一种IP电话的SIP服务器的设计方案

A Design Scheme of SIP Server of IP Telephone

近年提出的SIP协议具有遵循因特网一贯坚持的简练、开放、兼容和可扩展等原则,比较简单。故设计出基于SIP协议的IP电话系统就具有广泛的应用前景。给出了一种IP电话的SIP服务器的设计方案,能很好地实现呼叫、计费、鉴权等功能,具有高可靠性、可维护性、可移植性及可测试性等优点。

In order to use SIP protocol, which has been advanced during these days and has concise, open, compatible and extendable principle, persisted in Internet, therefore SIP protocol based IP telephone system designed in this paper has an extensive application foreground. This paper presents a design scheme of SIP server of IP telephone, which can realize the functions of paging, accounting and authentication, and has the characteristics of high reliability, maintainability, portability and testability. KEYWORD SIP protocol, SIP server, IP Telephone