I believe that the 3500 Catalyst series will even let you monitor ports on
other switches if you want. Check into it, but I think you can.
""NetEng"" <[EMAIL PROTECTED]> wrote in message
99bbkk$p8a$[EMAIL PROTECTED]">news:99bbkk$p8a$[EMAIL PROTECTED]...
> We have had a pissing match lately and here's the details. One person
states
> that a VLan can not be sniffed because it is on a different subnet. The
> other person says it can becuase it's physically on the same switch. I
think
> you can to a point. Here's what I mean; let's say we have a 3524 with two
> Vlans, VLAN1 (we'll call it InfoSys), and VLAN2 (called HR). If I have a
> sniffer running on InfoSys, I should be able to sniff traffic on my subnet
> as well as traffic from HR to InfoSys (ie HR employee accessing mail
server
> on InfoSys), right? The only difference is that the source MAC address
would
> change. I should not be able to sniff traffic local to HR (ie an employee
> accessing accounting software) right? What's the rub?
>
>
>
>
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