw it chp ort com m and. I f t he t r un k is not list ed, som e conf igur at ion areas t o not e follow ing :

• • •

Mod e

Table of Content s I ndex

En cap su lat ion

Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I

Nat iv e VLANs f or 802 . 1Q t r unk s

By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Set t h e st at us of t h e t r unk t o be t r unk ing and t he mod e t o b e on, or m at ch a valid set t in g f or DTP a pr eviou sly The Press en cap su lat ion m ust m at ch on bot h sides of t he t ru nk . The n at ive VLAN I D is t he VLA Pub lish er:. Cisco use Pub f or Dat it se:single inst an ce of span ning t r ee ( MST) . Th is VLAN m u st be t h e same t hr ough out t he VTP Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Exa m pl e 1 - 1 4 . St at us of a Tr u nk Lin e

3550_switch#show interface gigabitEthernet 0/1 switchport Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Name: Gi0/1 Switchport: Enabled Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Administrative Mode: trunk Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Operational Mode: trunk Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t Administrative Trunking Encapsulation: dot1q CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e Operational dot1q CCI E lab ex amTrunking b y pr esentEncapsulation: in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics Negotiation Trunking: not cover ed in of Volum e I , like t On he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and Access VLAN: sw it ch in gMode por t ions of t1h e(default) Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w itMode h b rief cover 1 age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d Trunking Native VLAN: (default) includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollowEnabled: , p rov idingALL d et ailed guides t o apply ing t he t echn ologies in r eal net w or k Trunking VLANs set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e prEnabled: act ice lab s2-1001 include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y Pruning VLANs level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an false d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . Protected: Unknown unicast blocked: disabled Unknown multicast blocked: disabled

Voice VLAN: none (Inactive)

Appliance trust: none 3550_switch#

I• n 802 .1 Q n et w or k s, it is cr it ical t o ensur e t h at t h e nat iv e VLAN is t he sam e t hr oug hout t he en t ire V Table of Content s This is b ecause 8 02. 1Q uses Mon o Span ning Tr ee. Mono Sp anning Tr ee m akes t h e en t ire VTP dom a • I ndex a sing le- b rid ged d omain t o all t hir d- p art y 802 .1 Q sw it ches. Cisco en su r es com pat ib ilit y w it h MST do • Exam ples im plem ent in g PVST+ alon g wit h MST. This is an ext end ed v ersion of Per VLAN Span ning Tr ee Plus ( CCI E Pr a ct ica l Stud ie s V ol um e I I w hich pr ovides seam less t r anspar ent in t egr at ion f or 80 2. 1Q net w or ks. Mono Sp anning Tr ee r uns on By Kar l Solie E No. 4599 , Leah Lynch VLAN. For CCI t his r eason, it is im por CCI t antE No. t o h7220 ave t he sam e nat iv e VLAN t hr oug hout t he ent ir e int er net w defau lt VLAN is 1, wh ich is also t h e defau lt nat iv e VLAN. To chang e t he nat iv e VLAN, use t h e follow i comPub man t h ePress t r unk : lish d er:on Cisco Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Switch#(config-if)#switchport trunk native vlanvlan-id Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now The show e rf ace it hat hp er act t ruice nklab k eyfor wory our d comm anlab d wex illam alsoprlist t hat e ion VLANs t h at ar e pr un e eligibl Lear ni nt how t o buwild CCI E epar conf usepr un e eligible VLANs w it h VLAN p rop agat ion. Pr une eligible m eans t hat unnecessar y br oadca and un kneow nicast t r aff w illicenot be tfhat orwm arim ded t ruu nk lines o swenv it ches t hat Tak fivneufu ll- blow n picract labs ic tover he act al lab extam ir onm en tdo not hav e an a t hat par t icular VLAN. By defau lt , all VLAN infor m at ion and sp annin g- t r ee fr am es for each VLAN ar e out r unical kingStint er faces. VLANs an d STP ondidat ly beesr emov om parocess t ru nk of b yprusing t he CCI EallPrt act udies, Volum e I I leads CCIcan E can t hr oued gh frt he ep arin g fcle or tar h et r u on helab Cisco Catbalyst 550 0/ serwies by ies chan t he ging VLANs allow onera cises. t r u nk Aonper t he Cisco 3 CCItE ex am y pr esent in65 g t00 hem it h or a ser ofging challen labor at oredy ex fect sw it ch . You tw lear n mor e ab out fun tcthis ionbsook in tpr heovid up coming secteion St ep 4: Cont r ollin com panion o ill t he best - selling fir stt hese edit ion, es cov erag of "CCI E lab ex am t op gicsSTP Pr " Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. notopagat coverion ed .in Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and Ex 15t ions list s of t h et hout p ut in ofgt an he dshow t r unk com rmit and. nkPrk ov ey ider wor dlab display swam it chple in g1-por e Rout Sw it ching , Secu y , an The d Sert ru v ice ex ams s.sim ilar inf t he sw i t chpor t k ey wor d. This com man d, h ow ev er, focuses m ore on t h e VLAN in for m at ion of t he t r u The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies rov d eta ailed to e apply ologies Exa m pl e 1f ollow - 1 5 ., pSt atiding us of Tr uguides nk Lin w iting h tt he het echn t r u nk Keyinwr eal or dnet w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t interface ak ing t ech niqu es ar e in clud ed t h0/1 rou ghou t t h e book . 3550_switch#show gigabitEthernet trunk Port

Mode

Encapsulation

Status

Native vlan

Gi0/1

on

802.1q

trunking

1

Port

Vlans allowed on trunk

Gi0/1

1-4094

Port

Vlans allowed and active in management domain

Gi0/1

1,10,20,128

Port

Vlans in spanning tree forwarding state and not pruned

Gi0/1

1,10,20,128

•

Table of Content s

•

I ndex

•

Exam ples

3550_switch#

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

At t imes, it m igh t b e har d t o d et er m in e w het her a t r unk line is fun ct ion ing. Th e t r unk can r epor t a s t r unPub king bu Cisco t n otPress b e fu lly ex changin g VTP up dat es. You shou ld v iew t he t ru nk st at u s on each sid e of lish er: ensur it is f un ct ion in g pr03operly . Pube Dat e: Novem ber 07 , 20 I SBN: 1- 58 705 -0 72 -2

As VTP sy nchr onizes w it hin t he dom ain t h e VLAN dat abase f r om ser v er t o serv er and ser v er t o clien Pages: 10 32 w ill hav e t he sam e VLANs list ed in t h eir VLAN d at abase. Only sw it ches in t h e VTP t ran sp arent m ode t hat hav e VLANs clear ed or r em ov ed w ill h ave diff er ent VLAN d at abases. Com par ing t he VLAN dat a t w o sw it ches connect ed t og et her by a t r unk is an ot her w ay t o ver ify t hat t he t r un k is w ork ing . When t he t ru nk b ecom es act iv e, VTP ad ver t isem ent s ar e sent and receiv ed. Th e follow ing t hr ee t y p adv isem occu on t he nkCCI . E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Gainerthan ds-en ont sex perrience f ort rtuhe Pr act ical St udies t it le fr om Cisco Press. Su bset ad ve rt i sem e nt s— Su bset adv er t isem en t s ar e issu ed w hen you cr eat e, d elet e, or m od Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g Re que st ak dv e rt ise m ent s— Req uest adv er t isem en t s ar e issu ed fr om t he sw it ch w henev er t he w hat you now r eset or a chan ge in t he local VTP dom ain occur s, such as a nam e chan ge, or w hen t he sw it ch sum isem ent wice it h lab a high conCCI figuErat ionexr evision n um Lear m n ary howadv t o er butild ap r act for er y our lab am pr epar atber ion t h an it s own . Su er t n ise e nt Su tmhat mar adicver s ar ex e issu er y 5enmt inut es b y t he sw Takm em fivaeryfuall-dv blow pm ract ices— labs myim t het isem act uent al lab am ed envev ir onm m ain p ur pose of t he su mm ar y adv er t isem en t is f or t h e sw it ch t o v er if y t he VTP r ev ision n um be CCI E tPr acteby icalensur St udies, Volum I I leads CCI E can t he rocess of pr epnum arinber g f or e her e t hat t he e VLAN d at abases aredidat cu rres entt .hrI ou f itgh has a p lower r evision , itt hissue CCI E for lab new ex am b y prinfor esent t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect VLAN m in at g ion. com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics You can ob VTP estIat icst he w itCisco h t h e Cat show v t3p550 st a, trus d aps, t he show v t p icast cou nt e rs QoS. com m and. T not cover edser inve Volum , ist like aly st outan em BGP, Mult , and com dswt ell ou wh verCCI t isem entdidat s ar eer w eceiv and t rrehensiv ansm it t ed b y t he Comman bin ed it h yVolu m eatI ,ad t he E can ill ged et comp e cover ageswofit ch. t h e Th rouese t ingshou andld b anot h er or t hofatt ht heeRout t r unk funitct ion ing pr oper . Af er you erif t he lab t ru nk is us.p, y ou st il sw it ch in gindicat por t ions in gline an disSw ching , Secu r it y ,lyan d t Ser v icevPr ovyider ex am t hat t he VTP up dat es ar e being exchan ged. Rem emb er t hat t he g oal of t r unk ing is t o pass VLAN info The b ook w it hAlong b rief wcover aget ru ofnk the cor e ytou echn olog r equir edinon h eVTP CCI E labain ex am aner ds u w hich requbegins ir es VTP. it h t he lines, shou ldies also ex am e t the dom cou nt includes gest erences er 1reading cov ering each cor show v t sug p cou nted e rsr ef com m and.forExfur amt hple 16 list. sLab t h eorat outory p ut ex of ercises t he show v t p cou nt eofrst he com meand t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com iceat lab s include all u ofnk t heby t echnolog g radCou uallynt incr Exapr mehplenesiv 1 e- 1pr6act . St usin g a Tr Vi ew ies in ganVd TP erease s in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . 3550_switch#show vtp counters VTP statistics: Summary advertisements received

