Video conferencing systems, in VC environment compiled through, everyone can be...

一个即时聊天软件的源代码，含服务器端和客户端。-A real-time chat software source code, including server-side and client.

ITU 规定的H.323的最新文档，是2003年出版的，是H.323的第五版本，很有价值。-ITU H.323 provides the latest documents, was published in 2003, is the fifth version of the H.323 and of great value.

SIP_ISUP，SIP ISUP互联互通协议部分，对于学习NGN软交换之间的协议流程很有帮助。-SIP_ISUP, SIP ISUP protocol interoperability of NGN Softswitch to study the agreement between the flow of great help.

linphone是运行在linux下的一个不错的软电话，希望能给大家开发带来点帮助-Linphone is running on linux a good under the soft phone, hope that I can bring to help the U.S. to develop

RTCP.RTP方面的源码,方便大家学习.-RTCP.RTP source area for everyone to learn.

openh323 source code

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

H.225 video-telephone protocol,specification document,for reference only

rtp relay,SIP中穿越NAT的一种方式，这是源代码，已经在red hat linux 9中调通过-rtp relay, cross SIP NAT a way, this is the source code, in red hat linux 9 emphasized through

点对点语音通信控件V3.6，集成了G729A压缩算法，实时传输协议，话音清晰流畅！使用简单方便！适用于VC＋＋、VB、 dot NET平台、C++Builder、Delphi、易语言及网页应用程序等常见开发平台。-Point-to-point voice communication control V3.6, integrated G729A compression algorithm, Real-time Transport Protocol, voice clear and smooth! The use of simple and convenient! Apply to VC , VB, dot NET platform, C++ Builder, Delphi, easy language and procedures, and other common web application development platform.