信息产业部发布的关于SIP协议的技术规范，第一部分:第二部分:基于会话初始协议(SIP)的呼叫控制的应用-issued by the Ministry of Information Industry on the SIP protocol specification, Part I : Part II : Based on Session Initiation Protocol (SIP) Call Control Application

RFC文档中有关SIP协议的，3261，3264，3428，3265，2327，2543，大部分都是中文的，还有中华人民共和国通信行业标准中有关SIP的标准。-RFC documentation of the SIP, 3261,3264,3428,3265,2327. 2,543, most of whom are Chinese, there is the People's Republic of China telecommunications industry standards

ONVIF（开放型网络视频接口论坛），并以公开、开放的原则共同制定开放性行业标准。这是改过后的代码。使用ONVIF协议。-ONVIF (open network video interface BBS), and with the principle of openness, open to establish open standard of the industry. This is after the change of the code. Use ONVIF agreement.