: 101

Subset advertisements received

: 4

Request advertisements received

: 1

Summary advertisements transmitted : 116 Subset advertisements transmitted

: 3

Request advertisements transmitted : 0 •

Table of Content s

•

I ndex

•

Exam ples

Number of config revision errors Number of config digest errors CCI E Pr a ct ica l Stud ie s V ol um e I I

: 0 : 0

By Kar l Solie E No. 4599 , Leah Lynch CCI E No. 7220 Number ofCCIV1 summary errors : 0 Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03

VTP pruning statistics: I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Trunk

Join Transmitted Join Received

Summary advts received from non-pruning-capable device

---------------- ---------------- ---------------- --------------------------Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Gi0/1 0 Cisco Press. 0 0 3550_switch# Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion The show t pe st com andicelist s ver y useful orumat ion ex . The er sion, Tak e vfiv fuall-t us blow n pmract labs t hat m im icVTP t heinf act al lab am VTP env irvonm en t VTP rev ision, op m ode, and d omain nam e ar e list ed along w it h VLAN in for m at ion. Wh en t h e VLAN d at abases ar e sy n each it chical shou ld h aveVolum t he sam num ber VLANs. CCI E sw Pr act St udies, e I I eleads CCI of E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect Ex am ple 1- 17 embest on st- rselling at es t hfir e st show v t p tst a tbus com m and. com panion t o tdhe edit ion, his ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and Exa minpl 1 7 .ofSt usin a dTrSw u itnk by, Secu Vi ew gV sw it ch ge por1t-ions t hat e Rout in g g an ching r it yin , an d TP Ser vSt iceat Prus ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , pvtp rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k 3550_switch#show status set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all:of2 t he t echnolog ies an d g rad ually incr ease in diff icu lt y VTP Version level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar Configuration Revision : e3in clud ed t h rou ghou t t h e book . Maximum VLANs supported locally : 1005 Number of existing VLANs

: 12

VTP Operating Mode

: Server

VTP Domain Name

: psv2

VTP Pruning Mode

: Disabled

VTP V2 Mode

: Disabled

VTP Traps Generation

: Disabled

MD5 digest

: 0x40 0x2B 0xD9 0xD1 0x05 0xA4 0x98 0xF8

•

Table of Content s

•

I ndex

•

Exam ples

Configuration last modified by 206.191.241.43 at 3-1-93 18:06:59 Local updater ID is 172.16.128.16 on interface Vl128 (lowest numbered VLAN interfac CCI E Pr a ct ica l Stud ie s V ol um e I I

By Kar l Solie CCI E No. 4599 , Leah Lynch E No. 7220 Preferred interface name is CCI 3550

3550_switch# Pub lish er: Cisco

Press

Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Configuring Layer 2 and Layer 3 EtherChannel Et h er Ch annel is y et an ot her f orm of t ru nk line y ou can conf igur e. The com m on w ay t o conf igur e Et h as Layer 2 bet een o swfitorches. UsuE ally is also conf ig tur . On- sellin t h e Cat aly st Gain han dsonwex pert w ience t he CCI LabI SL Ex or am80 w2. it h1Q volu me t w o of heedbest g CCI E 35 50 w soft w ical ar e St inst alledt,ityleoufr om can Cisco also conf ig ur e Lay er 3 Et h er Ch annel. Pr act udies Press. Et h er Ch annel h as some lim it at ions you should be awar e of w hen config ur ing it . Som e of t hese lim it ien ceic; p utt ht in concept t o pr act icet ow it h lab t h atEtgher uide y ou el in lim ap ply g s for t h har dwEx arper e specif ergefor e, it iss ain good idea look upscen t he arios sp ecific Chann it atin ion w hat you k now y ou ar e conf igur ing . Lear ninhow ild at op rt h act laburfor y ourg uidelines CCI E lab of ex tam pr epar at ion The f ollow g listt oapbu plies e ice config at ion he Cat alyst 355 0 Et her net sw it ch : Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t Each Et h er Ch annel can hav e up t o eig ht com pat ib ly con figu red Fast Et h er net in t erf aces an d up CCI E Gigab Pr act ical udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e it EtSt hern et int er faces. CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect Do nott ocon figu re -aselling GigaStfirack GBIion, C port his t asb ook par t pr ofovid an Et com panion t he best st edit esher covChan eragnel. e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Con inm t erf anEEtcan h erdidat Ch annel oper at e rehensiv at t he sam e speed and plex mod es. Com bin edfigu w itre h all Volu e Iaces , t heinCCI e w illt og et comp e cover ages of t h edurou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. En able all int er faces in an Et her Chann el. An in t er f ace in an Et h er Ch annel d isab led by u sin g t h e t erbegins fa ce con at ion comage man as aolog linkies f ailur e, and it st ht reaff ic is t r ansfer The bin ook w itfigur h b rief cover ofd tis h et reat cor eed t echn r equir ed on CCI E lab ex amred antdo on r em ainin g in t er f aces in t he Et her Chan nel. includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k a gfinal rou pchisapt firer st of cr eat all concludes por t s f ollow p aram ers t h ecises. fir st These p ort t o be add ed set t inWhen gs. The t heed, book w itt he h fiv e hanet dsonset labfor exer I f you chan ge t he con figu rat ion of one of t hese par amet er s, you m ust also mak t h icu e chang com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in ediff lt y es t t he gr oup. level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . An Et h er Ch annel d oes n ot f or m if one of t h e int erf aces is a Sw it ch Por t Analyz er ( SPAN) dest in You m ay use t he Et her Chan nel gr oup as a sour ce of SPAN t o m on it or t he ent ir e g rou p. A p or t t h at belong s t o an Et herChann el por t g rou p can not be conf ig ur ed as a secur e p ort . Assig n all in t er f aces in t he Et her Chan nel t o t he sam e VLAN, or con figu re t hem as t r un ks. I nt er dif fer en t nat iv e VLANs can not for m an Et h er Ch annel. I f you conf igur e an Et h er Ch annel f r om t r unk in t erf aces, v erif y t hat t he t ru nk in g mod e ( I SL or sam e on all t he t r un ks.

An Et h er Ch annel sup por t s t he sam e allow ed r ang e of VLANs on all t h e int erf aces in a t r unk ing Et h er Ch annel. I f t he allow ed ran ge of VLANs is not t he sam e, t he int er faces do not for m an Et h even w hen PAg P is set t o t he aut o or desir able m ode. Befor e enabling 80 2. 1X on t he por t , you m ust f ir st r em ov e it f r om t he Et her Chan nel. I f y ou en on a n ot - yet - act iv e por t of an Et her Chann el, t he por t does not join t h e Et her Chan nel. • • •

I nt er faces w it d iffer ent STP pat h cost s can f or m an Et h er Ch annel as lon g t hey are ot herw ise c Table ofhContent s conf ig urI ndex ed . Set t ing dif ferent STP p at h cost s d oes not , b y it self , m ake in t er f aces incom pat ib le f for m at ion ofples an Et her Chan nel. Exam

CCI E Pr a ct ica l Stud ie s V ol um e I I

For Lay er 3 Et her Chan nels, assign t he Lay er 3 ad dr ess t o t he por t - chann el log ical in t erf ace, n o ph ysical int er faces in t h e chann el.

