Chapter 12. Voice Over Peer-to-Peer
Voice over Peer-to-Peer (VoP2P) is another compelling application of P2P technology. In VoP2P, peers take on roles that were previously reserved to servers in call processing architectures. In this chapter we look at VoIP elements for session establishment, feature servers, and gateways and discuss how these can be mapped to P2P overlays. In addition, we describe the use of application relays, an important technique for reducing latency and increasing bandwidth for stream delivery. The chapter concludes with case studies on Skype and the proposed IETF P2P-SIP design.
From Voip to Vop2p
The delivery of communication services via the Internet has become a widespread reality. Enterprises use SIP phones, service ...
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