NAT映射端口,网外(Internet)访问代理服务器内部的实现方法.

在多数操作系统中，Ping和Traceroute程序的实现是通过命令行的方式，在DOS界面的方式下输出，本程序采用对话框式的输出界面，方便操作，可以提供给那些记不住命令的人使用。

jsp实现图形验证码,用于实现jsp图形验证码-Verification Code realize graphics jsp, jsp used to realize graphics Verification Code

该程序为一网络监视频控系统的服务器端，采用套接字编程，功能完善，图像数据读入缓冲区后，根据接收的消息发送数据。-The program supervisor for one network video server-side control system, using socket programming, function, image data read into the buffer zone, in accordance with receiving the news of sending data.

Beej的网络socket编程指南，详细的介绍了socket编程。-Beej network socket programming guide, a detailed introduction to the socket programming.

一个采用asp开发的论坛，结构清晰，树形目录，使用方便简单-an asp development using the forum, clear directory tree, easy to use simple

局域网内的一个简单的聊天程序，分为服务器端与客户端两部分-LAN within a brief chat procedures, divided into server and client part 2

多线程socket程序，基于“阻塞SOCKET”的包装类以及示例程序

Windows Sockets规范定义了一套Micosoft Windows下网络编程接口,包含了人们所熟悉的Berkeley Socket风格的库函数；也包含了一组针对Windows的扩展库函数，以使程序员能充分地利用Windows消息驱动机制进行编程。-Windows Sockets specification defines a set of result list Windows network programming interface, which includes people familiar with the style of Berkeley Socket libraries; Also includes a group of Windows extension function, so that programmers can fully take advantage of the Windows message-driven mechanism for the programming.

用java实现的Tftp(Sftp)客户端与服务器程序。在这个程序中用到了一个“状态”的机制：客户端与服务器端在开始运行时有相同的状态，通过用户的输入或程序内部运行的机制，程序可以转到不同的状态，在不同的状态下程序实现了不同的功能 -Using java realized Tftp (Sftp) client and server program. In this procedure used a state of the mechanism: client and server-side run-time in the beginning has the same state, through user input or program running internal mechanisms, procedures can be transferred to a different state, in a different state under the procedures realize the different functions

以太网编程，详细描述了以太网的开发过程。