这是我在EVC下的SOCKET代码，并含有多播代码，感谢网络，我把原本VC下的移植到EVC下的，里面有些地方是需要注意的，请看代码...

一个简单的vc下UDP客户端程序，客户端需输入对方IP-Vc under a simple UDP client program, the client must enter each other

局域网内文件传输，采用VC编程，实现点对点的文件传输-LAN file transfer, using VC programming, to achieve peer-to-peer file transfer

一个用vc+qt开发即时通讯系统，其中视频部分基于h.263的算法实现-A used vc+ Qt development of instant messaging system, based in part on the H.263 video algorithm

CS模型的聊天室,做的不太好,支持多客户端对一个服务器,端口-CS model of chat rooms, so not too good, multi-client support to a server port

本软件是一个基于服务器/客户端的应用程序，因此，若想实现本程序，必须先运行服务器，而且在客户端必须达到三个才能开始工作。本软件具有如下主要功能： ・联机发牌 ・简单的出牌 -this is a software-based server/client applications, so if you want to achieve the procedure, must first run the server, but the client must meet three can begin work. This software has the following key features : on-line licensing simple card

这是一个基于API自己定义的Socket封装基类。-This is a definition based on its own API Socket Packaging base class.

一个linux下的开源的tftp server程序，然后移植到windows下-Linux under an open-source tftp server program, and then transplanted into windows under

众所周知 基于使用RawSocket无法实现监听本机发送的数据 本代码实现了 基于SPI监听所发送数据的功能 -As we all know can not be achieved based on the use of eavesdropping RawSocket send the local data of the code based on the SPI to monitor the function of sending data

端口扫描(含源代码)-port scanning (including source code)

个人相册管理：本实例使用ADO技术完成一个个人相册管理程序，实现在数据库中存取位图图象等数据的功能。-personal photo management : the example of the use of ADO completed a personal photo album management procedures, to achieve access to the database, such as bitmap image data.