GNUgk

应用背景这是利用一些数学运算对信号进行相位计算的算法。关键技术CORDIC算法给出正确的相位值，采用一些计算。 ；

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 on the SIP standard.

h323的视频传输-h323 video transmission

用C＋＋语言写的开源SIP协议栈源码 编译环境为vs.net 2003-C++ language to write open-source SIP protocol stack source compiler environment vs.net 2003

中文版SIP协议。包括RFC2327(sdp)，RFC3263(sip)，RFC3621(sip)，RFC3372(sip)，其中3261协议包括注册部分是完全版-Chinese version of SIP. Including RFC2327 (sdp) and RFC3263 (sip), RFC3621 (sip), RFC3372 (SIP), including the 3261 agreement is fully registered version

此书详细分析和介绍了流媒体传输协议RTP，相信会给致力于视频传输的朋友带来帮助。-Detailed analysis of the book and the introduction of streaming media transport protocol RTP, believe that the video transmission will be committed to help a friend.

ITU g723标准参考代码-ITU standard reference source

openser 最初版本，代码简介，初学opensips,kamailio可以先看最初代码，比较适合。-openser initial version, code profiles, beginner opensips, kamailio you can look at the original code, and is more suitable.

PX3230S协议栈软件包实现了International Telecommunication Union (ITU) H.323协议。主要是H.323版本1和版本2。可以参考其中的实例代码，学习网络音频、视频的传输协议。-PX3230S protocol stack software package to achieve the International Telecommunication Union (ITU) H.323 protocol. Mainly H.323 version 1 and version 2. Refer to examples of code, learning network audio, video transport protocol.

introduce to sip h323