这是一个利用TCP协议进行通信的程序，很典型，适合初学者学习，程序分两个部分，客户端和服务器...

短信网关程序，开源的，很好用的，纯java程序-SMS Gateway Program

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

在vc环境下获取网卡的mac地址，一个小程序-vc environment in the LAN access to the mac address, a small program

/* This IPv4 example uses the background thread itself to process all packets. You can use example one to send data to the session that s created in this example. */ /* 这个 iPV4 例子用内部线程来处理所有的分组。你可以用例子一来发数据给本例子来进行测试。 例子的中文解释都由hanyuejun添加，有任何疑问请发hanyuejun2006@163.com */-/* This IPv4 example uses the background thread itself to process all packets. You can use example one to send data to the session that s created in this example .*//* example of this iPV4 with internal thread to handle all the packet . You can use the example of one Laifa data for the examples to be tested. Explained by the example of the Chinese hanyuejun add, have any questions please send hanyuejun2006@163.com* /

一个封装良好、稳定的SOCKET基类（TCP），不使用MFC，可初始化为服务端或客户端。-a good, stable base class SOCKET (TCP), do not use MFC, initialize to the server or client.

也是一个网络监控元程序，能够监控到网络中的流量等信息-Element is a network monitoring program, to be able to monitor network traffic and other information

自己练习时编写的一个FTP服务器的类，能够完成一般FTP的功能。-their practice to prepare an FTP server category, to complete the general FTP functions.

网关切换 使用汇编写成 只用于xp 2000下会弹出错误，一直没又找到原因-Gateway switch is used only for the use of the compilation of written xp 2000 will pop-up error, the reasons have not been found

这是一个通过vc实现获取本机ip地址的源程序-This is a realization by vc access to the machine ip address of the source

防火墙源代码 网络编程-Firewall, network programming source code for