Chapter 8

Going Wireless

In This Chapter

bullet Determining the benefits of wireless

bullet Assessing the WiFi option

bullet Taking wireless VoIP to higher bandwidth levels

bullet Getting familiar with session initiation protocol

With VoIP available on all hardwired networks (broadband and dedicated lines), you might guess that VoIP could not possibly be available in any other form. Guess again! Wireless networking not only supports VoIP but embraces it completely. This is made evident by the extent to which the wireless infrastructure provides access to each of the CSIs detailed in Chapter 4.

This chapter discusses the effect of wireless networking on VoIP, and vice-versa. Because the wireless CSI (introduced in Chapter 4) is the newest of the five CSIs and the one undergoing the most change these days, it’s easy to get confused about what it provides. It includes traditional cell phone, wireless broadband, and even telephone services over your pocket PC or PDA. The good news is that VoIP works with all these technologies, but the information here focuses on how you can use VoIP with existing and future ...

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