很好的代码，大家多侃侃 可以很好的饿学习

VOIP program in VC++, video, voice and other features

rtp协议占源码-rtp agreement for FOSS

本文档可以告诉您　如何在libosip的基础上开发即时消息-this document can tell you how libosip development on the basis of instant messaging

很好的h323库，开放源代码，有开发指南-good library, open source, development guidelines

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.!

在防火墙情况下,使用stun方式穿越防火墙的音视频代码-Firewall cases, the use of stun way audio and video through the firewall code

PC2PC PC2Phone support gnugk

windows/linux平台下C语言编写的sip软电话siphon最新版本。-windows/linux platform C language prepared by the sip soft phone siphon latest version.

sjphone 比skype便宜，到其指点网站上注册会有5次试用，很好用-sjphone cheaper than skype, pointing to its Web site Registration will be 5 times the trial, a very good use

在windows环境应用，监控voip框架中的关守模块(gatekeeper)的图形化界面程序。-windows in environmental applications, monitoring framework of the voip gatekeeper module (gatekeeper) graphical interface procedures.