Re: Port Security

From: Tim Fletcher (tim@fletchmail.net)
Date: Mon Jan 06 2003 - 18:05:13 GMT-3


If I recall correctly, port security only looks at the source MAC address
of frames coming in on that interface. Since you should never see a
muticast address as a source address, you should have no problem.

-Tim Fletcher

At 03:08 PM 1/6/2003 -0500, Walker, James - Is wrote:
>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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