检测是否网络连接（不论你是用

一个很好的IP包捕获程序，可以在包内看到详细的IP包内容，并且设置了过滤规则，可以按照规则得到自己想要的东西VC6.0下调试通过-a good IP packet capture procedures, the package can be seen in detail within the IP packet contents, and set up filtering rules, we can follow the rules of the things you want to debug through VC6.0

一个简单既网络嗅探器 可以看到源地址和目的地址-Both a simple network sniffer can see the source address and destination address

一个小小实用的网络流量软件，还不错。请大家使用使用-A small utility software, network traffic

首先安装Winpcap。 需要添加libnids，winpcap头文件与lib库。 若不需生成。exe，直接用Debug中的。exe即可。-First install the Winpcap. Need to add libnids, winpcap header files and lib library. If do not need to generate. exe, the direct use of Debug. exe to.

WinPcapNET 基于c#(源码)，不用多说快下载！-WinPcapNET on c# (FOSS), the answer faster download!

一个简单的工具，用来监听和分析在客户端和服务器之间通过TCP连接传送的数据-a simple tool to be used for monitoring and analysis of the client and server through TCP connection between the transmission of data

IP包监听程序 -IP packet sniffer

iphlpapi的一个很好的例子-iphlpapi a good example

SharpPCap is a PCAP that is implemented in C#.

一个截封包的工具.支持win9X和NT.-A cut-off packet tool. Support win9x and NT.