[SATLUG] A challenge for all seasoned experts :-)

Joe null.div.zero at gmail.com
Sun Jan 26 23:25:43 CST 2014


Sorry, guys.  I was tuned out (busy sunday).  I'll look at the pxe emu more
closely and get back to you tomorrow.
On Jan 26, 2014 10:14 PM, "Borries Demeler" <demeler at biochem.uthscsa.edu>
wrote:

> Daniel,
>
> thanks for the offer, but I found another 3.5 floppy that works and
> can just copy stuff off using the floppy drive. But I still am interested
> in getting the network to work on this.
>
> I had another idea: some supersmall linux with 3c509 modules that runs in
> 4 MB or RAM and has some basic utils to mount FAT16 fs and maybe netcat to
> dump stuff out? Alternatively, it would be nice if I could just get some
> sort
> of tcpip network to work on this DOS system. The PXE boot emulator sounds
> nice
> if I can find a copy of this win2003 server program...
>
> -b.
>
> On Sun, Jan 26, 2014 at 09:51:05PM -0500, Daniel Villarreal wrote:
> > Borries,
> > Have you considered using an old parallel-port Iomega zip drive? I
> > have a spare one I can loan you, if you need it... if you don't mind
> > shipping back to NY.
> >
> > regards,
> > Daniel Villarreal
> > http://youcanlinux.org/
> >
> > On Sun, Jan 26, 2014 at 5:14 PM, Borries Demeler
> > <demeler at biochem.uthscsa.edu> wrote:
> > > THis sounds like a great way to do it - however, I cannot find
> rbfg.exe on
> > > any of my windows systems. I looked at win2k, XP and 7. Is there a
> place
> > > where I can get a copy or is there an alternative? I did get the floppy
> > > driver replaced and it is working now. I also tried to read the
> harddrive
> > > with my USB adapter, but it must be pre-PATA because it is not
> recognized.
> > > In the BIOS it is listed as "TYPE 40". When hooked up directly to the
> PATA bus
> > > on another computer the drive isn't recognized.
> > >
> > > So, I guess I could copy everything off the drive via floppy now, or
> > > try to get the rbfg.exe file somewhere...
> > >
> > > Thanks for the tip!
> > > -b.
> > >
> > > On Sun, Jan 26, 2014 at 01:57:20PM -0600, Joe wrote:
> > >> Definately,  PXE!   Fix that floppy drive. Then you can use a pxe
> emulator (
> > >>
> http://www.lockergnome.com/windows/2006/03/22/create-a-pxe-emulator-boot-floppy/
> ).
> > >> You still then need a pxe service provider.  You could use a Vm, maybe
> > >> running Amanda, or some other image management software.  It's a bit
> of
> > >> additional work.  But, once it's done, you can boot any computer on
> your
> > >> network from the nic and backup or restore through the network.
> > >>
> > >> On Sunday, January 26, 2014, Borries Demeler <
> demeler at biochem.uthscsa.edu>
> > >> wrote:
> > >>
> > >> > On Sun, Jan 26, 2014 at 01:20:27PM -0600, Bruce Dubbs wrote:
> > >> > > Borries Demeler wrote:
> > >> > > >Here is a challenge for all you seasoned experts with previous
> DOS
> > >> > experience:
> > >> > > >
> > >> > > >I have recently revived an old but excellent spectrophotometer
> that was
> > >> > built
> > >> > > >on top of a 486 motherboard. Miraculously, the motherboard still
> works
> > >> > (after
> > >> > > >resetting the bios with some jumper surgery), but now I am
> facing a
> > >> > second
> > >> > > >hurdle: The spectrophotometer has a bad 3.5" floppy drive that
> was used
> > >> > to output
> > >> > > >the data. All floppies I have tried fail to be recognized,
> although
> > >> > > >they work fine on some other computer which has a floppy drive.
> > >> > >
> > >> > > Wow.  DOD-3.3 was released in April, 1987.  The i486 was released
> in
> > >> > > 1989.  The first thing I'd do is try to replace the floppy drive
> so
> > >> > > I could get some sort of input or output.
> > >> > >
> > >> > >
> > >> > >  So forget
> > >> > > >the floppies - don't want to deal with them anyway. There is an
> old
> > >> > 3c509
> > >> > > >network card (isa) in this spectrophotometer that has a
> (presumably)
> > >> > 10baseT
> > >> > > >cat 5 ethernet connector. The whole system is running MSDOS DOS
> 3.3.
> > >> > > >The software controlling the spec needs DOS (its not a windows
> program).
> > >> > >
> > >> > > Any possibility of running the program in a virtual system on a
> > >> > > modern machine?  What's the interface to the HW?  Is it a simple
> > >> > > serial port or some kind of proprietary connection?
> > >> >
> > >> > That's the problem, there are about 6 ISA controller boards in
> there,
> > >> > so I couldn't move the system to a newer hardware where that would
