网络的停止等待ARQ的模拟，可以实现信息的交换，希望与大家交换程序，谢谢指教...

linux 增量升级服务器，主要负责不定时处理手机终端进行某个插件升级，处理多tcp连接，同时加入简单客户端链接demo-linux upgrade server, mainly manipulating time to time plugin upgrade applications by mobiles, handling multiple tcp links, and also a demo client.

LCD调试基于ARM的LINUX LCD　调试程序-chip on the basic principles and application of books.

一个简单的运行在LINUX下的FTPServer,仅完成文件传输及目录操作等常见的功能-a simple running on the LINUX FTPServer only complete file transfer and directory operation of the common functions

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.

示波器程序,接受到发送方的信息后,通过串口通信显示在计算机上

[推荐]一个迷你的FTP服务器的完整源代码，（不是我写的）FTP的功能不再多说，这个几乎可以满足用户的需求的了。-[recommendation] a mini FTP server integrity of the source code, (I did not write) FTP functions no longer say, the almost satisfy the needs of users in the past.

linux下的多线程调试c++代码,适合多线程linux下程序的调试-linux under the multi-threaded debugging c++ code, suitable for multi-threaded Debugging under linux

unix客户端程序，回显字符串-procedures significantly to the string

Linux 下端口映射工具，稳定高效。 -Port mapping tool under Linux, stable and efficient.

网络经典命令行指令-network classic command-line instructions