sip对sip的体系结构进行了分析，对初学sip的有很大的帮助。

版本V4.1.1,Linux上的开放源代码的IP电话软件SIP协议，主要用于语音通话，但它也支持发送文本的即时消息，即可以像ICQ那样地用文字聊天。 如果网络带宽足够的话，它还支持可视电话 Kphone是GPL的开放源代码的软件。-version 4.1.1, It is IP phone software of Linux open source code based on SIP protocol, it can be used to voice communication, and surpport text IM, same function as ICQ used to text chat. In broad band circumstance, it surpport video conference. Kphone is GPL open source software .

Java Secure RTP source code

JSP视频聊天.有需要下载的速度下吧.有什么不懂的自己想办法.最近忙.晚断时间才可以.帮助大家解决-JSP video chat. Has the speed necessary to download it. Do not have any way to think of their own. Busy recently. Late off-time can be. To help solve the U.S.

AppWizard has created this NetPhone application for you. This application not only demonstrates the basics of using the Microsoft Foundation classes but is also a starting point for writing your application.-AppWizard has created this NetPhone application for you. This application not only demonstrates the basics of using the Microsoft Foundation classes but is also a starting point for writing your application.

一个H.323协议栈，C源程序，跨平台，实现了H.225，H.245，RAS，和RTP。-an H.323 protocol stack, C source, cross-platform, achieving H.225, H.245, RAS, and RTP.

这是一个视频会议系统中发送端有关mpeg-4播放技术的一个源代码-This is a video conferencing system transmitter on MPEG-4 broadcast of a source code

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

一个linux下的高速sip router-a sip of high-speed router

MPVC VC下写的RTC程序 可以进行语音和视频-MPVC VC under the RTC program can be written for voice and video