sip协议中sdp消息姐学习笔记，介绍了sdp消息的组成

voip电话语音信号编码，传输方式，大家顶！-voip telephone speech signal coding, transmission mode, the top U.S.!

我在安装PCC-10C摄像头驱动时，系统老是提示缺少文件名SPCA561.SYS文件-PCC-10C camera driver, the system always suggest a lack of paper documents were SPCA561.SYS

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

H.263编解码器实例，完成时间比较早，但对于初学者仍具有很大的参考价值。-H.263 codec example, the completion time relatively early for beginners but still have great reference value.

本软件是关于exosip开发库源码的 ，用 C 编写而成 ，在 LINUX WINDOWS 平台下可以编译运行 自由软件。-on exosip source development libraries, C prepared in LINUX Windows platform can run free software compiler.

第九章代码，基于ＶＦＷ的视频会议系统-Chapter IX code, based on the VFW video conferencing systems

一宽用RTC和VC++.NET2003开发的网络电话,简单好用,是公司的商业代码-with a wide RTC and VC.NET2003 development of the telephone network, the simple ease of use is the company"s commercial code

This is some information about eXosip2 - the GPL eXtended osip Library-This is some information about eXosip2- the GPL eXtended osip Library

一本学习中文协议阅读的手册，里面详细介绍了osip协议阅读的结构和使用方法，是一本不错的手册。

一个基于H.323的视频会议终端，基于OPEN H323协议，实现了视频和音频的通信，支持H.263。适合研究OPEN H323的开发者参考。-H.323-based video conferencing terminals, based on the OPEN H323 agreement, realize the video and audio communications to support H.263. Appropriate to study the development of OPEN H323 reference.