Portable Unix Libary

使用directshow来进行mpeg-4的视频传输，网络传输使用rtp协议-directshow to use MPEG-4 video transmission, the use of network transmission agreement rtp

vc编写的sip代理服务器,无需其他的库，直接编译-vc prepared sip proxy server, no additional library is directly compiled

一个非常不错的点对点视频会议系统的简单实现，界面简洁，但基本功能都有了。-A very good point-to-point video conferencing system to achieve a simple, clean interface, but the basic functions of everything.

rtpbreak 将语音数据从抓取的包中提取出来.-rtpbreak voice data from the extracted package to crawl out.

SIP的开发包，非常好用-SIP development kits, very handy

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

高质量，底带宽，实时的视频会议软件，使用了一个Cornell大学的新算法。-high-quality, end-bandwidth, real-time video conferencing software, the use of a Cornell University"s new algorithm.

封装了Jainsip库，可用于开发SIP客户端和服务器-Encapsulates Jainsip library, can be used to develop SIP clients and servers

为北京移动项目制作的SIPP呼叫脚本，主要用于用户的注册、发起呼叫等脚本，实际应用于北京移动的并发呼叫测试项目中，非常具有参考意义。

VOIP行业的H323协议终端软电话的源代码，对VOIP行业的开发、技术维护人员有较大帮助。-H323 VOIP industry agreement soft phone terminal source code for the development of the VoIP industry, technical maintenance staff have more help.