radius AAA 源代码,基于radius协议的鉴权，认证组件，广泛用于电信行业和银行业。-radius AAA source code, based on the radius of the agreement authentication, authentication components widely used in the telecommunications industry and banking.

vc编写的sip代理服务器,无需其他的库，直接编译-vc prepared sip proxy server, no additional library is directly compiled

Low Rate 语音压缩 -Low Rate voice compression algorithm

RTP/RTCP中英文协议文档及封包格式、协议分析，无线视频包丢失重传机制讲解及实现过程-RTP/RTCP protocol in English and Chinese documents and packet formats, protocol analysis, wireless video packet loss and retransmission mechanism to explain the implementation process

是Opengatekeeper项目的扩展。它支持通过RTP（音频和视频）网守的路由和T.120通讯，因此没有通讯直接在endpoints间进行。-Opengatekeeper project is the expansion. Through its support for RTP (audio and video) Gatekeeper routing and T.120 communications, there is no direct communication between the endpoints.

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

目前网络上面skype很流行,这是一篇详细的分析skype的文章,如果你想研究p2p的电话,那么值得一看-network above skype currently very popular, which is a detailed analysis of skype the article, if you want to research peer-to-peer phone, an eye-catcher

基于Internet 的视频会议系统，视频采用Xvid压缩、语音采用Gsm6.10-Internet-based video conferencing systems, used Xvid video compression, voice used Gsm6.10

openh323 通用库，用到pwlib -Universal library for openh323, using pwlib

这是一款利用GENESYS CTI 的 .NET控件开发的一个典型的软 Phone,具有很好的参考价值!-This is a use of GENESYS CTI