IP Telephony Using CallManager Express Lab Portfolio Cheryl A. Schmidt Ernie Friend IP Telephony Using CallManager Express Lab Portfolio provides a hands-on approach to learning the basic principles of voice over IP (VoIP) to build a voice-enabled network for the small to medium-sized business. As you work through the 51 labs in the book, you learn how to deploy a basic phone system using a CallManager Express-capable router. You install, configure, and customize CiscoA® IP Phones to work in an IP Telephony environment as well as with traditional analog telephony devices. Each chapter begins with an explanation of the converging technology used within that...

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