使用eXosip开发的例子，使用vc打开工程直接编译库和例子，注意需要安装了xp平台开发包...

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

一个比较好的基于LINUX平台的网络电话，代码写很有特点，很值得一读-a better platform for Linux-based Internet phones, code written with unique features and is well worth a read

基于DirectShow开发的一个视频和Windows桌面远程监控程序，比较简单易懂，提供了完全的C++源代码，可执行可复用，希望对大家工作上有帮助。-based on the development of a DirectShow Video and Windows desktop remote monitoring procedures, relatively simple to understand and provides a complete C source code, the executable can reuse, and I hope to work with you to help.

ip电话软件speakfs 7.2版本，GSM, ADPCM, LPC, and LPC-10压缩和多种加密算法-ip phone software speakfs 7.2 version, GSM, ADPCM, LPC, and LPC-10 compression and a variety of encryption algorithm

语音通信控件V3.6 集成G729A压缩算法，实时传输协议，支持一对一(点对点)，一对多（广播式），多对多（会议式）的实时通话，话音清晰流畅！适用于各种常见开发平台。-V3.6 integrated voice communication control G729A compression algorithm, real-time transport protocol to support one-on-one (point-to-point), one-to-many (broadcast), many-to-many (conference style) real-time calls, voice clear and smooth! Applicable to a variety of common development platform.

通过此程序可以控制电话的输入呼出实现简单的pbx功能-This process can be controlled through the phone input exhaled realize pbx simple function

2003年最新版ITU-T H.323协议全文，为H.323IP电话系统开发工作提供最权威、最直接的指导。-2003 the latest version of the ITU-T H.323 transcript of H.323IP telephone systems development work to provide the most authoritative and most direct guidance.

基于QTopia的SIP IP电话源码，在LInux下编译，支持DTMF,G711,GSM-Based on the SIP IP phone qtopia source, in the compiler under LInux to support DTMF, G711, GSM

基于sip协议的视频会议源码 ，里面包含AudioConference，dsp，include，TestVideoConference，TestVoiceConference， VCodec_Xvid，VideoConference几个目录，对应学习sip和视频会议的用户有很 好的帮助。

一个可以在PPC上运行的sip客户端的源代码,使用基于osip,exosip,ortp,mediastreamer的库-A PPC can be run on sip client source code, use-based osip, exosip, ortp, mediastreamer library