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In this paper, we introduce the session initiation protocol (SIP) based multimedia conferencing on Internet, and mainly focus on the design and implementation for conferencing communication services model, such as SIP connection, session management, media control conferencing management, also we provide a prototype. Finally, we give the conclusions.
The purpose of this paper is to provide an insight in the process of obtaining and interpreting values of the collection of metrics that are intended for performance evaluation of the Session Initiation Protocol (SIP). Three of the analyzed metrics are defined in a recently proposed Internet Engineering Task Force (IETF) draft, however, additional two metrics addressing negotiation and renegotiation...
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