一款抓包程序并可以设置过滤的纯VB代码.-A-capturing Packet procedures can provide filtration and the pure VB code.

Socket sniffer + code-Socket sniffer+ code

SocketSniff allows you to watch the Windows Sockets (WinSock) activity of the selected process. For each created socket, the following information is displayed: socket handle, socket type, local and remote addresse