By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220 PubBy lishdef er: Cisco ault ,Press PAgP

w ill hav e no Lay er 2 or Lay er 3 Chann el gr oups assign ed or d ef ined. Th e Et he is aut o and silent ; t h e int erf ace w ill respon d t o PAgP packet s b ut w ill no negot iat ion . PAgP is con figu red as an agg regat e- por t lear ner w it h a PAg P p rior it y of 12 8 on all I SBN: 1- 58 705 -0 72 -2

conf ig ur at ion Pub Dat e: Novem ber for 07 , PAg 20 03P Pages: 10 32

Con figu ring Layer 2 Et h er Channel I SL/ 802 .1 Q t ru nk s on t he Cat aly st 3 550 is a t hr ee- st ep pr ocess. t he st at e of t he p ort pr ior t o con figu rat ion , y ou may h ave t o d isable au t onegot iat ion m ode. By def a set t o negot iat e t h e en cap sulat ion an d t o be in t h e dy nam ic and desirab le m ode. St e p 1 . Con figu re t he t r un k en cap sulat ion as I SL or 8 02. 1 Q. Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St eSt p udies 2 . Cont itfigu le frreom t heCisco por t Press. as a t ru nk . St e p 3 . Con figu re Et her Chan nel por t gr oups. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now These st ep s ar e accom plished wit h t h e follow ing comm and s fr om t he int er face conf igur at ion m ode: Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. Switch#(config-if)#switchport trunk encapsulation [isl | dot1q / negotiate] The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d Switch#(config-if)#switchport mode [trunk | dynamic {auto | desirable}] includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k Switch#(config-if)#channel-group [1-64]mode {auto [non-silent] | desirable [non-si set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . The f ir st t w o com m ands are id en t ical t o conf igur ing a n orm al I SL or 8 02. 1Q t r un k. The cha nne l- gr com man d cr eat es a v irt u al int er face called int er face por t chann el x , w her e x is t he chann el gr oup n v irt u al int er face list s all t he com m on pr oper t ies t hat m u st be associat ed w it h any link j oining t he p o v irt u al int er face is also w her e y ou assign an I P add ress for Lay er 3 Et her Chan nel. The chann el gr ou r ange fr om 1 t o 6 4. Th e m ode k ey wor d enables or d isables PAgP. PAgP w or k s r at her r eliab ly , b ut b w hen you choose t h e mod e in wh ich t o r un PAgP t hat y ou use t h e sam e m od e on all in t erf aces in t h gr oup . The m ode k ey wor d has t he f ollow ing par am et er s:

a ut o— Enables PAgP only if anot h er PAgP d ev ice is det ect ed . I t p laces t he in t erf ace in t o a pas negot iat in g st at e, in w hich t he int er face r esp onds t o PAgP fr am es it r eceiv es b ut does not st art negot iat ion . de sira bl e — Uncond it ionally en ables PAgP. Th is key w ord places t he in t er f ace in t o an act iv e ne st at e, in wh ich t h e int erf ace st art s negot iat ions w it h ot h er in t er f aces b y send ing PAgP fr am es. • • •

on— For ces t he int er face t o channel w it h out PAgP. Wit h t he on m od e, a usable Et her Chann el e of Content s w hen anTable in t er f ace gr oup in t he on m ode is connect ed t o anot her int erf ace gr oup in t he on m od I ndex ples a ct i v e ( Exam LACP) — Set s t he int er face int o an act iv e n eg ot iat in g st at e, in w hich t he int er face st ar t s sending LACP p ack et s.

CCI E Pr Stud int ie s er V ol um e Iby I waitcthicaotl her faces

By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

pa ssi ve ( LACP) — Set s t he int er face int o a p assiv e negot iat ing st at e. I n t his m ode, t h e int er fac LACP pack et s t hat it r eceiv es but does not st art LACP pack et negot iat ion . This set t ing uses m in Pub lish er: Cisco Press pack et s. Pub Dat e: Novem ber 07 , 20 03

SBN: 1- 58 705can -0 72 -2 An Et h Ier Ch annel also be assigned t o a sp ecific VLAN, alt hou gh t his is less com m on. To accomp l assig nPages: all in10 t erf 32 aces as st at ic- access p ort s in t h e same VLAN.

When config ur ing Et her Chan nel, y ou w ill n ot ice t he link dr op s and init ializes q uit e a bit —once f or an encapsulat ion ch ange, an d at least one ot h er t ime w hen it joins t he chan nel gr oup . To p rev en t t his hap pening, ju st shut dow n t he link befor e config ur ing any t r un kin g or Et her Chan nel par am et er s. To int er face f rom t he Et herChann el gr oup, use t he no ch an ne l- g roup in t er f ace con figu rat ion com man Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical t it le fr Cisco Figur e 1- St 1 6udies r epr esent s om a com m onPress. n et w or k . I n t his LAN, t he cor e swit ches ar e conn ect ed t o each ot h anot h er ed ge sw it ch . The cor e sw it ch es are going t o u se Gigabit Et h er Ch annel t o t r unk t he t w o sw it t oget h er . 8 02. 1Q w ill be t he VLAN t r unk ing pr ot ocol and w ill event ually allow VLAN 1 92 fu ll connect Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion

Figu r e 1 - 1 6 . Gi gab it Et h er Cha nn el on t he Cat a ly st 3 5 5 0

Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Ex am ple 1- 18 d em on st r at es t h e configu r at ion of t h e Et h er Ch annel b et w een t he cor e sw it ches in Fig

Exa m pl e 1 - 1 8 . Con f igu r in g G iga bit Et h e r Ch an ne l w i t h 8 0 2 .1 Q Encap su la t i •

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3550_switch(config)#interface gigabitEthernet 0/1 • Exam ples CCI E Pr a ct ica l Stud ie s V ol um e I I

3550_switch(config-if)#switch trunk encapsulation dot1q By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

3550_switch(config-if)#switchport mode trunk Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 3550_switch(config-if)#channel-group 1 mode on I SBN: 1- 58 705 -0 72 -2

Creating interface Port-channel1 Pages: a10 port-channel 32 3550_switch(config-if)#exit 00:23:18: %LINK-3-UPDOWN: Interface Port-channel1, changed state to up Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E 00:23:19: %LINEPROTO-5-UPDOWN: Line protocol on Interface Port-channel1, changed st Pr act ical St udies t it le fr om Cisco Press. 3550_switch(config)#interface gigabitEthernet 0/2 Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g 3550_switch(config-if)#switchport trunk encapsulation dot1q w hat you k now 3550_switch(config-if)#switchport Lear n how t o bu ild a p r act ice lab formode y our trunk CCI E lab ex am pr epar at ion 3550_switch(config-if)#channel-group Tak e fiv e fu ll- blow n p ract ice labs t hat m1immode ic t heon act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e Interface I I leads CCI GigabitEthernet0/2, E can didat es t hr ou gh t hechanged p rocess state of pr ep to arinup g f or t h e 00:24:29: %LINK-3-UPDOWN: CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t%LINEPROTO-5-UPDOWN: o t he best - selling fir st edit ion, tprotocol his b ook pron ovid es cov erag GigabitEthernet0/2, e of CCI E lab ex am t op ics 00:24:31: Line Interface chang not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and state top sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. 3550_switch(config-if)#exit The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com ehfers en siv e pr ice s include t het he t echnolog ies an g rad ease in diff icu lt y Ciscoprof som e act u sef ul lab com man ds tall o vof er ify oper at ion st atd us of ually an Et hincr er Ch annel: level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

show etherchannel [channel-group-number] {brief | detail | load-balance | port |

port-channel | summary} show interface etherchannel

The show e t he rcha nne l com m and display s t he n um ber of por t s an d t he m ode t hat t hey ar e in alon • Table of Content s inf orm at ion on t he Et her Chann el por t g r oup. You shou ld see t he p or t st at e as u p, an d all t he int er fa • I ndex belong t o t he chan nel should be list ed. The com m and also display s inf orm at ion abou t t h e load- bala • Exam ples dist r ibut ion sch em e, p ort , and por t ch annel. The L2 in t h e gr oup st at e def in es t he Et herChann el as CCI E Pr a ct ica l Stud ie s V ol um e I I Et h er Ch annel. Ex am ple 1- 19 d em on st r at es t h e show e t he rcha nne l com m and. By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

ExaPubmlishpler:e Cisco 1 - 1Press 9 . O ut put of t he show e t h er ch an n el Com m an d Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

3550_switch#show etherchannel 1 detail Group state = L2 Ports: 2 Maxports = 8 Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Port-channels: 1 Max Port-channels = 1 in the Ex per ien ce p utPorts t in g concept s ingroup: t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now ------------------Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Port: Gi0/1 Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t -----------CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y= pr esent in gIn-Bndl t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect Port state Up Mstr com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum aly st 3 550 , r out e m aps,=BGP, Channel group = 1 e I , like t he Cisco Mode Cat = On/FEC Gcchange 0 Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions t h e Rout in g an ching , Secu r it y , an d Ser vport-channel ice Pr ov ider lab =exPo1 am s. Port-channel = of Po1 GCd Sw =it0x00010001 Pseudo The begins = w it0h b rief cover age of t=h e0x00 cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d Portb ook index Load includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e tAge echnologies ollow ,in p rov iding d et ailedstate: guides 00d:03h:04m:31s t o apply ing t he t echn ologies in r eal net w or k of the fport the current set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y Port: Gi0/2 level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . -----------Port state

= Up Mstr In-Bndl

Channel group = 1

Mode = On/FEC

Port-channel

= Po1

GC

Port index

= 0

Load = 0x00

= 0x00010001

Gcchange = 0 Pseudo port-channel = Po1

Age of the port in the current state: 00d:03h:03m:17s Port-channels in the group: ---------------------Port-channel: Po1 •

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------------

Age of the Port-channel

= 00d:03h:04m:33s

CCI E Pr a ct ica l Stud ie s V ol um e I I

By Kar l Solie slot/port CCI E No. 4599 , Leah Lynch CCI E No. 7220 Logical = 1/0 Number

GC

Pub lish er: Cisco Press

= 0x00010001

of ports = 2

HotStandBy port = null

Pub Dat e: Novem ber 07 , 20 03

Port state = Port-channel Ag-Inuse I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Ports in the Port-channel: Index

Load

Port

EC state

------+------+------+-----------Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act le fr om Cisco 0 ical St 00udies t it Gi0/1 on Press. 0

00 Gi0/2 on Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g hat youlast k nowport bundled: Time wsince 00d:03h:03m:19s Gi0/2 Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion 3550_switch# Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect To er if y t h et oPAgP st at-uselling s of a Et Chann gr oup , use t he es follow g com andE: lab ex am t op ics comv panion t he best firher st edit ion,elt his b ook pr ovid cov in erag e ofmCCI not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y show [channel-group-number] {counters | fneighbor} level. pagp They pr esen t r eaders w it h scen arios sim ilar t o|w internal h at t h ey w ill ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

This com m and display s PAgP in for m at ion such as t r af fic inf orm at ion , t he in t er nal PAgP con figu rat ion neighb or inf orm at ion .

