This document provides design considerations and guidelines for implementing Cisco IP Telephony
solutions based on the Cisco Architecture for Voice, Video, and Integrated Data (AVVID).
This document is primarily an update of the design guidelines and information presented in the Cisco IP
Telephony Solution Reference Network Design (SRND) for Cisco CallManager releases 3.1 and 3.2,
which is available online at
This document assumes that you are already familiar with the terms and concepts presented in previous
versions of the Cisco IP Telephony SRND. If you want to review any of those terms and concepts, refer
to the documentation at the preceding...