VC写的视频这块，可以拿去研究

sip协议中sdp消息姐学习笔记，介绍了sdp消息的组成-sdp message sip agreements sister study notes on the composition of the sdp message

introduce to sip h323

openh323-v1_15_2-src-tar.gz 才找到的，与大家共享-openh323-v1_15_2-src-tar.gz only found with the U.S. share

IEStartPage是一个设置网页的小Demo。用它来设置IE的启动页。-IEStartPage

一个H323动态库使用的例子-a dynamic example of the use of

资源描述LumiSoft.Net的全部代码,SMTP,POP3,FTP-LumiSoft.Net s code,SMTP,POP3,FTP，更新于2015-9-11

一个ip电话实例的实现，以vc为开发环境。-an example of the realization of telephone, vc for the development environment.

This is some information about eXosip2 - the GPL eXtended osip Library-This is some information about eXosip2- the GPL eXtended osip Library

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

一个语音通讯软件。-a voice communications software.