UDP

简易TCP通讯服务器端，QosClt为客户端。多个客户端间的通讯需要基于服务器，即通过服务器转发。(Simple TCP communication server, QosClt for the client. Communication between multiple clients need a server-based, that is transmitted through the server.)

用socket编程实现点对点通信，TCP客户端程序，TCP服务器程序，以及UDP点对点聊天通信。(Point to point communication, TCP client, TCP server, and UDP peer chat communication socket programming.)

following data as samples) (following data as samples) )

允许用户网络chat交流并且更新，共享文件 (Internet chat allows users to exchange and update, share files)

说明：  vc网络编程全解析，多个源码，全部为vc6打开，每个章节的源码例程都包括在里面，很好的东西，供大家学习应用 (vc network programming full resolution, multiple source, all the vc6 open source routines for each chapter are included in it, very good, for everybody to learn application)

很好的能解决网络数据丢包处理的算法。特别是在带宽一定的情况下，解决网络数据传输和带宽、数据传输完整性的较优解决方案。(good solution processing network data packet loss algorithms. Especially in certain circumstances bandwidth, the solution to network bandwidth and data transmission, data transmission integrity of the optimum solution.)

聊天室源码，支持多人聊天，服务器端(Chat room source code, support for multiplayer chat, chat room source code, support for multiplayer chat,)

一个有用的网络聊天小程序，含有全部源代码，经过调试(a useful Internet chat small program containing all the source code, after debugging)

UDT网络传输协议开源包，是基于UDP的可靠传输协议，支持P2P，有现成的文件传输函数，速度比TCP快。(Open source packages of the UDT network transport protocol is UDP-based reliable transport protocol to support P2P, there is a ready-made file transfer function, the speed is faster than TCP.)

MFC界面的PING程序 输入主机地址或者IP地址 发送五次ICMP请求(PING procedure MFC interface type the host address or IP address to send five ICMP request)