Configuring Layer 3 EtherChannel

To con figur e Layer 3 Et herChann el, y ou creat e t h e por t - chan nel logical int er face and t h en pu t t h e E int er faces int o t he por t chann el. Th e no sw i t ch port com m and m ust b e used on t h e por t chan nel an ph ysical int er face. The st eps an d sy nt ax u sed t o cr eat e a Lay er 3 Et herChann el are as follow s: St e p 1 . Con figu re t he por t ch annel, d isable Layer 2 sw it ch ing, and assign an I P add r ess t o t h chann el, as follow s: •

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CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press

3550_switch(config)#interface port-channel [1-64] Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2

3550_switch(config-if)#no switchport Pages: 10 32

3550_switch(config-if)#ip addressaddress subnet_mask

Gain han ex per f orpht he CCIint E Lab Ex am w itwhillvolu me tin w ot he of Et t he - sellin g oup CCI Eand assig St edsp 2on . Con figuience re t he ysical er faces t hat reside herbest Chan nel gr Pr act ical St udies t it le fr om Cisco Press. por t ch annel, as f ollows: Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e 3550_switch(config)#interface CCI E lab ex am b y pr esent in g t hem interface_name w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics 3550_switch(config-if)#no switchport not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and 3550_switch(config-if)#channel-group [1-64] mode [non-silent] | desirable sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , {auto an d Ser v ice Pr ov ider lab ex am s. The [non-silent] b ook begins | w iton} h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y Ex am ple 1- 20 d emt on st r at eswt it h he configu r at sim ion ilar of a t o Lay erat3 t h Etey herwChan nelon w itt he h an addr of 172 . level. They pr esen r eaders scen arios wh ill f ace actI P ual labess ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Exa m pl e 1 - 2 0 . Con f igu r in g Lay er 3 Et h er Cha nn el

3550_switch(config)#interface port-channel 2 3550_switch(config-if)#no switchport

3550_switch(config-if)#ip address 172.16.50.1 255.255.255.0 3550_switch(config-if)#exit 3550_switch(config)#interface fast 0/17 3550_switch(config-if)#channel-group 2 mode auto •

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3550_switch(config-if)#interface fast 0/18 3550_switch(config-if)#no switchport CCI E Pr a ct ica l Stud ie s V ol um e I I

By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 72202 3550_switch(config-if)#channel-group

mode auto

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32 Configuring EtherChannel Load Balancing

You can conf igur e Et herChann el for d iff er ent t yp es of load balan cin g. Tw o t yp es of load balan cing m sour ce- b ased and dest inat ion- b ased for w ar ding m et hods. Th e default load balancing t y pe is sr c- m a Et h er Ch annel b alances t he t r aff ic load acr oss t he lin ks in a ch annel b y r ed ucin g par t of t h e binar y p fr om han t he dsaddon r esses t h e frf or amt he e t oCCI a nu mer ic alu w e itt hat select one t hebest link-ssellin in t he chann Gain ex perinience E Lab Exvam h volu me st w o ofoft he g CCI E el. Pr act ical St udies t it le fr om Cisco Press. Wit h sour ce MAC ad dr ess f or w ard ing, w h en pack et s ar e for w ar ded t o an Et h er Ch annel, t h ey ar e d is across t he por t s in t he ch annel b ased on t he sour ce MAC addr ess of t he in com ing pack et . Ther ef or e Ex per ien cepacket p ut t insg fconcept in t o pr actsice h lab scen at chan g uide y oubut in pack ap plyetinsgfr om t h e load balancing, r om diffserent host u sew it diff er ent porarios t s in tthhe nel, w hat you k now use t h e same p or t in t he chan nel ( and t h e same MAC ad dr ess lear ned by t he sw it ch does not chang how bu ild a rpess r actfice for ymour CCI is E lab ex am epar at ion WhenLear t he nsou rcet oMAC add orwlab ar ding et hod used, loadprdist r ibut ion based on t h e sour ce an I P ad dr ess is also enab led for rou t ed I P t raf fic. All r out ed I P t r af fic chooses a p ort based on t h e sour Takion e fiv fu ll-ress. blow n p ractsice t hat t he act uay als lab env irpor onm dest inat I Pe add Packet b etlabs w een t w om Iim P ic host s alw useex t ham e same t en in tt he chan nel, and bet w een any ot her pair of h ost s can u se a dif ferent por t in t he chann el. CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI lab ex am pr esent g t for hem w iting, h a ser challen at ort oy an ex er per fect Wit hE dest inat ionb yMAC addriness w ard whies en pofack et s arging e for labor w ar ded Etcises. h er ChAannel, t h ey ar com panion t o t he best selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op pack ics et across t he por t s in t he ch annel b ased on t he d est inat ion host ' s MAC addr ess of t he in com ing not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. pack et s t o t h e same dest in at ion ar e f or war ded ov er t he sam e por t , an d p ack et s t o a d if fer en t d est in Com w iter h ent Volupor m et in I , tthe E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sen t bin on ed a diff h e CCI ch annel. sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. To con figur e load balan cing acr oss Et her Chan nel, use t he follow ing global conf igur at ion comm an d: The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

3550_switch(config)#port-channel load-balance {dst-mac | src-mac}

To v er if y t h e t yp e of load balancing in ef fect , use t he show e t he rcha nne l loa d- ba la nce com m and com man d show s wh et her dst - m ac or sr c- mac load b alan cin g is b ein g u sed.

To r et ur n Et h er Ch annel load balancing t o t he d ef ault con figu rat ion , use t h e no port - chan ne l loa dglobal configu r at ion com m and.

Step 4: Controlling STP and VLAN Propagation The n ex t st epTable is opt al bu • of ion Content s t can be im per at ive in lar ge n et w or k s. Cisco imp lem ent s a cou ple of f ea allow f or sw it ches t o be p lu g and play in sm all n et w or k s bu t can hav e t he negat ive ef fect of g en er at • I ndex signif icant am ount s of t r aff ic in lar ge n et w or k s. Feat u res such as Per VLAN Spannin g Tr ee ( PVST) , c • Exam ples t he default set t in g t hat ev ery VLAN is com mu nicat ed on ever y t r un k por t , can cau se t he edg e sw it ch CCI E Pr a ct ica l Stud ie s V ol um e I I ov er r un pr ocessing spann in g- t r ee r eq uest s and ot her br oad cast s. By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

I n t he net w or k in Figur e 1- 1 7, f or exam ple, t h e cran e swit ch has on ly a single VLAN, VLAN 2. Becau is inPub t he e VTP d om ain as t h e ot her sw it ches, how ev er , it w ill p art icipat e in spann ing t r ee f or VL lish sam er: Cisco Press VLAN e is ber r eally no Pub4. DatTh e: er Novem 07 , 20 03 n eed for t his sw it ch t o w ast e resour ces p rocessing span ning- t ree r equest t hat is Inot even on t he sw it ch. The lar g er an d mor e r edun dant t he net w ork , t h e w orse t h e pr oblem SBN: 1- 58 705 -0 72 -2 Sup pose, for inst an ce, t h at y ou hav e 75 edge sw it ches; t h er e w ould be 75 separ at e span ning - t r ee t Pages: 10 32 one t ru nk per edg e swit ch! I n addit ion, all of t his h appens b ef or e any u ser t r af fic can use t he sw it ch

Figu r e 1 - 1 7 . VLAN Tr un k in g a nd STP Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

I t is a comm on m isconcept ion t hat VLAN pr uning w ill solv e STP issu es. How ev er , VLAN pr un ing aff e br oadcast , m ult icast , and un kn ow n/ f lood ed un icast t r aff ic. Basically , STP con st ru ct s t he p at h t he da or " r oad" t hat t he dat a can f low on, an d p r uning cont r ols t h e br oadcast dat a or " t r af fic" t h at f low s o Ther e ar e t w o v ery ef fect ive w ay s Cisco of fer s for dealin g w it h excessiv e br oadcast s and STP: •

Table Content s pr u ning st at es t hat if VTP pr un ing is en abled, and if a dow nst r eam sw i VLAN pr uni of ng— VLAN hav e anI ndex act ive p or t in t hat VLAN bein g p r uned, t he sw it ch pr ev en t s t he for w ard ing of flooded t • pr un e- eligible Exam plesd ow nst ream VLAN. VTP p ru ning is a met hod of t r af fic cont r ol t h at r educes un ne CCI E Pr bra oadcast ct ica l Stud , ie msult V ol icast um e ,I Iand un kn ow n u nicast t r aff ic. VTP pr un ing blocks flooded t r affic t o VLANs por t s t hat ar e in clud edLynch in t he - eligib le list . I f t h e VLANs ar e conf ig ur ed as " pr uning ine By Kar l Solie CCI E No. 4599 , Leah CCIpEr uning No. 7220 flood in g con t inues. •

PubCle lish er: Cisco ar in g VPress LAN s

f rom t r unk s— Clear ing VLANs of f of a t r un k essent ially r em ov es t hat sp ann The d own st ream sw it ch w ill n o long er receiv e BPDUs f or t he VLAN cle SBN: 58 705 -0 72 -2 t rIaff ic 1for t hat VLAN w ill b e able t o pass dow n t his t r u nk .

