利用JMF开发的语音聊天客户端，采用UDP传输

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-ip telephone system design, there are a number of documents, covered a wide range Korea, managers for reference

网络电话设置工具-telephone network configuration tool

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

Microsoft RTP Extensions specification.

SIP_ISUP，SIP ISUP互联互通协议部分，对于学习NGN软交换之间的协议流程很有帮助。-SIP_ISUP, SIP ISUP protocol interoperability of NGN Softswitch to study the agreement between the flow of great help.

一种资源分配算法的仿真，进行OFDM的子载波进行分配的时候使用的一种算法。-A resource allocation algorithm for the simulation of OFDM subcarriers to be allocated when the use of an algorithm.

本程序在 Windows XP、Visual C++ 6.0 环境下编译通过,但需要rtcdll.dll文件（一般在Windows系统安装目录下的system32文件夹中）。另外，需要摄像头和麦克风等设备。 -This procedure in Windows XP, Visual C++ 6.0 compiler environment, but need Rtcdll.dll file (usually in Windows system directory under the system32 folder). In addition, the need for camera and microphone and other equipment.

跨平台（Linux，Windows）的开源SIP服务器端-Cross-platform (Linux, Windows) open-source SIP server-side

流媒体协议RTP/RTCP的C语言实现，可用于开发流媒体类程序。-streaming media agreement RTP/RTCP the C language, which could be used in the development process stream media category.

主要做地球物理反演，应用郭涛算法反演频谱激电参数-Geophysical inversion mainly, the application spectrum Guo Tao IP inversion algorithm parameters