From: Bob Sinclair (bsin@cox.net)
Date: Mon Jan 06 2003 - 17:34:10 GMT-3
James,
My two cents: port security looks at source mac addresses entering the
port, so I don't think it will be triggered by multicasts, either in or out
the port. Multicast mac addresses never show up as source addresses.
-Bob
----- Original Message -----
From: "Walker, James - Is" <JWALKER2@PARTNERS.ORG>
To: <ccielab@groupstudy.com>
Sent: Monday, January 06, 2003 3:08 PM
Subject: Port Security
> I have a question for the masses.
>
> We are using port security on our catalyst switches and we allow only 1
mac
> address per port.
>
> Question:
> If there is a multicast traffic coming (source) or going (group member),
would
> the catalyst see the multicast mac address and shut the port down?
Multicast mac
> address does get added to the cam table.........
>
> Am I correct in my assumption?
>
> Allowing 2 mac addresses per port by using 'set port security x/x maximum
2' is
> not an option.
> .
.
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