On Tue, 28 Apr 2009 18:10:17 -0400 Robert Coggins <ale at cogginsnet.com> wrote: > If you are on a switch you may not be able to capture the packets for > other IPs. You need a hub. Unless I am missing something else > here... > Correct. If you want to do this on a switch then you need a switch that will mirror ports for the purpose of sniffing. Cisco is one such example.