eXosip

用java编写的电子白板程序-prepared with the procedures Whiteboard

sip对sip的体系结构进行了分析，对初学sip的有很大的帮助。-sip to sip architecture analysis for beginner sip of great help.

一个不错的实时通讯开发开源代码，可用于ip电话/视频会议，希望对大家有用，-A good real-time communication to develop open-source code, can be used for ip phone/video conferencing, in the hope that useful to everybody,

需要的可以看看 是学习的好资料！-can look at the need to learn the good information!

详细介绍了由（RTC）API创建的音视频会议、共享应用程序、点对点对话和视频聊天优化向导界面。

大名鼎鼎的speex语音压缩源码，应用于voip系统-well known speex voice compression souce code,apply to voip system

k/、m、n/

eXosip is a GPL library that extend the capability of the oSIP library. It aims to implement a simple high layer API to control the SIP for sessions establishements and common extensions.

Example of the SIP api using peers!

OPENH323源代码，对于开发视频会议非常有用-OPENH323 SOURCE, useful for netmeeting