> Are you not using managed switches? Certainly.
> It takes me about 1 second to find exactly which device and which port > a device is connected to. Once you know that; you have a pretty nice > collection of statistics and log messages that usually tell you > exactly what is wrong. Here is where we differ. In my universe, finding which device and port has a particular MAC address is only a small part of L2 troubleshooting. In any case, I guess we'll find out in a decade or so how popular large flat L2 networks are going to be. Steinar Haug, Nethelp consulting, sth...@nethelp.no