这是一个很好的FTP客户端源码

EVC TCPServer WINCE.NET下可以使用-EVC TCPServer WINCE.NET can use

一个简单邮件发送和接受的编程源码-a simple mail sending and receiving programming FOSS

socket编程的几篇和好的文章-socket programming and the few good articles

基于TCP/IP协议的温度数据采集与控制界面，很好用的。-the collection and control of tempereture data which are based on tcp

java实现的ip扫描程序。-realized ip scanning procedures.

当访问Internet某个站点时，系统首先将远程文件读入到本机Temporary Internet Files文件夹。现在告诉大家一个小技巧可以用VB语言和一个API函数实现判断网页文件是否在IE缓存中。-when visiting certain Internet sites, the system will first read remote files to the machine Temporary Internet Files folder. Now tell us a little techniques can be used VB language and an API function to judge whether the documents for the Web in IE cache.

一个简单的聊天程序 网络编程-A simple chat program network programming

基于局域网通信的软件客户端，附加文件传送功能-LAN-based communications software client, Additional File Transfer Function

P2P 之 UDP穿透NAT的原理与实现源代码 和文档 设计协议的格式-P2P penetrate NAT of UDP Principle and realization of the source code and document format design agreement

一个简单的入门级的client-server模型程序-a simple entry-level client-server model program