Pub Datance e: Novem ber t07 , 20 inst f rom he t r03 u nk . Pages: 10 32

Configuring VTP Pruning I n Figur e 1- 1 7, a por t is act iv e on VLAN 2 on t h e cr ane, y in, and yan g sw it ches, but not on t he m ant Gainphan ds- on ex per ience or t he2CCI Lab Ex am it h, volu me ttwisosw of itt ch he w best - sellin g CCIbEroad cast , VTP r uning is enabled for fVLAN on Et he y ang sw w it ch t h e man ill not r eceive Pr actun ical t it ed le frun om Cisco Press. and knSt owudies n/ f lood icast t r aff ic for VLAN 2. Likew ise, t he cr ane sw it ch w ill not r eceive t he sam t r aff ic fr om VLAN 3 and VLAN 4, assum ing pr un in g is en abled on t he yin swit ch. By defau lt , VTP p ru disabled; t heref ore, g lobal VTP pr uning m ust be enab led. Enab lin g VTP pr un in g is a t w o- st ep p r oce Ex st per ceional: p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g second epien opt w hat you k now St e p 1 . En able VTP p ru ning f rom t he VLAN config ur at ion m od e or t he VLAN d at abase w it h t h Lear n how t o bu ild a pThis r actcom ice lab y our CCIprEuning lab exfam pr epar at ionn o f ur t her conf ig ur at ion is pr uni ng com m and. manfor d en ables or VLANs, and un less y ou only w ant t o p ru ne specif ic VLANs. Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d 3550_switch(vlan)#vtp pruning includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y e p pr 2 .esen ( Op tt ional) Ad w d itVLANs o t he sim pr un e- eligible . By d ef ault on , allt he VLANs ar e une eligib level. St They r eaders h scentarios ilar t o w h at list t h ey w ill f ace act ual labprex am. st ep m ay b e by passed . You may mar k on ly cer t ain VLANs pr un e eligib le by using t h e follow in St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . com man d:

3550_switch(config-if)#switchport trunk pruning vlan {add | except | none | remove

You m ay add m ult iple VLANs, separ at ed b y a com m a, or a ran ge of VLANs, u sin g a hy ph en ( - ) . For int er face com man d sw i t chpor t t r unk pru nin g v l an a dd 2 - 1 0 m ak es only t h e VLANs 2 t hr oug h 10 elig ible. You can cont r ol VTP pr unin g on a t ru nk - by - t r unk basis w it h t h is comm and . •

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Global VTP prExam u ning, w het her it is enab led or n ot , can b e v er ified by t h e show v t p st a t us com m and • ples vCCI er EifyPr VTP pr un ing for in divid ual VLANs by using t h e show i nt e rf ace com m and w it h t he sw i t chpor a ct ica l Stud ie s V ol um e I I by v iew in g t he VTP st at us. Ex am ple 1- 21 d em on st r at es h ow t o v er if y w het her VTP pr unin g is enab le By Kar l Solie Leah CCI E No. 7220 show v t p CCI st aEt No. us 4599 com,m an Lynch d. Pub lish er: Cisco Press , 20r03 ExaPub mDat ple:e Novem 1 - 2 ber 1 . 07Ve if yi ng Gl obal VTP St a t u s I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

yin#show vtp status VTP Version

: 2

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Configuration Pr act ical St udies Revision t it le fr om Cisco Press.: 6 Maximum VLANs supported locally : 1005 Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Number Learof n how existing t o bu ildVLANs a p r act ice lab : for14 y our CCI E lab ex am pr epar at ion Tak e fiv e fu Mode ll- blow n p ract ice labs : t hat m im ic t he act u al lab ex am env ir onm en t VTP Operating Server CCI Pr act icalName St udies, Volum e I I leads:CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e VTPEDomain psv2 CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com t o tMode he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics VTP panion Pruning : Enabled not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com w it h Volu m e I , t he CCI E can:didat e w ill g et comp rehensiv e cover age of t h e rou t ing and VTP bin V2 ed Mode Disabled sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. VTP Traps Generation : Disabled The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h:er 0x13 reading . Lab0xA7 orat ory ex ercises cov ering of t he cor e MD5 digest 0xF9 0x89 0x56 0x56 0x8Deach 0x54 t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The finallast ch aptmodified er of t he book concludes w it h fiv han ds- on lab exer cises. These Configuration by 172.16.192.16 ate 3-1-93 02:35:01 com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. pr esen t r is eaders w it h scen arios ilar t o w h atVl192 t h ey w(lowest ill f ace on t he act ualVLAN lab ex am. LocalThey updater ID 172.16.192.16 onsim interface numbered interfac St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Ex am ple 1- 22 d em on st r at es t h e use of t he show i nt e rf ace com m and in ver ify ing VLAN p ru ne eligi show i nt e rf ace com m and w as execut ed aft er t h e int er face comm an d sw i t chpor t t r unk pru nin g v w as ent er ed on t he yin swit ch.

Exa m pl e 1 - 2 2 . Ve r if yi ng VLAN Pr un e Elig ibi li t y

yin#show interfaces fast 0/20 switchport Name: Fa0/20 •

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Switchport: Enabled • I ndex •

Exam ples

Administrative CCI E Pr a ct ica l Stud ie sMode: V ol um etrunk II By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Operational Mode: trunk

Pub lish er: Cisco Press Administrative Trunking Encapsulation: dot1q Pub Dat e: Novem ber 07 , 20 03

Operational Encapsulation: dot1q I SBN: 1- 58Trunking 705 -0 72 -2 Pages: 10 32

Negotiation of Trunking: On Access Mode VLAN: 1 (default) Trunking Native Mode VLAN: 1 (default) Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Trunking VLANs Enabled: ALL Pruning VLANs 2-1001 Ex per ien ce pEnabled: ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Protected: false Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Unknown unicast blocked: disabled Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t Unknown multicast blocked: disabled CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and Controlling byt hRemoving Itdfrom Trunk Lines sw it ch in g por tSTP ions of e Rout in g an Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. I n mediu The b ook mbegins t o lar ge w it h n et b rief wor kcover s, it bage ecom of es t h ecrcor u cial e t echn t o cont olog r olies h ow r equir m any ed inst on tan h eces CCIof E STP lab ex t here am an ared on includes and how sug m any gestt red av er r efse erences t he t rufor nk s.furRecall t h er reading t hat by. def Labault oratev oryer ex y VLAN ercises w ill cov hav ering e aneach inst ance of t heofcor STP, e t echnologies calls PVST+ . fSw ollow it ch, es p rov w ill iding r un dan et ailed inst ance guides of STP t o apply on alling t rut he nk st echn for ev ologies ery VLAN in r eal t h eynet are w or aw k ar e of . I f set t in has fivgs. e VLANs, The final t her cheapt ar er e fiv ofet he instbook ancesconcludes of STP, and w it heach fiv einhan st an dsceonhas laba exer sin gle cises. r ootThese sw it ch , and so o comaly Cat pr eh st en 3 550 siv esupp pr act ort ice s 128 lab sinst include an cesallofofSTP t heper t echnolog sw it ch.ies Ot her an d sw g rad it ches, ually su incr ch ease as Cat in alyst diff icu 3548 lt y XL a level. can suThey ppor tpr64 esen STP t rinst eaders ances, w it and h scen t his arios v ar ies sim on ilarat oswit w hchat tby h ey - swwitill chf ace basis. on To t hef in act d ual out lab h owexmam. any in St udyyour STP t ipssw anitdcht est su ppor - t ak ing t s, rt efer ech niqu t o wesw w ar.cisco. e in clud com ed. tIhf rou m or ghou e VLANs t t h e ar book e add . ed , STP is d isab led for t ha VLANs on t h at sw it ch. A mor e com m on p rob lem is t he am oun t of st r ain m an y STP inst an ces pu t on or w ir ing- closet swit ches. Unf ort u nat ely, VTP pr un ing does not aff ect spann in g t ree. To r em ove an i STP f r om a t ru nk , use t h e follow ing int erf ace comm and :

