ip电话系统设计方案，里面有多个文档，韩盖面广，管理人员可供参考...

一个即时聊天软件的源代码，含服务器端和客户端。-A real-time chat software source code, including server-side and client.

关于h.323的英文详解-on H.323 Comments on the English

语音通信控件V3.6 集成G729A压缩算法，实时传输协议，支持一对一(点对点)，一对多（广播式），多对多（会议式）的实时通话，话音清晰流畅！适用于各种常见开发平台。-V3.6 integrated voice communication control G729A compression algorithm, real-time transport protocol to support one-on-one (point-to-point), one-to-many (broadcast), many-to-many (conference style) real-time calls, voice clear and smooth! Applicable to a variety of common development platform.

可以用vc编译的一个sip 客户端,使用一个基于osip,exosip,ortp和mediastreamer的高层库.有该库的使用文档-Vc compiler can use a sip client, based on the use of a osip, exosip, ortp and high-level Treasury mediastreamer. The use of the library documents

基于VOCAL协议栈的SIP用户代理端，可以在linux下进行SIP呼叫-invisible protocol stack based on the SIP user agent side, the under linux SIP Call

在开发sip通话或者h323的时候，都想需要作认证，所以这里给出本人开发的一个很小的digest认证流程的小例子。-call in the development or sip h323 time, and they all want to require certification So I developed here is a very small digest authentication process small examples.

本系统是一个功能比较强大的网络办公系统, 网络对话,视频,网络会议,资源共享等等.-the system is a function of more powerful network office systems, dialogue, video, networking, the sharing of resources and so on.

eXosip is a GPL library that extend the capability of the oSIP library. It aims to implement a simple high layer API to control the SIP for sessions establishements and common extensions.

基于RTC传输的VC视频会议系统（windowXP系统下）-毁于RTC

POS前台C++程序,源代码齐全,对这方面感兴趣的朋友,可以-POS front C++ Procedures, the source code complete, interested friends, you can