PackSock

说明：  后门zxshell3.0 一个功能强大的后门(Zxshell3.0 a powerful backdoor backdoor)

通信网络的架设问题 若要在n（≥10）个城市之间建设通信网络，只需要架设n-1条线路即可(With the Dijksra algorithm to network G from source points to the rest of the vertices of the shortest path)

一个有用的网络聊天小程序，含有全部源代码，经过调试(a useful Internet chat small program containing all the source code, after debugging)

NAT(Network Address Translators)，网络地址转换：网络地址转换是在IP地址日益缺乏的情况下产生的，它的主要目的就是为了能够地址重用。NAT分为两大类，基本的NAT和NAPT(Network Address/Port Translator)。(The principle and implementation of UDP NAT through P2P )

网络编程代码，包含UDP,TCP和NET的源码，每种都保护服务器端和客户端(Network programming code, including UDP, TCP and NET source code, each protected server and client)

远程桌面控制的完整实现源码，设计文件在http://blog.csdn.net/dijkstar/article/details/9076911有详细描述，里面整合了位图压缩、鼠标键盘低级钩子等。里面的每项技术都具有工程参考价值。(Complete implementation of the remote control code, design documents described in detail in http://blog.csdn.net/dijkstar/article/details/9076911, which integrates bitmap compression, low-level mouse and keyboard hooks and so on. Inside each technology with engineering reference value.)

程序记录并显示了数据报从源端机器传送到目标机器的过程中所经过的路由器的IP地址，并且记录了数据报到达每个路由器所需要的时间。认真观察到达每个路由器的时间有什么区别，从而熟练掌握traceroute的工作原理和ICMP报文协议。　(The program records and displays the IP addresses of routers through which the datagram sent from the source client machine to the target machine , and the recording of the data packets arrive at the time required by each router . )

局域网 实现文件的数据传输 传输进行了 文件属性的 处理， 接受后文件属性不变！(LAN file transfer data transfer carried out the deal with file attributes, file attributes unchanged accepted!)

这是一个测试UDP数据包的丢包率的程序，包含程序源码，已经验证成功(This is a test UDP packet loss rate of the program, including program source code, has been successfully verified)

网络编程chat聊天工具好东西啊，快来下载把(Network Programming)