on creating original socket, revised I/0 option of achieving an IP packet captur...

视频聊天器,在局域网中效果很好，但在公网中不是太好！-video chat devices on the LAN with good results, but in the public network is not very good!

基于IP_UDP协议的socket编程-IP_UDP agreement based on the socket programming

利用socket通信程序实现异构环境下的数据通信-using socket communications program heterogeneous environments under the Data Communication

用于PowerBuilder打印预览，可打印文字和图形并可进行放缩。-for PowerBuilder print preview, print text and graphics can be conducted Zooming.

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

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

Linux下的Socket类 接口函数同MFC类似, 封装底层网络细节API-Linux Socket Interface category MFC with a similar function, Packaging details of the underlying network API

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一个捕获数据包的小程序，可以显示数据包的协议类型，源端口，目的端口，目的地址及数据包大小。-a packet capture of small programs can demonstrate that the agreement packet types, source port, purpose port, the destination address and packet size.

crc校验法例子代码-crc check law code examples