oSIP开发者手册，有对sip的解释和对osip的详细描述

自己写的一个点对点的视频电话程序，使用了RTP协议及ffmpeg库-Himself wrote a point-to-point video telephony procedures, using the RTP protocol and ffmpeg library

Portable Windows Libary

非常著名的视频压缩标准:H.263,全部的源码，非常适合视频编码的学习-CODEC H.263

基于sip的服务器程序，java编写，很不错的-Procedures based on the sip server, java prepared, very good

一个简单的关于网络录音机的源代码程序，用visual c++编写-A simple tape recorder on the network the source code of procedure, using visual c++ Prepared

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.

桌面视频会议系统中要用到的，鼠标一起抓 ，对于视频会议中要求有鼠标跟踪可以参考参考-Desktop video conferencing system to use, and the mouse the same time, the demands of video conferencing can refer to the reference mouse tracking

itu标准g.723源代码及文档，可以在vc及linux下编译通过-itu standards g.723 source code and documentation, the vc and compile under linux

主要通过对SIP协议的研究，根据这个协议的特点，设计出来一个基于SIP电话会议系统。用户可以通过WEB方式登录到预先建立好的会议室，进行电话会议。-primarily through the SIP, according to the characteristics of this agreement, designed a SIP-based telephone conferencing system. Web users can log on to advance ways to establish good meeting rooms, conference calling.

srtp,一个RTP开源库，内含已经用VC7编译好的工程文件.-srtp, an open source RTP library contains has been compiled with VC7 project file.