Switch(config-if)#switchport trunk allowed vlan [add | all | except | remove]

• • •

vla

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a dd— Ad ds t h e follow ing VLANs t o t he t ru nk Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I

a ll — I n clud es all VLANs on t he t ru nk

By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

e xce pt — I n clud es all VLANs ex cept t hose specif ied Pub lish er: Cisco Press

re m ove — Rem ov es t he f ollowin g VLANs fr om t h e t r unk

Pub Dat e: Novem ber 07 , 20 03

SBN: VLAN 1- 58 7053-0t72 To r emI ove hr-2ou gh VLAN 6 , y ou w ou ld u se t he f ollow ing cr yp t ic- look ing comm and : Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Switch(config-if)#switchport allowed remove Ex per ien ce p ut t in g concept s intrunk t o pr act ice w it h vlan lab scen arios t 3-6 h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion e ows fu ll- blow n p ract ice labs t hat m im ic 1t he ex am env ir onm en t I n t his exam p Figur eTak 1- e1 8fivsh t he sam e net w or k as Figur e 17, wact it hu al uplab dat ed in t er f aces n ames. sw it ch , all VLANs ar e cleared, ex cep t 1 and 2 , on t he t r un k t o t he cr ane sw it ch . CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Figu r e 1 - 1 8 . VLAN Tr un k in g a nd STP Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

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Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e ICCI n tE hislab parext icular le,int go tr hem emovweitSTP fr om t r unk , yging ou use t he swyi tex chpor t com m and. am b yexpramp esent h a ser iest hofe challen labor at or er cises. A per fect Prior t he tpanion ru nk s, tyou ex best amin- selling e t he STP at e ion, of VLAN Ex am ple es 1- 23 owse tof heCCI show spa re e co com o t he fir ststedit t his b3.ook pr ovid covsh erag E lab exnni am ngt op tics t he cover yin swed it ch Not iceeatI , tlike h e bot t hat STP is f3orw 3 BGP, infor mMult at ion out, and fast QoS. 0 / 3, t he dr a not in. Volum t het om Cisco Cat aly st 550ar, ding r out eVLAN m aps, icast fast 0/ 0 t hweit cran e swit and po1 , t h didat e Et her nelcomp por t .rehensiv e cover age of t h e rou t ing and Com bin2 ed h Volu m e ch; I , t he CCI E can e wChan ill g et sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The bm ook b rief cover age of t h-t e rcor echn olog iesdr equir t h e Sw CCI Eitlab Exa pl begins e 1 - 2 3w it. hshow span n ing eee tCom m an on ted heonYin ch ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh enspanning-tree siv e pr act ice lab svlan include yin#show 3 all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . VLAN0003 Spanning tree enabled protocol ieee Root ID

Priority

32768

Address

0004.275e.f0c8

Cost

3

Port Hello Time Bridge ID

65 (Port-channel1) 2 sec

Max Age 20 sec

Priority

32771

Address

000a.8a0e.ba80

•

Table of Content s

•

I ndex

•

Exam ples

Hello Time

2 sec

Forward Delay 15 sec

(priority 32768 sys-id-ext 3)

Max Age 20 sec

Forward Delay 15 sec

Aging Time 300

CCI E Pr a ct ica l Stud ie s V ol um e I I

By Kar l Solie CCI E No. 4599 , LeahID Lynch CCI E No. 7220 Interface Port

Designated

Port ID

Name Pub lish er:

Cost Bridge ID

Prio.Nbr

Cisco Press

Prio.Nbr

Cost Sts

Pub Dat e: Novem ber 07 , 20 03

----------------------- --------- --- --------- -------------------- -------I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Fa0/3

128.3

19 FWD

3 32771 000a.8a0e.ba80 128.3

Fa0/20

128.16

19 FWD

3 32771 000a.8a0e.ba80 128.16

Po1 128.65 3 FWD 0 32768 0004.275e.f0c8 128.1 Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. yin# Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Ex am ple 1- 24 d em on st r at es t h e clear ing of VLANs 3 t hr oug h 100 1 on t h e t r unk b et ween t he y in an d Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion sw it ch es. Th e second por t ion of t he ex am ple show s t he sp anning t r ee for VLAN 3 . Not ice t hat VLAN for w arTak ding out t hlle blow t r unkn Fa0/ 0, tlabs h e t rtunk linim e tico tthe he act cran e sw ch am . e fiv e fu p ract2ice hat m u al labit ex env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI Em Exa lab plex e am 1 - 2b y4 pr . Cle esent arinigng/ t hem Rem w it hov a ser in giesaofVLAN challenfging r omlabor a Tr at un or y kex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an0/20 d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. yin(config)#int fastEthernet The b ook begins w it h b rief covertrunk age of allowed t h e cor e tvlan echn olog ies r equir ed on t h e CCI E lab ex am an d yin(config-if)#switchport remove 3-1001 includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e tyin(config-if)#^Z echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh enspanning-tree siv e pr act ice lab svlan include yin#show 3 all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an%SYS-5-CONFIG_I: d t est - t ak ing t ech niqu es ar e in clud ed t hconsole rou ghou tby t h econsole book . 11:55:53: Configured from VLAN0003 Spanning tree enabled protocol ieee Root ID

Priority

32768

Address

0004.275e.f0c8

Cost

3

Port

65 (Port-channel1)

Hello Time Bridge ID

2 sec

Priority

•

Table of Content s

•

I ndex

•

Exam ples

32771

Address

Max Age 20 sec

Forward Delay 15 sec

(priority 32768 sys-id-ext 3)

000a.8a0e.ba80

Hello Time

2 sec

CCI E Pr a ct ica l Stud ie s V ol um e I I

Max Age 20 sec

Forward Delay 15 sec

By Kar l Solie CCI E No. 4599 ,Time Leah Lynch Aging 15 CCI E No. 7220

Interface Pub lish er:

Cisco Press

Port ID

Designated

Port ID

Cost Bridge ID

Prio.Nbr

Pub Dat e: Novem ber 07 , 20 03

Name

Prio.Nbr

I SBN: 1- 58 705 -0 72 -2

Cost Sts

Pages: 10 32

---------------- -------- --------- --- --------- -------------------- -------Fa0/3

128.3

19 FWD

3 32771 000a.8a0e.ba80 128.3

Po1 128.65 3 FWD 0 32768 0004.275e.f0c8 128.1 Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. yin# Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now The com m and show i nt e rf ace int erf ace_ nam e sw i t chpor t also sh ows w hich VLANs are car r ied on t Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion The show i nt e rf ace t ru nk com m and is a v er y usef ul com m and t o det er m ine t h e t r unk ing st at us of Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t VLAN st at us. The show i nt e rf ace t ru nk com m and list s por t , it s m ode and en cap su lat ion, and w he tCCI r unEking . I ical t also list s t hVolum e VLANs edCCI on E each t r un kesand of t hose Exgam Pr act St udies, e I allow I leads can didat t hr STP ou ghsttat heu sp rocess of VLANs. pr ep arin f orple t h e1- 2 out p ut of t he show i nt e rf ace t ru nk com m and, sh ow in g t hat VLANs 3 t hr oug h 1 001 n o long er CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect ap pe tcom r un panion k fast 0 t/ o20t he . VLANs 1 002 t hr h 409 e ot h er pr default end ed CCI - r ange VLANs. best - selling firoug st edit ion,4 tar his b ook ovid esand covext erag e of E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and Exa minpl 2 5 .ofShow ininggtan hed Sw Allow e d, Secu VLAN ond Ser a Tr u nk sw it ch ge por1t-ions t h e Rout it ching r it y s , an v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k yin#show interface trunk set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These com pr eh en siv e pr act ice lab sEncapsulation include all of t he Status t echnolog ies an dNative g rad ually incr ease in diff icu lt y Port Mode vlan level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips anon d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t 1 t h e book . Fa0/3 802.1q trunking Fa0/20

on

802.1q

trunking

1

Po1

on

802.1q

trunking

1

Port

Vlans allowed on trunk

Fa0/3

1-4094

Fa0/20

1-2,1002-4094

Po1

1-4094

Port

Vlans allowed and active in management domain

Fa0/3

1-4,10,20,30,40,50,192

•

Fa0/20 • •

Po1

Table of Content s

1-2

I ndex Exam ples

1-4,10,20,30,40,50,192

CCI E Pr a ct ica l Stud ie s V ol um e I I

By Kar l Solie CCI E No. 4599 Leah Lynch CCI E No.forwarding 7220 Port Vlans in ,spanning tree

state and not pruned

Fa0/3 1-4,10,20,30,40,50,192 Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03

Fa0/20I SBN: 1-1-2 58 705 -0 72 -2 Po1

Pages: 10 32

1,192

yin#

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Rem ovin g VLANs fr om t h e t r unk s is on e w ay t o con t rol STP; f or t he sw it ches t hat need redu ndan cy , y ou m u st use add it ional m et hods t o cont r ol STP. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion

NO TE Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t Newer v er sions of Cat alyst soft w ar e allow for t he clearing / r em ov ing of VLAN 1 . How ev er , m ost CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e st ill w ill not allow you t o clear / r em ov e VLAN 1. Alw ay s ex er cise caut ion if rem ov in g VLAN f rom CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect t r un k lin es. Rem em ber, t his is t h e nat iv e VLAN for 8 02. 1Q by default , and ot her pr ot ocols m ay com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics un t agged fr am es on VLAN 1 . not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it Load h b riefBalancing cover age ofand t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d Configuring STP Root Placement includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e tRedu echnologies et ailed guides o apply t he balancing t echn ologies in r eal or kf or w ard in ndan t swf ollow it ch ed, pnrov et widing or k s ddo not perf or m taut om ating ic load . Becau se tnet he w STP set t in gs. The final ch apt er of t he book concludes w it h fiv e han dson lab exer cises. These decision is based, in par t , on st at ic MAC add r esses, all t raf fic t end s t o follow t h e sam e d irect ion an d com eh all en siv e pr act lab s sinclude of st he t echnolog ies an g rad easeidle. in diff icu elt y1- 1 9 il pat hprf or VLANs. Thice is lead t o som all e link being ov er used, wdhile ot ually h er s rincr em ain Figur level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. 2, 3 net w or k t hat has all con ver ged on a sin gle sw it ch . The y ang sw it ch is t h e r oot of STP for VLANs St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book .

