sip对sip的体系结构进行了分析，对初学sip的有很大的帮助。

JSIP chat

第十章代码，基于ＶＩＳ　Ｈ．３２３　Ｄｌｌ　Ｌｉｂｒａｒｙ的视频会议系统-Chapter X code, based on the VIS H. 323 Dll Library of Video Conference System

Bandwidth Monitor是一个纯VB编写的程序，对视屏的处理十分好!-Bandwidth Monitor is a pure VB program to screen the handling is very good!

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

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

RTC下接收呼叫的例子（如果是VC用户，请新建一个APPLICATION 32空工程，然后，用ADD FILE的方法把所有的文件包含在工程中编译）-RTC receive calls example (If yes VC users, a new air APPLICATION 32 works, and then use the ADD FILE all the documents included in the project compiler)

但是发生地方格式的飞洒的法师的方式的方式的适当方式大幅撒的发生地方士大夫似的-23123123123

QtPhone is a cross-platform telephone emulation application designed to be used with a PC, speakers, microphone, V.92 voice modem and a standard phone line. ISDN, xDSL and VoIP will be supported. Features include Caller Identification and Voice Mail. -QtPhone is a cross-platform telephone emu IBM application designed to be used with a PC , speakers, microphone, V.92 voice modem and a standard phone line. ISDN , xDSL and VoIP will be supported. Features inc lude Caller Identification and Voice Mail.

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

H323_CallingLineIdentificationPresentation.rar