On Wed, 7 May 2008 21:47:51 -0400 "Clonch, Christopher A." <cclonch2 at mchs.com> wrote: > >> 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! This will only work on a local network: once you have the IP address, you can do an arp -v You cannot get the MAC address of a routed IP address, it only exist on a local network. -- Thanks http://www.911networks.com When the network has to work