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Questions tagged [as400]

Questions about IBM AS/400 midrange computing platform, and its operating system OS/400.

3 votes
1 answer
224 views

I wrote an application that can open IBM floppy disk images. In the vast majority of cases (the System/23 being the only exception I have found yet) I can obtain a system identification string that ...
Borg Drone's user avatar
  • 2,298
4 votes
0 answers
171 views

I found a model i5 on eBay, expected delivery in about ten days. So I don't know yet if it is in working condition at all, but I am doing some homework beforehand. The IBM website was helpful, but ...
ABM K's user avatar
  • 570
13 votes
3 answers
956 views

I've had an IBM 9404 B-10 for some time and I'm curious about its assembly language. I'm fully aware the AS lines were designed with portability in mind as much IBM didn't seem to provide assembly ...
Borg Drone's user avatar
  • 2,298
4 votes
1 answer
422 views

I am considering the acquisition of an old IBM AS/400 midrange computer. The provider has stated the model is "9406 F2". I have dived into the AS/400 information provided by IBM in their own ...
Borg Drone's user avatar
  • 2,298
9 votes
2 answers
629 views

What was the last release of OS/400 to support CISC (i.e IMPI) hardware? And when was it released?
Simon Kissane's user avatar
19 votes
1 answer
832 views

This is about the AS/400 which is an IBM mini-computer launched in 1988. It lives on today after several name changes and considerable hardware and software changes. It is still often informally ...
badjohn's user avatar
  • 2,243
12 votes
1 answer
4k views

The IBM AS/400, formerly known as System/38, subsequently known as i (sic), is remarkable in being essentially the most future-proof of all the minicomputers, thanks among other things to the use of ...
rwallace's user avatar
  • 65.3k
4 votes
1 answer
380 views

The IBM System/38 or just S/38 was an IBM mini-computer launched in 1978. I don't know when IBM stopped marketing it but their AS/400 was released in 1988 and it was very easy to switch from the S/38 ...
badjohn's user avatar
  • 2,243
6 votes
1 answer
597 views

TL; DR: How can I connect two old AS/400 machines via SNA when the only transport mechanism between the physical locations is IP? AnyNet isn't an option, see below. A friend of mine and I have two IP ...
PoC's user avatar
  • 1,302