一个实现点对点传输的小程序，可以用来了解WINDOWS套接字

这是一个基于CSocket类的点对点文件传输系统。-This is a CSocket-based class system, peer-to-peer file transfer.

一个网络应用类CWiCNet--A network application class CWiCNet

没什么，就是VC++写的HTTP下载的代码而已，学习用的-Nothing is VC++ Written code HTTP download it, learning to use the

用UDP协议实现网络通信，发送方向接收方发送字符串消息“This is a test.”,接收方接收并显示字符串，如果几首成功，则发送方显示“OK”。-Using UDP protocol network communication, send the direction of the receiving party to send a string message

本软件要在网络中实现点对点的实时对话，主要的工作大约有： A).软件界面的实现。 B).两台主机通过Socket进行通信的实现。 C).如何从本机接收到要发送给对方的消息与如何接收到从对方来的消息并显示的过程。 D).进行异常处理。-the software in peer-to-peer networks to achieve real-time dialogue, the main work around : A). Software interface is achieved. B). Two mainframe through Socket communication is achieved. C). How receive from the machine to be sent to the other party and how to receive news from the other side of the news and display process. D). For Exception Handling.

本章主要讲解了winsock2中引入的名字注册和解析模型，他们都是与协议无关的。-The main winsock2 this chapter on the introduction of the name registration and analytical model, they have nothing to do with the agreement.

一个UDP多播(组播)示例-a UDP Multicast (multicast) example

Windows vb_winsock Windows vb_winsock

大型超市pos系统 -Large supermarket pos system

用于下载文件，还可以用于更新网络文件，还可用于加密文件。-Used to download files, but also can be used to update the network files, can also be used to encrypt files.