Figu r e 1 - 1 9 . STP Root

•

Table of Content s

•

I ndex

•

Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. b ook begins it h b rief of t hhe e cor t echn olog iesit ches r equiroredif on e CCI E lab HSRP ex am on an dt he IThe f you w ant ed t o w load alancover ce betage w een y in eand yan g sw y out hwer e using ef ld erences furttrol h erSTP reading Lab orat ory ercises cov rering t heHSRP cor e pr tincludes iger r outsug er s,gest y ouedw rou w ant tfor o con r oot .placem ent . I ex f th e dr agon out ereach w ereoft he t echnologies f ollow , p rov d etwailed ing t he ologies r eal or ky ang swit c VLAN 2, f or inst ance, y ouiding w ou ld an t t rguides aff ic t ot ogoapply t hr ough t he t echn yin sw it ch r atinher t h net an w t he set t indist gs.r ibut Theefinal ch apt ofit tched he book w ust it h fiv e han ds-con on figu lab re exer and t r affic in aersw net wconcludes ork , y ou m m anu ally t hecises. r oot These for STP. com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y You conf e t hr e r oot ofw it span ning t r eesim forilar Catt aly swtithches in fman y wtays. Thual e mlab et hods y ou u level.can They prigur esen eaders h scen arios o wsth at ey w ill ace on he act ex am. rSt oot en an dm ly- ton t he ten virniqu onmesent ar e ed t r yin g t oghou contt r tol. en. set t in g t he r oot br id ge, y ou ud yd ep t ips d ost t est ak ing ech ar eyou in clud t h rou h e Wh book essent ially t ellin g STP w hich p ort s t o p ut in t o b lock ing and w hich por t s t o put int o for w ard ing. Beca on a PVST basis, each VLAN h as a d iff er ent root br idg e. I n Figur e 1- 2 0, t h e y in sw it ch is set t o be t h for VLAN 4 an d VLAN 5, and t he y ang sw it ch is t h e STP r oot for VLAN 2 and VLAN 3. Th is cau ses t h e sw it ch es t o balan ce t heir load m or e evenly ov er t he t ru nk 's lines. VLANs 4 an d 5 f or war d t o yin, and 3 for w ar d t o y ang.

Figu r e 1 - 2 0 . STP Root

•

Table of Content s

•

I ndex

•

Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com it hexp Volu e I h, ow t he tCCI E can w ill g et m comp e cover h eine rouwt her ing eand Beforbin e fed ur t w her lorming o set t he didat STP e root , you ust rehensiv fir st learn how tage o d etofert m t he r sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. locat ed . The show spa nni ng- t re e root com m and display s a q uick over view of t h e r oot of each VLA t he MAC addr ess of t he r oot , t h e r oot p ort , t he p rior it y , t he cost , an d t he STP t im er s for t hat VLAN. The ookoubegins h bshow rief cover age of m t hand. e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d list s bt he t put ofwtithe spa n com includes sug gest ed r ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These Exa m pl e 1 - 2 6 . Vi ew in g Spa nn in g Tr e e f or VLAN 2 com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . yin#show spanning-tree root

Vlan

Root ID

Root

Hello Max Fwd

Cost

Time

Age Dly

---------------- -------------------- --------- ----- --- ---

Root Port ------------

VLAN0001

32768 0004.275e.f0c0

3

2

20

15

Po1

VLAN0002

32768 0004.275e.f0c7

3

2

20

15

Po1

VLAN0003

32768 0004.275e.f0c8

3

2

20

15

Po1

VLAN0004

32768 0004.275e.f0c9

3

2

20

15

Po1

3

2

20

15

Po1

•

Table of Content s

•

I ndex

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Exam ples

VLAN0005 yin#

32768 0004.275e.f0c1

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press

ThePub show nniber ngDat e:spa Novem 07t, re 20e 03com m and and it s sub com m and , show spa nni ng- t re e v la n, d isplay d et a v aluable inf or mat ion abou t span ning t r ee. There ar e a few v ar iat ions of t h is com m and depend in g o I SBN: 1- 58 705 -0 72 -2 inf orm at ion y ou m ay w an t . Ex am ple 1- 27 list s a por t ion of VLAN 2 out p ut fr om t h e show spa nni ng Pages: 10 32 com man d on t h e y in sw it ch .

Exa m pl e 1 - 2 7 . Vi ew in g Spa nn in g Tr e e f or VLAN 2 Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. yin#show spanning-tree Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g VLAN0001 w hat you k now Spanning tree enabled protocol ieee Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Root TakID e fiv e fuPriority ll- blow n p ract32768 ice labs t hat m im ic t he act u al lab ex am env ir onm en t CCI E Pr actomitted>>> ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e best, i - internal Origin codes: i - IGP, e - EGP, ? - incomplete Network

From

*d 129.168.192.0/24 172.16.100.10 turkey_creek#

Reuse

Path

00:38:00 65002 i

turkey_creek#show ip bgp BGP table version is 9, local router ID is 192.168.192.7 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal Origin codes: i - IGP, e - EGP, ? - incomplete • • •

Table of Content s

Network I ndex

Next Hop

Metric LocPrf Weight Path

Exam ples

CCI Pr a ct ica l Stud ie s V ol um0.0.0.0 e II *> E128.168.192.0/24

0

32768 i

By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

*d 129.168.192.0/24 172.16.100.10 Pub lish er: Cisco Press

*> 192.168.192.0

0.0.0.0

Pub Dat e: Novem ber 07 , 20 03

0 0

0 65002 i 32768 i

I SBN: 1- 58 705 -0 72 -2 turkey_creek# Pages: 10 32

turkey_creek#show ip bgp 129.168.192.0 BGP routing table entry for 129.168.192.0/24, version 9 Paths: path) Gain han(1 ds- available, on ex per ienceno f orbest t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. Not advertised to any peer Ex per (suppressed ien ce p ut t in g concept in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g 65002, due tos dampening) w hat you k now 172.16.100.10 (metric 2323456) from 172.16.100.10 (172.16.100.10) Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Origin IGP, metric 0, localpref 100, valid, external, ref 2 Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t Dampinfo: penalty 3717, flapped 4 times in 00:04:36, reuse in 00:37:50 CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect turkey_creek# com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not cover ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. Ex am 19 listws itt h h eb BGP con figur reced ingies exram pleed anon d t thhee associat edexrou mdaps The b ple ook 2begins rief cover ageatofion t h eforcort he e tp echn olog equir CCI E lab amt ean tincludes ur k ey_ crsug eekgest roued t er r. ef erences for fur t h er reading . Lab orat ory ex ercises cov ering each of t he cor e t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of t he book concludes w it h fiv e han ds- on lab exer cises. These Exa mehplenesiv 2 e- 1pr9act . Con f igu r at ion h et echnolog t u r k eyies _ cr r ease in diff icu lt y com pr ice lab s include all of of t the an ee d gk radRou uallyt e incr level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex am. St ud y t ips an d t est - t ak ing t ech niqu es ar e in clud ed t h rou ghou t t h e book . hostname turkey_creek !

