Chapter 1. Strategic Network Design

This section introduces you to the Cisco Service-Oriented Network Architecture (SONA) framework for network design. In addition, you learn how to examine characteristics of an existing network, while determining design requirements. Finally, this section discusses Cisco’s top-down approach to network design.

Cisco Service-Oriented Network Architecture

Cisco recently updated its Architecture for Voice Video and Integrated Data (AVVID) design approach to the Intelligent Information Network (IIN). IIN is a complete architecture that is more all encompassing than AVVID.

The three phases of constructing an IIN are as follows:

Integrated transport—Voice, data, and video are all converged onto a single transport. ...

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