视频会议编码传输，视频编解码与传输的Demo程序,

openh323开发文档-openh323 Development Documents

Delphi写的IP电话源码-IP phone sourcecode writed by Delphi

h323 gatekeep for test.

OpenJSIP 使用JAIN实现了一个完整的  SIP注册服务器和SIP代理服务器，并采用分布式架构提高性能和并发数。                                                                        At the current stage of development the project includes: 请点击左侧文件开始预览 ！预览只提供20%的代码片段，完整代码需下载后查看 加载中 侵权举报

gnugk-2.2.2 c实现的GateKeeper 实现IP电话网守功能。-GNUgk- 2.2.2 c achieve GateKeeper IP telephone gatekeeper function.

openh323 source code

netmeeting控件原程序-netmeeting original control procedures

h.323的c语言源码-h.323 c language source code

SIP协议栈开发（minisip）

基于语音传输的电话会议系统源代码，非常值得借鉴和学习-Based on voice over the telephone conferencing system source code, very much worth learning and learning