Python 回音基于 Speex lib

asterisk 电话未来之路 一本非常有意义的数据 中文asterisk文档 对做voip 和PBX的朋友们有很大帮助-Future of asterisk phone a very meaningful data to make Chinese asterisk documents voip and PBX friends are very helpful

自己写的一个点对点的视频电话程序，使用了RTP协议及ffmpeg库-Himself wrote a point-to-point video telephony procedures, using the RTP protocol and ffmpeg library

VFW,视频会议，基于VFW的视频会议系统-VFW, video conferencing, video-based conferencing systems VFW

这是H.263视频编码和解码的VC源代码，绝对使用！-This is the H.263 video encoding and decoding of VC source code, the absolute use!

H.323协议系列的一部分，用于会话的控制，开发H.323产品必须要懂H.225,这是2000年的版本，对应H.323 V4-H.323 part of the series for the conversational control, product development H.323 H.225 must understand that this is the 2000 version, corresponding H.323 V4

g726算法c源码,应用于语音压缩，如voip应用-algorithm source code for voice compression, as voip application

使用Rtc/RTCP技术来传输VIDEO和SOUND的程序(需要到MICROSOFT下载最新的RTC CLIENT SDK API才能编译，VC7不需要下载)-use Rtc/RTCP technology to transmit VIDEO SOUND and procedures (need to download the latest Microsoft RTC Client API SDK can be built, VC7 do not need to download)

Portable Windows Libary

一款最为经典的SIP-one of the most classic SIP

一个网络电话的例子-Examples of a network telephone