The road to ip telephony: how Cisco systems migrated from PBX to IP telephony [Pap/Pstr ed.] 1587200880, 9781587200885

There is no better path to the successful implementation of a new technology than to follow in the experienced footsteps

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The road to ip telephony: how Cisco systems migrated from PBX to IP telephony [Pap/Pstr ed.]
 1587200880, 9781587200885

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