Foreword
VoIP is the fastest growing emerging telecom sector, even faster than mobile telephony was a few years ago. Manufacturers, carriers and IT managers need to adapt quicker than ever, but the learning curve is very steep and really requires an eduction strategy.
VON professional conferences provide an up-to-date view of the market and industry trends, but there is still a need for educational and reference material: the hype is very strong, and only a thorough understanding of the technology allows for sorting out hard facts from vaporware.
Gathering in a single book all of the background needed to get a complete picture of the VoIP technology is a challenge, as you need to explain state-of-the-art techniques in many different areas: speech ...
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