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Scalable VoIP Mobility by Joseph Epstein

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Chapter 6. Voice Mobility over Wi-Fi
6.0. Introduction
In the previous chapter, you learned what Wi-Fi is made of. From here, we can look at how the voice technologies from previous chapters are applied to produce voice mobility over Wi-Fi.
The keys to voice mobility's success over Wi-Fi are, rather simply, that voice be mobile, high-quality, secure, and that the phones have a long talk and standby time. These are the ingredients to taking Wi-Fi from a data network, good for checking email and other non-real-time applications but not designed from the start to being a voice network, to being a network that can readily handle the challenges of real-time communication.
It's important to remember that this has always been the challenge of voice. The ...

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