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Search - Introduction to IP Telephony: Why and How Companies are Upgrading Private Telephone Systems to use VoIP Services, Second Edition

Introduction to IP Telephony: Why and How Companies are Upgrading Private Telephone Systems to use VoIP Services, Second Edition
Introduction to IP Telephony Why and How Companies are Upgrading Private Telephone Systems to use VoIP Services Second Edition
Author: Lawrence Harte
This book explains why people and companies are converting some or all of their existing (legacy) telephone systems from dedicated telephone systems (such as proprietary PBX) to more standard IP telephony systems. These conversions allow for telephone bill cost reduction, increased ability to control telephone services, and the addition of new t...  more »
ISBN-13: 9781932813791
ISBN-10: 1932813799
Publication Date: 9/16/2006
Pages: 100
Edition: 2nd
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Publisher: Althos
Book Type: Paperback
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