On Tue, Aug 17, 1999 at 10:53:49PM +0000, Vilius Benetis wrote:
> Hello everybody,
>
> Maybe someone know how to bind ARP and IP together for the reason that
> only some (dedicated) NIC could get out through masquerading?
>
> Situation is such, that now in the protected part users can change there
> IP do some jokes around in the world and hide there trails as only IP is
> logged on linux firewall. How to make so, that if user changes it's IP, he
> wouldn't able to get on the net (there are about 150 fidget users
> with computers behind the firewall).
>
> I've searched for managing tools of this kind on the internet, but
> failed.
>
> Maybe somebody can help?
>
> Sincerely,
> Vilius Benetis
>
Install arpwatch on the firewall. If somebody changes their IP address,
you will know exactly who did it. Arpwatch will email you with the Ip
addresses and MAC addresses whenever something changes. It has saved my
butt several times...
-Erik
--
Erik B. Andersen Web: http://www.xmission.com/~andersen/
email: [EMAIL PROTECTED]
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