Re: Sniffing on a switch

From: Marlen Caemmerer (nosy@c-base.org)
Date: Sat Oct 29 2005 - 04:48:03 EDT


On Thu, 27 Oct 2005, Andy Meyers wrote:

>
> Now i know people say you "cant" sniff on a switch and I know about ARP
> poisoning and MAC flooding. But there has to be another way. I have heard
> too many stories about "he sniffed my AIM conversation on a Cisco switch"
> (an example is in the most recent version of 2600). Does anyone know of any
> technique how to do this? Can you ARP poison a switch?
>

Some of the switches and routers from cisco have a monitor command where
you give a port you want to have a copy of the traffic from and a second
monitor command for the port where you want the copy of the traffic to
appear.

Cheers
         nosy

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