WinpCap开发包例子：1. devicelist.c 获得本机网络设备的列表 2. cappacket.c 抓取网络中的数据包 3. sendpacket.

这个实例实现了加入和离开组播组、在组播组中发送及接收数据、利用组播实现时间服务器、利用组播实现网络教学功能-this example realized join and leave multicast group, the multicast group to send and receive data and the use of time-servers multicast using multicast network teaching function

--- 服务端安装包。 ------安装后执行桌面上的Chat服务，方可提供连接聊天室。-- Server-side installation package. Installed on the desktop after the implementation of Chat services, be provided to connect the chat room.

tcpip端口监视portman-TCPIP port surveillance portman

用vc调用delphi实现的http上传-with vc call delphi achieve http upload

一个组播接收类， 一个组播接收类。-Category to receive a multicast, a multicast receiver category.

后台定时抓需要的链接存入数据库，用于各种网络信息的定时抓取。-background regularly grasping the need to link into databases, for a variety of network information regularly crawls.

这是osip官方网站上下载的，osip2的源代码。对学习osip很有帮助-This is the official website osip downloaded, osip2 source code. Very helpful for learning osip

这是完整的一个C/S的客户服务端程序！但是我希望加点功能！请大家帮帮忙，“我要做的是客户端和服务器正常运行的情况下，如果网络断了，（比如说我把网络弄掉了，然后再接好）过了一会网络恢复正常，客户端能自动连接到服务器端，不能人工干涉！ 我查了一些资料，在VC里有一个函数OnTimer(nIDEvent)可以定时产生事件！可以实现这个功能，但是我用了，还是连不上，请大家帮帮忙吧！做好后给我发到我的邮箱里！谢谢！-This is a complete C/S programe,but I hope put more function into it.Please help me.Fllowing is I ll want to do.When client is communicating with server normally,the network link is down. After while the link recovery(ie,I take the cable out from the computer then plug it in.)The Client can reconnect the server automatically not redo by human.I study some reference information to do it.There is a function OnTimer(nIDEvent) in VC can send event message periodically.But I still can t reconnect.Please help me to do it and then mail to me. Thanks.

校园网中的计算机使用一块网卡就可以实现校园网与外网无缝切换-Campus network using a computer network card can be achieved outside the campus network with seamless network switching

ipmsg206src,原版飞鸽传书源代码!! -ipmsg206src, Dove Chuanshu original source code!!