Subject: Re: Ethernet transceiver heartbeat (was Re: VAXstation 2000 netboot)
To: Eric Smith <eric@brouhaha.com>
From: Nigel Johnson <nw.johnson@ieee.org>
List: port-vax
Date: 03/01/2000 22:10:30
FWIW I had a client that insisted I replace a DEQNA with one of the same
address once, so I just swapped the proms and he was happy. So it can be
done.

regards,
Nigel Johnson VE3ID

Eric Smith wrote:

> Chuck McManis <cmcmanis@mcmanis.com> posted a bunch of useful info
> about the DELQA and its variants.  Thanks!
>
> > DEQNA's [...]  They are unique in that they
> > can allegedly change their MAC address by replacing an on board PROM.
>
> Should be possible on the DELQA as well.  Both the turbo and non-turbo
> ones that I've seen have a socketed PROM for the address.  I think both
> the DEQNA and DELQA use an 82S23 PROM (32 bytes) for this, though I
> haven't tried swapping them.