[TriLUG] finding a MAC address

[Jason Watts]

... Block by the mac address and wait for someone to complain about their
Inet not working.  Might not be the best strategy... but I'm sure someone
would notice and complain after a while.

note:  I take no responsibility for any job loss.



On Fri, Aug 15, 2008 at 11:03 AM, Christopher L Merrill <
chris at webperformance.com> wrote:

> Matthew Pusateri wrote:
> > I take it, that you do not have managed switches that you could look
> > in, to find the MAC address on a specific port?
>
> No, but our firewall is a BSD box.  I did "arp -a" on that and
> got a list of IPs and MACs, but none of them match the MAC address
> that is causing the problem.
>
> AFAIK, the only thing on our network that is NATing is the firewall
> and the firewall is the only way to get out of our network. So my
> understanding is that it it is on our network and is going outside,
> it MUST be seen by the firewall.  Is that right?
>
> Chris
>
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> ------------------------------------------------------------------------ -
> Chris Merrill                           |  Web Performance, Inc.
> chris at webperformance.com                |  http://webperformance.com
> 919-433-1762                            |  919-845-7601
>
> Website Load Testing and Stress Testing Software & Services
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