sip对sip的体系结构进行了分析，对初学sip的有很大的帮助。

Interfacing the TMS320C54xx to the TLC320AD535 and TLC320AD545 Codecs

IP电话源程序，在Unix环境下编译通过，基于h.323协议。-source IP telephony, in the Unix environment compiler, based on the H.323 agreement.

SIP协议实现的软电话功能例子(仅供参考)-SIP protocol implementation example of the soft phone functionality (for reference only)

在智能平台下使用PHONECALL 控件。实现拨号连接-Platform in the smart use phonecall control. Realize a dial-up connection

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!

一个用java实现的局域网语音聊天系统，包括服务器端和客户端，可以实现文字聊天，语音聊天，文件传输等功能，并实现了密码验证。-used to achieve a LAN voice chat system, including the server and client, can achieve a text chat, voice chat, file transfer and other functions, and to achieve a password verification.

网络电话工具软件-Internet phone tool software

说明：网上的实现基于SIP协议通信的例子，来源于百度文库。已经经过测试，完全可以编译成功。使用平台：VS2010lib目录：库文件，eXosip2.lib, libeay32.libosip2.lib osipparser2.lib ssleay32.libinc目录：所用到库的头文件。dll 目录：动态库文件uac：用户代理客户端uas：用户代理服务器端

本程序通过RTC(实时传输协议)实现了一个视频会议系统.-This procedure adopted by RTC (Real-time Transport Protocol) to achieve a video conferencing system.

gsm算法最新源码，适用于语音压缩，如gsm和voip系统-gsm latest source algorithm applicable to voice compression, such as GSM and voip system