可视电话的MCU实现方案， 该方案基于IP 符合H。323标准

这是一篇关于ip电话网关的规范的文章,主要讲述了ip电话应该遵循的国家标准,值得一看-This is a telephone gateway ip on the norms of articles, mainly on the telephone ip should follow the national standards, an eye-catcher

ITU_g723参考代码-ITU_g723 reference code

本源码主要是h.323的协议栈，对进行voip开发人员会有很好的帮助，本开还有rtp和sip协议栈的源码，有需要可以联系-The source is mainly H.323 protocol stack, the conduct of voip developers have a very good help, there is the open rtp and sip protocol stack source code, there is a need can contact

sip对sip的体系结构进行了分析，对初学sip的有很大的帮助。-sip to sip architecture analysis for beginner sip of great help.

不错的资料 需要的可以参考！-good information can refer to the need!

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

音视频通信，利用mpeg压缩，运用网络传输协议传输-Audio and video communications, the use of mpeg compression, the use of network transmission protocol transmission

在ip电话或者视频通讯开发中，常常需要穿越nat，stun是个不错的选择-In the ip phone, or video communication development, often through the nat, stun is a good choice

国外牛人用C++编写的voip的库文件，多媒体实时流传输协议（RTP/RTCP）lib包,平台要求(linux,unix,windows)用于网络音频视频传输-foreign cattle with a C voip prepared by the Treasury, the documents, multimedia real-time streaming protocol (RTP/RTCP) lib packages, platform requirements (Linux, Unix, windows) for audio and video transmission network

权威的skype协议分析，详细分析skype的网络结构、防火墙穿越方法、编解码等实现细节。-authority of the agreement, skype detailed analysis of the network structure, through the firewall, such as codecs achieve details.