一个很好的SIP协议栈,用标准C实现.大家学习吧.

voip 语音编码方式一种G.729源代码，相关算法可以提供研究。-voip voice encoding a G.729 source code, related algorithms can provide research.

Objective Systems Open H.323 for C (ooh323c) is a simple H.323 protocol stack developed in C. The ASN.1 PER messaging code was developed using the ASN1C compiler using a modified version of our core run-time libraries. Additional open source components as well as code developed in-house were added to produce a functioning stack.

open sip souce code c 语言实现可以在linux 编译-open sip souce codec language can realize linux compile

点对点语音通信控件V3.6，集成了G729A压缩算法，实时传输协议，话音清晰流畅！使用简单方便！适用于VC＋＋、VB、 dot NET平台、C++Builder、Delphi、易语言及网页应用程序等常见开发平台。-Point-to-point voice communication control V3.6, integrated G729A compression algorithm, Real-time Transport Protocol, voice clear and smooth! The use of simple and convenient! Apply to VC , VB, dot NET platform, C++ Builder, Delphi, easy language and procedures, and other common web application development platform.

不错的视频聊天源代码，借鉴参考研究目前市场常用的视频软件的工作原理-Good video chat source code, reference and learn from the market commonly used video software working principle

H.263编解码器实例，完成时间比较早，但对于初学者仍具有很大的参考价值。-H.263 codec example, the completion time relatively early for beginners but still have great reference value.

著名的VOCAL的代理服务器，重定向服务器，和注册服务器-famous invisible to the proxy server, redirect servers, and server registration

企业电话语音录音管理系统,本系统 采用人机对话的操作方式，界面设计美观友好、操作灵活、方便、快捷、准确、数据存储安全可靠。  系统可以进行来电显示和来电接听等功能。  提供电话拨出功能，可以通过程序拨出电话。  提供客户管理功能，记录客户信息，并可以在拨出电话时以电话簿的形式显示客户信息。  提供电话录音功能，当电话接通时开始录音，当电话挂断时结束录音。  提供录音管理功能，可以通过程序修改录音文件的存储位置。  系统最大限度地实现了易维护性和易操作性。  系统运行稳定、安全可靠。 -the use of man-machine dialogue mode of operation, beautiful and friendly interface design, operation flexible, convenient, fast, accurate, secure and reliable data storage.  system can receive Caller ID and call functions.  set aside to provide telephone functions can be allocated through the telephone process.  management capabilities to provide customers, record customer information, and can be allocated at the time of telephone directory information of the client form.  Telephone recording function to provide, when the start recording when connected to phone, phone to hang up when the end of recording time.  manag

RealNetworks公司的Helix 的协议部分源码．-RealNetworks Helix source part of the agreement.

程序应该是自已explainatory如果不，用户手册是attacted。 原始代码被评论。 文件附有了： phonev2a.c -原始代码， phonev2a.exe -二进制文件， samdb.txt -样品数据库文件， userm2a.doc -用户手册。-The program should be self-explainatory if not,a user manual has been attacted. source code are commented. Files attached: phonev2a.c- source code, phonev2a.exe- binary file, samdb.txt- sample database file, userm2a.doc- user manual.