>> The main function of a switch is to keep irrelevant packets away from >> hosts, but packets to unknown (to the switch) hosts get sent >> everywhere, just like a Hub would do. >> > >yes - thanks all, it appears its a cross network 'issue' > >thanks If you're trying to get a MAC address across your own switches, you could try walking the switch's forwarding table (assuming SNMP availability). It's a cheesy way but works! -Chris ------------------------------------------------------------------------------ "This electronic message transmission contains confidential or privileged information from Mount Carmel . The information is intended for use by the individual or entity named above. If you are not the intended recipient, be aware that any disclosure, copying, distribution or use of the contents of this information is prohibited. If you have received this electronic transmission in error, please notify us immediately by telephone (614-234-8700) or by electronic mail (exchange at mchs.com)." ==============================================================================