> >>What about sniffing inside a firewall. Is there any way yet of possibly detecting a sniffer? > > I participated in a study of this sometime back. Summary, not very likely. <snip> Unless, of course, the network admin has access to all machines within the firewall and (s)he can get the NIC to report that it is in promiscuous mode. -Arve. Arve Kjoelen Southern Illinois University Edwardsville, IL 62026 akjoele@ee.siue.edu