This is a C++ Builder development of video chat program, the main function is to...

一个ＭＳ的语音聊天程序，是用ＶＢ写的，很不错，不是用控件实现的，不过不是实时语音，有点像对讲机-a voice chat program is written in VB, very good, not with the controls to achieve, but it is not real-time voice, a bit like a walkie-talkie

在开发 VoIP 系统时，主要考虑的一个方面就是连接到模拟电话的接口。设计人员必须了解 PSTN 中存在的电话接口要求，因为它们必须在 VoIP 系统中得到支持。本文将重点介绍连接到标准 POTS 电话的两种最常用接口：Foreign eXchange Subscriber (FXS) 与 Foreign eXchange Office (FXO)。重点说明了设计人员在为 VoIP 小区网关的模拟电话接口提供支持时可能面临的某些挑战。-In the development of VoIP system, one aspect of the main considerations is connected to the analog telephone interface. Designers must understand the existing PSTN telephone interface requirements, because they are in the VoIP system must be supported. This article will focus on the standard POTS telephone connected to the two most commonly used interface: Foreign eXchange Subscriber (FXS) and Foreign eXchange Office (FXO). Focusing on the design staff in the Residential Gateway for VoIP analog telephone interface may provide support to some of the challenges faced.

openh323终端源码-openh323 terminal source

一个外国牛人用C++写的实时传输协议RTP,源代码的编写风格很好，可读性很强。可以用于网络视频和音频的传输，enjoy it- A foreign Niu Ren real-time transmission agreement RTP which writes with C, the source code compilation style very good, the readability is very strong. May use in the network video frequency and the audio frequency transmission, enjoy it

SIP Stacks GNU eXosip: C Linux+Windows+... License: GPL Homepage: http://savannah.nongnu.org/projects/exosip/ The extensible osip: "...It aims to implement a simple high layer API to control the SIP for sessions establishements and common extensions. Once completed, this eXtended library should provide an API for call management, messaging and presence features.... Download the tar file from http://osip.atosc.org/download/exosip/. -SIP StacksGNU eXosip: C Linux+ Windows+ ... License: GPL Homepage: http://savannah.nongnu.org/projects/exosip/ The extensible osip:

关于IP电话的文章-The article on the IP phone

一个不错的实时通讯开发开源代码，可用于ip电话/视频会议，希望对大家有用，-A good real-time communication to develop open-source code, can be used for ip phone/video conferencing, in the hope that useful to everybody,

JRTP最新源码 不错的RTP实现 IETF RFC 3550.-The latest source JRTP good RTP realize IETF RFC 3550.

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.

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!