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Re: tcpdump: traffic connecting to another machine



On Fri, Apr 19, 2002 at 04:11:39PM +0000, Rory Campbell-Lange wrote:
> I'd like to run tcpdump on internal network traffice between our router
> and general workstations.
> 
> My laptop, on which I'm running tcpdump, is connected to the same switch
> as the router. However I can only get traffic between my machine and the
> router using tcpdump.
> 
> The switch is a managed switch. 
Can you manage the switch to give you a "monitor port" ?

The good on a switch is that not all workstations see all traffic.
The bad thing is that you cannot sniff on it like on a hub.
Its a feature not a bug!

Andreas Grabner


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