The Road to IP Telephony: How Cisco Systems Migrated from PBX to IP Telephony
Author: Stephanie Carhee
The Road to IP Telephony: How Cisco Systems Migrated from PBX to IP Telephony is the complete IP Telephony migration planning guide. It tells you how Cisco Systems successfully moved its own organization to a converged, enterprise-wide network. You will learn the implementation and operational processes, what worked, what didn't work, and how to develop your own successful methodology.
View Chapter One: A Cisco Evolution
Chapter One: A Cisco Evolution provides the background on why Cisco decided to migrate to an all IP network, included a discussion on ROI, and described the architectural evolution from the beginning of the migration to IP Telephony.