[HECnet] Oldest VAX/VMS for VAX-11/730 on HECNET

Johnny Billquist bqt at softjar.se
Thu Dec 9 14:24:30 PST 2021


On 2021-12-09 21:30, Mark J. Blair wrote:
> 
> 
>> On Dec 9, 2021, at 4:09 AM, Johnny Billquist <bqt at softjar.se> wrote:
>>
>> I suspect you might get even 3.5 working. But you need to go into NCP and change a thing.
>>
>> At least with RSX, you have a parameter that tells which is the highest node number it should handle, and if you see, or configure, a number higher than that, you'll get some kind of error similar to what you have described above.
>>
>> In RSX, this is the EXECUTOR parameter MAXIMUM ADDRESS. Check if you don't have that one, and what it's set to in 3.5, 3.7 and 4.0.
>> You might also want to check for MAXIMUM AREA while you're at it...
> 
> 
> That was the clue I needed. Thank you!

Excellent!

>> $ mc ncp
>> NCP>DEFINE EXECUTOR MAXIMUM ADDRESS 1023
>> NCP>EXIT
> 
> I think I didn't see MAXIMUM AREA in 3.7, but it appears in NCP later on.

That parameter would only make sense if you are an area router. I wonder 
if 3.7 could be that...?

   Johnny

-- 
Johnny Billquist                  || "I'm on a bus
                                   ||  on a psychedelic trip
email: bqt at softjar.se             ||  Reading murder books
pdp is alive!                     ||  tryin' to stay hip" - B. Idol


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