a UDP penetrate NAT example, compliance with RFC3489

there are two parts in this zip file one is the android client to run on a android device another is the java server to run on a compute which already install the office and open the powerpoint so,the first thing is run the java server on the target compute and before this you have already opened a ppt then, modify the socket ip to your compute ip and run the client on the android device finally you can use the android client to control ppt on the compute

异步方式，发起百万http链接，测试服务器高并发连接的能力。但是不能真正完全并发。我们测试的峰值达到40万连接。完成了１３０万多次的http请求。

该程序获得网页的详细信息-the procedure for obtaining detailed information website

P2P打洞源码，客户端和服务器源码，C++编写，很好的学习p2P的资料。一套纯c++实现的p2p典范，是学习c++编码的经典之作。 无论编码格式，风格，还是对c++各种语法，模板的使用都非常详细。 不可多得的好代码，打开即可编译运行。

一个将数据打包成以太网帧的示例程序，该程序读取一个文件，然后将文件中的数据打包成以太网帧-Packaged into an Ethernet data frame sample program to read a file, and then the data in the package file into the Ethernet frame

pop3例子程序-pop3 example procedure

把JavaMail包装成简单的Sendmail-put JavaMail packaged into simple Sendmail

这是在DOS下模拟网络通信的客户端和服务端通信,很适合初学者学习-This is simulated in the DOS network communication client and server communications, it is suitable for beginners to learn

一个用vb6开发的http服务器，采用socket监听请求，处理http请求

实现P2P文件共享，包括5个peer和一个file owner，五个peer从file owner处获取一部分文件，然后五个peer建立拓扑图，实现文件共享