> be
> > >> > an option, as nice as it would be - but then there would be the
> question
> > >> > of making all the interrupts and I/O addresses work as
> well...anyway,
> > >> > I don't know how to get around that.
> > >> >
> > >> > > >So, right now everything is stored on an old 40 MB (!) seagate
> > >> > harddrive,
> > >> > > >which also miraculously still works. I want to first make a
> backup of
> > >> > the
> > >> > > >whole system and then find some backup hardware that can be
> retrofitted
> > >> > > >onto the old motherboard in case other stuff fails - the spec is
> really
> > >> > > >high quality and I would hate to lose it. The controller boards
> are all
> > >> > > >ISA and so I cannot use a new motherboard.
> > >> > >
> > >> > > You could remove the HD and put it into a modern system for
> copying.
> > >> > > You can use an ide to sata connector:
> > >> > > http://www.amazon.com/IDE-SATA-Adapter/dp/B000RK89M4 if you can't
> > >> > > find a system with ide.  My 2005 Dell has an ide for the CD-ROM.
> > >> >
> > >> > I could do that, I have one of these devices - good idea, but not a
> > >> > permanent solution for transferring files.
> > >> >
> > >> > > 00:1f.0 ISA bridge: Intel Corporation 82801FB/FR (ICH6/ICH6R) LPC
> > >> > > Interface Bridge (rev 03)
> > >> > > 00:1f.1 IDE interface: Intel Corporation 82801FB/FBM/FR/FW/FRW
> (ICH6
> > >> > > Family) IDE Controller (rev 03)
> > >> > >
> > >> > > >For now, I would be happy to somehow just get the 3c509 network
> card to
> > >> > > >work under dos 3.3 and hook up an ethernet cable and be able to
> dump
> > >> > files
> > >> > > >out over the network. Now I forgot pretty much anything about DOS
> > >> > networking
> > >> > > >and wouldn't know where to get the files. I can probably find an
> old
> > >> > driver
> > >> > > >on the harddrive for the 3c509 card, but maybe there is
> something else
> > >> > > >available? What is the best way to network this old computer,
> and where
> > >> > > >could I find the necessary software?
> > >> > > >
> > >> > > >command line ftp, scp, rsync or similar would be fantastic, am I
> asking
> > >> > > >for too much? What are my options here? The machine has 4 MB of
> RAM, and
> > >> > > >is a 486. I *might* be able to find some more RAM for this if
> this is
> > >> > > >necessary.
> > >> > >
> > >> > > I'd be interested in how DOS 3.3 addresses 4MB.  Standard DOS was
> > >> >
> > >> > Only as a ram drive. It is not until you install a 32 bit OS like
> win3.1
> > >> > that you can actually use the RAM > 640 kb. Question is: How do I
> get
> > >> > a tcp/ip network set up under DOS?
> > >> >
> > >> > > only 640K, but there was the ability to swap memory via the
> eXtended
> > >> > > Memory Specification (XMS).  This was in the application of course
> > >> > > since DOS was only a program loader, not an operating system.
> > >> > >
> > >> > > Interesting project.  Good luck.
> > >> > >
> > >> > >   -- Bruce
> > >> > >
> > >> > > --
> > >> > > _______________________________________________
> > >> > > SATLUG mailing list
> > >> > > SATLUG at satlug.org <javascript:;>
> > >> > > http://alamo.satlug.org/mailman/listinfo/satlug to
> manage/unsubscribe
> > >> > > Powered by Rackspace (www.rackspace.com)
> > >> > --
> > >> > _______________________________________________
> > >> > SATLUG mailing list
> > >> > SATLUG at satlug.org <javascript:;>
> > >> > http://alamo.satlug.org/mailman/listinfo/satlug to
> manage/unsubscribe
> > >> > Powered by Rackspace (www.rackspace.com)
> > >> >
> > >> --
> > >> _______________________________________________
> > >> SATLUG mailing list
> > >> SATLUG at satlug.org
> > >> http://alamo.satlug.org/mailman/listinfo/satlug to manage/unsubscribe
> > >> Powered by Rackspace (www.rackspace.com)
> > > --
> > > _______________________________________________
> > > SATLUG mailing list
> > > SATLUG at satlug.org
> > > http://alamo.satlug.org/mailman/listinfo/satlug to manage/unsubscribe
> > > Powered by Rackspace (www.rackspace.com)
> > --
> > _______________________________________________
> > SATLUG mailing list
> > SATLUG at satlug.org
> > http://alamo.satlug.org/mailman/listinfo/satlug to manage/unsubscribe
> > Powered by Rackspace (www.rackspace.com)
> --
> _______________________________________________
> SATLUG mailing list
> SATLUG at satlug.org
> http://alamo.satlug.org/mailman/listinfo/satlug to manage/unsubscribe
> Powered by Rackspace (www.rackspace.com)
>


More information about the SATLUG mailing list