Article ID Journal Published Year Pages File Type
722637 The Journal of China Universities of Posts and Telecommunications 2010 5 Pages PDF
Abstract

As voice over IP (VoIP) develops rapidly nowadays, session initiation protocol (SIP) has been the mainstream IP multimedia communication signal protocol in the real-time multimedia communications. But SIP system allocates heavy process and network load on the central server, thus bringing the bottleneck of the system. And it also has ‘single-point failure’ risk. While, peer-to-peer (P2P) overlays, especially distributed hash tables (DHTs) based structured P2P can provide features of decentralization and self-organization. So in our project, we design and implement a multimedia VoIP system exploiting P2P overlay approaches into SIP system. Moreover, we extend the terminal capability by universal plug and play (UPnP) technology so that the user can gain the best multimedia communication performance.

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Physical Sciences and Engineering Engineering Electrical and Electronic Engineering