!

router bgp 65001 no synchronization bgp dampening route-map set_dampening

Dampening enabled with route-map

network 128.168.192.0 mask 255.255.255.0 • • •

Table of Content s

network 192.168.192.0 I ndex

Exam ples

neighbor 172.16.100.10 remote-as 65002

CCI E Pr a ct ica l Stud ie s V ol um e I I

Byneighbor Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220 172.16.100.10 ebgp-multihop

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neighbor 172.16.100.10 update-source Loopback20 Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03

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I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

access-list 11 permit 129.168.192.0 0.0.0.255 ! route-map set_dampening permit 100 Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Prmatch act ical ip St udies t it le 11 fr om Cisco Press. address Match network 129.168.192.0/24 set dampening 20 1000 2000 80 Set dampening parameters Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion For mTak oreeinfiv fore m and amice ples ont hat rou tm e im dam en in g,usee BGP Ch apt ers 7 t hr 9. fuat ll-ion blow n pex ract labs ic pt he act al lab ex am env ir onm enough t You also rou t e Volum m aps in t o set h ecan w ellk now y LOCAL_ PREF at tgribu CCI Ecan Pr act icalu se St udies, e IBGP I leads CCItE didat es tnhrdiscr ou ghettionar he p rocess of pr ep arin f ort e. t h eThe LOCAL_ PREF at t ribu t e is a num eric v alue r an ging fr om 0 t o 4, 29 4, 967 ,2 95, w here t he hig her CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect t he v a m or epanion pr ef errt oedt he t hebest r out e is. Thfir e st defau LOCAL_ alue es is cov 1 00. Table - 8 list s t hex e am syn tt ax used i com - selling edit lt ion, t his bPREF ook prv ovid erag e of2CCI E lab op ics tnot he cover LOCAL_PREF at t r ibut e. ed in Volum e I , like t he Cisco Cat aly st 3 550 , r out e m aps, BGP, Mult icast , and QoS. Com bin ed w it h Volu m e I , t he CCI E can didat e w ill g et comp rehensiv e cover age of t h e rou t ing and sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d Tab lesug 2 -8 . ed setr eflocal -prfor e ffur erteh er nce Com. m d ory i n ex Ciercises sco I OS Sof teach w arof e tRel eaese includes gest erences reading Laban orat cov ering he cor t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set t in gs. The final ch apt er of D t he book w it h fiv e han ds- on lab exer cises. These Com m a nd e scri pt iconcludes on com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in diff icu lt y set loca l- pre fe ret nce { 0- wUse t he set pret ofewrehnce sett he t heact LOCAL_ of a r level. They pr esen r eaders it h scen ariosloca siml-ilar at t hcom ey wmilland f acet oon ual labPREF ex am. 42 672an 95}d t est - t ak ing t ech The v alid geclud is fed romt h 0rou t oghou 4, 2 94, 295. . The default valu e is 100 . St ud949 y t ips niqu es arran e in t t h96 e 7, book

Anot h er BGP at t ribu t e t h at y ou can set w it h r out e m aps is t he w ell kn ow n m an dat or y t r ansit ive ORI at t r ibut e. The ORI GI N at t r ibut e is a w ell- k now n m andat ory at t rib ut e. The ORI GI N at t r ibu t e, as t he st at es, sp ecifies t h e orig in of t h e r out e w it h r espect t o t he aut onom ous sy st em t hat or ig inat ed it . BG supp ort s t hr ee diff erent t y pes of or igin: I GP( i ) — Th e net w or k layer r each abilit y inf orm at ion ( NLRI ) is int er nal t o t he or igin at in g aut on

syst em . This is a r em ot e I GP syst em . The r out e orig in at es fr om t h e net w or k comm and . EGP( e ) — Th e NLRI is lear ned v ia t he EGP. Th is is a local EGP sy st em . The rou t e is r ed ist r ibu t e EGP. I ncom ple t e ( ?) — Th e NLRI is lear ned fr om som e ot h er m eans. Th e rou t e is r edist ribu t ed f r om or st at ic. •Table 2 - 9 listTable Content s s t h eofsyn t ax used in set t in g t he or igin. • I ndex •

Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Tab le 2 -9 . set or igi n Com m an d i n Ci sco I OS Sof t w ar e Rel ea se 1 2 .2

Pub lish er: Cisco Press

Com a nd PubmDat e: Novem ber

07 , 20 03

I SBN: 1- 58 705 -0 72 -2

set ori gin { ig p | e gp Pages: 10]32 [ as_nu m b er | in com pl e t e}

D e scri pt i on Use t he set ori gin com m and t o set t he ORI GI N at t r ibut e of a r out e/ r out es. The v alid or igin t y pes ar e I GP, EGP, and incom ple

The f inal BGP- sp ecific set com m and discussed her e is t he set w ei ght com m and. The WEI GHT at t r ib Cisco pr opr iet ar y feat ur e u sed t o m easur e a r out e' s pr efer en ce. Th e WEI GHT at t r ib ut e is local t o t he Gain han dsex exchan per ience f orb tethe CCI E Lab w it h evolu t w oeffofect t he sellinnd g CCI and does n otong et ged w een rou t er Ex s; am t herefor it isme only iv ebest on -inbou r outEe m aps. Pr act ical St udies t it le fr om Cisco Press. WEI GHT at t r ibut e t o inf luence r out es fr om m u lt ip le ser v ice p rov ider s t o a cen t r al locat ion . Lik e LOCAL_ PREF, assig ning a h igher w eight t o a r out e m ak es t hat rou t e m or e pr ef err ed. Th e WEI GHT a also has t he hig hest pr ecedence of an y BGP at t rib ut e. For m ore in for m at ion on BGP, see Ch apt ers 7 Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g 9. Table 2 - 10 list s t h e syn t ax used in set t in g t he WEI GHT at t r ibut e. w hat you k now Lear n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion Tak e fiv e fu ll- blow n p ract ice labs t hat m im ic t he act u al lab ex am env ir onm en t

Tab le 2 -1 0 . set w ei ght Com m an d i n Ci sco I OS Sof t w ar e Rel ea se 1 2 .

CCI E Pr act ical St udies, Volum e I I leads CCI E can didat es t hr ou gh t he p rocess of pr ep arin g f or t h e CCI E lab ex am b y pr esent in g t hem w it h a ser ies of challen ging labor at or y ex er cises. A per fect Com m a nd D e scri pt i on com panion t o t he best - selling fir st edit ion, t his b ook pr ovid es cov erag e of CCI E lab ex am t op ics not ed in{ 0Volum e I ,t he likeset t hewCisco alymstand 3 550 r out em icast , es. andThe QoS. setcover w ei ght Use ei ghtCat com t o ,set t he w aps, eightBGP, of a rMult out e/ r out valid w ei Com bin]ed w it h Volurm e I , tishefr CCI didat ill dg teth ecomp rehensiv e cover e rou t ing and 65 535 ange om E 0 can t o 65, 53 e5,wan defau lt w eight of a rage out eofist h32, 76 8. sw it ch in g por t ions of t h e Rout in g an d Sw it ching , Secu r it y , an d Ser v ice Pr ov ider lab ex am s. The b ook begins w it h b rief cover age of t h e cor e t echn olog ies r equir ed on t h e CCI E lab ex am an d includes sug gest ed r ef Configuring erences for furBGP t h er reading . Lab orat ory ex ercises cov ering each of t he cor e Practical Example: Attributes t echnologies f ollow , p rov iding d et ailed guides t o apply ing t he t echn ologies in r eal net w or k set ch le aptuses er oft he t hesam book concludes w it h as fiv e onious lab exer These Thist inpgs. ractThe ical final ex amp e net w or k m odel in han t hedsp rev examcises. p les an d set s t h e BGP com pr eh en siv e pr act ice lab s include all of t he t echnolog ies an d g rad ually incr ease in ow diffnicu lt ylier . Th at t r ibut es of LOCAL_PREF, WEI GHT, and ORI GI N. Figur e 2- 7 is t he sam e net w or k sh ear level. They pr esen t r eaders w it h scen arios sim ilar t o w h at t h ey w ill f ace on t he act ual lab ex exam ple calls an inbou nd r out e m ap on t he t u rk ey_ cr eek rou t er. The r out e m ap set _at t r ibutam. es w ill s St ud y ing t ipsatan d t est - t ak ingGHT t echt oniqu es arLOCAL_PREF e in clud ed t ht rou ghou, tand t h eORI book follow t r ibut es: WEI 10 00, o 5 000 GI.N t o b e EGP fr om au t onom o syst em 6 5002 . I n t his exam p le, t he set t in g loca l- pre fe re nce is for edu cat ion pu rp oses on ly. Nor m loca l- pre fe re nce w ou ld n ot b e used or ef fect iv e on E- BGP p eer s.

Figu r e 2 - 7 . Con fi gur i ng BGP At t r ibu t e s

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Table of Content s

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I ndex

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Exam ples

CCI E Pr a ct ica l Stud ie s V ol um e I I By Kar l Solie CCI E No. 4599 , Leah Lynch CCI E No. 7220

Pub lish er: Cisco Press Pub Dat e: Novem ber 07 , 20 03 I SBN: 1- 58 705 -0 72 -2 Pages: 10 32

Ex am ple 2- 20 list s t h e BGP an d rou t e m ap con figu rat ion t o accom plish t his on t he t u r key _creek r ou

Exa m pl e 2 - 2 0 . BGP At t r ibu t e Conf ig ur a t ion Gain han ds- on ex per ience f or t he CCI E Lab Ex am w it h volu me t w o of t he best - sellin g CCI E Pr act ical St udies t it le fr om Cisco Press. hostname turkey_creek Ex per ien ce p ut t in g concept s in t o pr act ice w it h lab scen arios t h at g uide y ou in ap ply in g ! w hat you k now Lear omitted>>> n how t o bu ild a p r act ice lab for y our CCI E lab ex am pr epar at ion