[Info-vax] Kermit on Itanium VMS

[Richard B. Gilbert]

Ken Fairfield wrote:
> On Dec 30, 12:45 pm, "Richard B. Gilbert" <rgilber... at comcast.net>
> wrote:
>> glen herrmannsfeldt wrote:
>>> In comp.os.vms Frank da Cruz <f... at panix.com> wrote:
>>> (snip)
>>>> VMS is one of the few surviving OS's that pays serious attention to the
>>>> now deprecated if not forgoteen concepts of stability and backwards
>>>> compatibility from one release to another, so any VMS / IA64 binary that
>>>> you find in the archive:
>>> As I understand it, z/OS will still run OS/360 load modules, such
>>> as the PL/I compiler written and assembled over 40 years ago.  
>>> I don't believe the VMS currently can run any binaries over 40
>>> years old.
>>> -- glen
>> Err. . .  How about RSX images in compatibility mode on a VAX 11/780 or
>> 11/750?
>>
>> After all these years I have a little difficulty imagining why anyone
>> would want to but given sufficient incentives it's possible to do it.
> 
> Correct me if I'm wrong, but I thought compatibility mode was
> dropped after VMS 3.x.  I do know that it stopped being shipped
> as part of base VMS, i.e., for at least a while it was a separately
> licensed product, but is it still available on VMS/VAX 7.3?
> 
>     -Ken

It was alive and well under 3.7.  I think you might have to resurrect a 
VAX 11/7xx machine and a copy of VMS V3.x in order to do it today.

I question if this is a real problem for anyone today.  If it is, I feel 
sorry (but not too sorry) for those responsible!