Beyond VoIP Protocols: Understanding Voice Technology and Networking Techniques for IP Telephony by Jean-Pierre Petit, David Gurle, Olivier Hersent (Hardback, 2005)
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However, in 2001-2003, VoIP faced a very tough reality check. It begins with an introduction to the basics of speech-coding and voice quality. Annotation ©2005 Book News, Inc., Portland, OR ()-- Book News.