RE: Identifying a computer

["Mike" <mike () superiorholidayadventures ca>]

How are you sharing your bandwidth?  Can you use this device to block
all traffic from the IP that's giving you a hard time?

Mike Fetherston

> -----Original Message-----
> From: Cheetah [mailto:cheetahx () online no]
> Sent: Wednesday, December 03, 2003 10:38 AM
> To: security-basics () securityfocus com
> Subject: Identifying a computer
>
> Hello.
>
> I am helping the sysadmin on my local LAN to manage the network, etc.
> We have limited internet-bandwidth, and therefore it is necessary to
make
> sure no-one
> is taking to much of the bandwidth, as others will not be able to use
the
> internet connection.
>
> For the last 2 days, a new IP has appeared, and it is constantly using
a
> lot
> of bandwidth.
> We have a linux-server running DHCP, DNS and the internet-connection.
I
> have
> checked the
> dhcpd.leases file, but the IP isn't there. I have also tried to ping
and
> scan this IP, but the computer
> is running a strong firewall, shows no open ports and doesn't even
respond
> to pings.
>
> Is there any way I can get some information out of this computer
without
> running around
> and asking everyone what their IP is?
>
> Tore
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