[rescue] ATT 3b2's WAS:::Re: looking for IBM System/36 software

Dave McGuire mcguire at neurotica.com
Sat Mar 28 23:49:05 CDT 2015

On 03/29/2015 12:46 AM, Josh Dersch wrote:
>>    Very cool.  Do you remember how to crack the password?  Those sorts of
>> things generally don't pose much of an obstacle for me, especially in
>> the UNIX world, but this one is tough.  My next step was to connect the
>> system disk (it's SCSI) to a NetBSD or Linux box and use a raw sector
>> editor to zero out the field in /etc/passwd.  That will be a hassle,
>> however, so if you know of a better way, I'd love to hear it.
> I'll jump in here, with the caveat that it's been a long time since I've
> done it *and* you'll need a working install floppy (which can be
> recreated from images on the 'net) or tape (which can also be done,
> assuming you have a tape drive without a capstan roller that's turned to
> tar).
> Boot from the installation floppy/tape; at the initial install menu it
> gives you, type in "magic mode" and hit enter; the install script will
> say "POOF" and from that point you'll have a shell option in the menu --
> choose that, mount your hard disk and the rest should be pretty
> straightforward.
> Depending on the availability of boot media, just editing the sectors on
> another machine might be easier :).

  Hey Josh!  Understood, thanks for the additional info.  I've saved off
both of these posts for the next time I dig into that machine.  It has
an Ethernet board, so I'm pretty hot to get it running and online.


Dave McGuire, AK4HZ
New Kensington, PA

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