Learn why Cisco Systems migrated to IP Telephony

This sample chapter, taken from The Road to IP Telephony: How Cisco Systems Migrated from PBX to IP Telephony, discusses the reasons why Cisco Systems migrated to IP Telephony.

This sample chapter, taken from The Road to IP Telephony: How Cisco Systems Migrated from PBX to IP Telephony, provides background information about why Cisco decided to migrate to an all IPnetwork. It also includes a discussion on ROI and describes the architectural evolution from thebeginning of the migration to IP Telephony.



Title: The Road to IP Telephony: How Cisco Systems Migrated from PBX to IP Telephony
ISBN: 1587200880
Published: June 2004
Author: Stephanie Carhee
Chapter: Chapter 1: A Cisco Evolution
Published by Cisco Press

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