摘要
SIP是由IETF提出的IP电话信令协议。它的主要目的是为了解决IP网中的信令控制,以及同软交换的通信,从而构成下一代的增值业务平台。本文设计了一个适用于中小企业的SIP代理服务器,并在此基础上设计了智能呼叫路由模块,提供了最优路径选择、使用权限控制、访问控制和呼入号码校验等服务,可满足企业用户间的透明访问、使用权限控制和访问控制。
SIP is an IP telephone signaling protocol proposed by IETF. SIP can help constructing the next generation increment business platform through the signaling control and communication of softswitch. This paper proposes a SIP proxy model suits for small and medium enterprises. Based on the proxy, an intelligent call control module is added. It provides services such as the selection of optimum route, access control, call control and call checking etc. All of these meet the user’s requirement for transparent access, access control and call control.
出处
《电脑知识与技术（过刊）》
2009年第1X期339-341,358,共4页
Computer Knowledge and Technology
