Chapter 8

Logically Segregate Network Traffic

Solutions in this chapter:

Introduction

One of the principal advantages of converging voice and data is to save money and to simplify administration and management by running both types of traffic over the same physical infrastructure. With this in mind, it is ironic that most of the engineering effort expended during the VoIP architecture design phase focuses on logically separating this same voice and data traffic.

Packetized voice is indistinguishable from any other packet data at Layers 2 and 3, and thus is subject to the same networking and security risks that plague data-only networks. The general idea that motivates ...

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