linux环境下的原始套结字封装例子，可以直接编译运行。

This document is a tutorial on network simulator-2(ns-2), a simulation environment for computer networking field of engineering. It outlines step-by-step flow of learning.

OpenVPN -- A Secure tunneling daemon-OpenVPN-- A Secure tunneling daemon

采用VB的WINSOCK控件实现的聊天程序,适合处学者.-using VB Winsock Control to achieve the chat program, the Office for scholars.

asterisk elastix的呼叫中心模块，在1.2测试过，使用方法看文档。-asterisk elastix call center module, tested in 1.2, the use of ways of looking at the document.

mtpsampl 硬件SS7协议的开发，各位同仁可以参考一下-mtpsampl agreement SS7 hardware development, you can refer to colleagues

OpenMosix工具， OpenMosix工具， OpenMosix工具，-OpenMosix tools, OpenMosix tools, OpenMosix tools, OpenMosix tools, OpenMosix tools

linux下的简单的线程池代码，大约200行代码，使用c实现-linux under a simple thread pool code, about 200 lines of code, use c to achieve

linux device drivers multimedia examples

从客户端输入两个数，在服务器断实现加减乘除，并返回客户端-input from the client number two, the server off the arithmetic achievement, and returned to the client

监控后台与语音系统通讯程序，可以由监控系统(UNIX）直接触发windows平台上的语音文件进行报警。-Monitoring the background and the voice communication program, by the monitoring system (UNIX) directly to trigger the windows platform, the voice files on the alarm.