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Cisco IP Telephony: Planning, Design, Implementation, Operation, and Optimization by Salman Asadullah, Ramesh Kaza

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Chapter 1. Cisco IP Telephony Solution Overview

This chapter provides a high-level overview of legacy networks and the Cisco Architecture for Voice, Video and Integrated Data (AVVID), including its components, underlying protocols, and technologies.

This chapter covers the following topics:

  • Legacy voice and data networks and next-generation multiservice networks

  • Signaling and transport protocols that are used to build Cisco IP telephony (IPT) networks

  • IPT components, applications, and terms used in Cisco IPT solutions

  • Components, applications, and terms used in Cisco IPT solutions

  • Cisco IPT deployment architectures and the criteria used to choose the deployment model

  • How various IPT components and protocols work together, including a look at various ...

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