This section introduces you to Ciscos Service-Oriented Network Architecture (SONA) framework for network design. In addition, you learn how to use the PPDIOO approach to network design.
Cisco recently updated their 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: