Low Rate 语音压缩

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

SIP协议栈开发（minsip）

一个不错的视频传输系统,实现了视频的采集与传输.

网络IP电话 v1.4 修改版源码及所用控件-Network IP Telephone v1.4 modified version of source code and used in control

提供网络上的视频聊天播放功能，加载DLL来实现. VC-PROJECT-provided on the network broadcast video chat function, loading DLLs to be achieved. VC-PROJECT

用vb编的一个拨号电话软件程序，希望对visual basic编程感兴趣和希望了解拨号电话软件程序原理的人有所帮助-Vb by telephone for a dial-up software programs, hoping to interest in visual basic programming and would like to know the principle of a dial-up phone software programs help people! !

学习SIP(Session Initiation Protocol)协议的最佳文档。-learning SIP (Session Initiation Protocol) the best documentation.

This project contains a SIP stack and server applications built on top of the stack, examples of which are: Stateless Proxy, Registrar,NAT Keepalives,MWI Notifier server. The server applications have been designed to work in association with Asterisk. -This project contains a SIP stack and server applications built on top of the stack, examples of which are: Stateless Proxy, Registrar, NAT Keepalives, MWI Notifier server. The server applications have been designed to work in association with Asterisk.

一个ip电话的源代码- A ip telephone source code

应用背景This section shows and describes a call flow for a successful call using the Cisco ATA and MGCP. Note :The term Cisco ATA refers to both the Cisco ATA 186 and the Cisco ATA 188, unless otherwise stated. 关键技术Figure C-1 on page C-2 illustrates a basic call flow between two Cisco ATAs through a VocalData Call Agent. Table C-1 on page C-3 describes the action the Cisco ATA takes for each step in the call flow illustration and includes the log created by each step.