Preface; Acknowledgements; Contributors; 1 Introduction to VoIP; 2 Achieving VoIP Voice Quality; 3 VoIP -- the Access Dimension; 4 IP Telephony Solutions for the Customer Premises; 5 International Standards for VoIP; 6 SS7 over IP -- Signalling Transport Protocols; 7 VoIP Gateways and the Megaco Architecture; 8 Bearer-Independent Call Control; 9 Numbering and Naming in VoIP Networks; 10 VoIP and Multimedia with H.323; 11 SIP -- the Session Initiation Protocol; 12 SIP and H.323 Interworking; 13 Building and Launching VoIP Applications.
14 VoIP Clearinghouses and the Open Settlement Protocol15 Case Study: Ride Replacement -- a Hybrid PSTN/VoIP Application Solution; 16 TIPHON -- PSTN Substitution and Beyond; 17 Evaluating VoIP Technology -- Balancing Technology Push and Market Pull; Acronyms; Index.
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Voice over IP (VoIP) hit the headlines during the mid-1990's amid claims concerning its impact upon existing Switched Circuit telephony services. Whilst VoIP has clearly provided a focus for much debate within the telecommunications industry, there has been a clear gulf between hype and reality. This book examines VoIP as a technology and its consideration within the industry, the motivations for VoIP networks, a review of the status of the major components of a VoIP network and their development, and both current and emerging applications. This makes for essential reading for those with a tec.
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