SIP协议在VoIP中的实现  

Implementation of SIP protocol in VoIP

作　　者：秦建飞[1] 唐晓燕[1] 贾国锋 

机构地区：[1]华北电力大学(北京)信息工程系,北京102206 [2]南阳利达光电有限公司,河南南阳473001

出　　处：《电力系统通信》2006年第5期44-46,共3页Telecommunications for Electric Power System

摘　　要：会议初始化协议(SIP)是一种基于应用层地信令控制协议,由于具有简单、灵活和良好扩展性地体系结构,将其融入Internet数字语音通信技术中,建立基于SIP的VoIP网络,将会成为下一代VoIP技术的发展趋势之一。为此,介绍了一种基于SIP协议的VoIP网络实现模型,详尽阐述了SIP在VoIP网络中的实现原理,以及SIP对整个对话的控制过程。Session Initial Protocol （SIP） is a signaling control protocol, which based on the application layer. Because of the simple, agile and expansible system architecture, it can be syncretized to digital voice communication; to build a SIP based VoIP network will be one of the most important components for the new VoIP technique. In the paper a VoIP network model based on SIP is introduced, the work principle of SIP in this model is discussed, and the process of SIP controlling whole session is described.

关 键 词：会议初始化协议 用户代理客户 用户代理服务器 

分 类 号：TN915.04[电子电信—通信与信息系统]