Hey all,<P>I've written some code to ping. I have two versions, one that uses icmp.dll and one that uses raw sockets. Both work just fine.<P>The problem with raw sockets is that it must be run under ...

When we began this series, we discussed the ICMP (Internet Control Message Protocol). This protocol is the basis for two widely used applications, ping and traceroute. In this lesson and the next, we ...

通信パケットの種類と方向に合わせて、まるでケーブル内を光るパケットが流れているかのように見せるLANケーブル「イルミパケット」を使って、プロトコルの1つであるインターネット制御通知プロトコル(ICMP)の流れを見ることができるムービーがasoさんに ...

The current IP address scheme of 32-bit words is fast becoming inadequate. It would appear that 2 32 = 4 294 967 296 combinations of addresses should be enough for everybody, but in practice this is ...