Analysis and design for VoIP teleconferencing system based on P2P-SIP technique

Apart from the Client, the VoIP teleconferencing system based on SIP in traditional C/S mode also requires being equipped with SIP registrar server, location server, redirect server and conferencing server, therefore the cost for construction, management and maintenance of the conferencing system is very high. This paper combines the advantages of both P2P technique and SIP protocol to design a VoIP teleconferencing system based on P2P-SIP, which realizes the user locating and conference operation.