[ale] arp port

[krugerb at benning.army.mil (Bob Kruger)]

Joseph A Knapka wrote:

> Bob Kruger wrote:
> >
> > Anyone know which port must be opened up in a firewall so that you can
> > successfully arp a system?
>
> Arp is not an IP protocol; it runs directly on the link
> layer, between systems on the same physical network segment.
> You have no hope of successfully arp-ing a box on a different
> segment.
>

Joe;

Many thanks.

Any ideas on how to ID the MAC address for a system in another network
segment?

Regards - Bob Kruger

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