Subject: Re: Fwd: MAC / IP conflict
From: Filippo Carone <f.carone@fastwebnet.it>
To: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
In-Reply-To: <405D239B.30602@mail.portland.co.uk>
References: <405D239B.30602@mail.portland.co.uk>
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Date: Sun, 21 Mar 2004 18:48:15 +0100
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Il dom, 2004-03-21 alle 06:09, Jad Saklawi ha scritto:
> ----- Forwarded message from Hisham Mardam Bey -----
>     Date: Sun, 21 Mar 2004 13:52:59 +0200
> 
> In short, I need to detect when someone on the network uses my MAC and
> my IP address.
> 
> Longer story follows. I am on a LAN which might have some potentially
> dangerous users. Those users might spoof my MAC address and additionally
> use my IP address, thus forcing my box to go offline, and not be able to
> communicate with my gateway. What I need is a passive way to check for
> something of the sort, and perhaps a notofication into syslog (the
> latter is not very important).

maybe using ettercap would ease the task of finding spoofers

Cheers,
Filippo Carone


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