SIP协议中穿越对称型/非对称型NAT防火墙的多种实现方法，解决私网内部的防火墙穿透问题。...

视频会议的代码，C/C++源码，通信图像传输类。-Video conferencing code, C/C++ Source, communication, image transmission category.

RealNetworks公司的Helix 的客户方部分源码．-RealNetworks Helix client part of the source code.

对STP协议的介绍，详细介绍了结构，以及如何实现-STP agreement on the introduction, detailing the structure, and how to realize

ITU-T编写的h.263协议文档，相当权威！对做视频编码解码有帮助！-ITU-T H.263 agreement prepared by the document, rather authoritative! Done right video codec help!

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

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.

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.

RADVISION RTP源代码-RADVISION RTP source code

IP电话演示，Delphi7编译通过-IP telephony demonstration compile Delphi7

国外牛人的毕业论文，英文版本，实时语音传输相关，其中的两个库文件，jrtplib与jvoiplib已经上传。enjoy -foreign elite s graduate paper in english.related to real time voice transimission.it has two library,jrtplib,jvoiplib.enjoy