Cisco and ARP troubles
jay
jay at musubi.org
Thu Apr 12 09:15:04 PDT 2001
On Thu, 12 Apr 2001, Warren Togami wrote:
> > is the switch behind the pix a cisco? you might have port security
> > turned on and if whoever configured it was trapping for mac address
> > changes, you may have triggered a shutdown of that port when you
> > initially switched firewalls. er, i think the command is something
> > like "sh port <port>".
>
> Yes, Cisco switch. This port security thing can tell the difference between
> two different Ethernet interfaces that are given the same MAC address?
it shouldn't be able to, but you might have triggered the configured
behavior (i.e. shutdown or restrict) when you initially swapped out
machines. what model catalyst is it? you should check if it has port
security as one of its features before you waste any time on this.
=jay
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