Re: Character-based (Green screen)/twinax systems? -- MIDRANGE-L

Just put Access Client Solutions on a MAC. That simplifies the end user
client device!

Tim

Tim Rowe, timmr@xxxxxxxxxx
Business Architect Application Development & Systems Management for IBM i
IBM i Development Lab, Rochester, MN
(507) 253-6191 (Tie) 553-6191

http://www-03.ibm.com/systems/power/software/i/are/index.html

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Today's Topics:

1. Re: Character-based (Green screen)/twinax systems?
(Bernard McNeill)

----------------------------------------------------------------------

message: 1
date: Sat, 16 Jan 2016 17:08:55 +0000
from: Bernard McNeill <bm.email01@xxxxxxxxx>
subject: Re: Character-based (Green screen)/twinax systems?

If the substitute for a dumb terminal is a PC running IBM i Access
Client
Solutions (under Windows or Linux), doesn't that mean more work
administering Windows or Linux on all the client PC's?

And, running Windows / Linux on those PC's adds further points for
software
failure?

Best regards

On Sat, Jan 16, 2016 at 4:13 PM, DrFranken <midrange@xxxxxxxxxxxx>
wrote:

> Ha! My dad was an expert at soldering and taught me not to do that.
:-) :-)
>
> One day while trying to get a new Twinax across the office we were up
on
> the mezzanine looking across the top of the office ceiling which was
just
> drop in fiberglass 2x4 panels covered in 6" of blown cellulose fiber
> insulation. My Boss tied a bearing to a string intending to throw it
across
> the ceiling to the far wall which was open to the warehouse. He threw
too
> high and hit a building support beam. It bounced back and then dropped
> straight through the ceiling landing on the desk of one of the sales
guys
> who was on the phone at the time. The cellulose crap came down with it
and
> the tile. Soon as the call was over he 'uttered words' :-) :-) :-)
>
> - Larry "DrFranken" Bolhuis
>
> www.Frankeni.com
> www.iDevCloud.com - Personal Development IBM i timeshare service.
> www.iInTheCloud.com - Commercial IBM i Cloud Hosting.
>
> On 1/16/2016 11:03 AM, Jim It wrote:
>
> Larry,
>>
>> I can add to that. How about putting your arm down on the paddle
>> Soldering arm?
>>
>> People today have no idea how good they have it. Back in my day, I
ran
>> the cabling, did all the connections, made the configuration changes
and
>> everything else needed.
>>
>> Once everything went IP, everything has been a million time better.
>>
>> Jim
>>
>>
>> ________________________________________
>> From: MIDRANGE-L <midrange-l-bounces@xxxxxxxxxxxx> on behalf of
>> DrFranken <midrange@xxxxxxxxxxxx>
>> Sent: Friday, January 15, 2016 10:10 PM
>> To: Midrange Systems Technical Discussion
>> Subject: Re: Character-based (Green screen)/twinax systems?
>>
>> You MUST have known different people than I!! There were only a
million
>> ways to mess up twinax. Some of my favorites:
>>
>> Connect a terminal to a non-grounded outlet. Eventually it fed 110V
back
>> up the shield of the twinax, dumfounding all devices on the string.
(AND
>> Shocking the hardware guy that came to swap the printer!)
>>
>> Leave the extra twinax cable length laying on top of a fluorescent
light
>> fixture. Every time the light was turned on or off the surge would
>> clobber every terminal on the line.
>>
>> People who rearranged their office or desk and disconnected the
terminal
>> taking down everyone on the string. Several times they just yanked
the
>> twinax out of the connector.
>>
>> Cleaning people who while cleaning disks would inadvertently flip
>> switches.
>>
>> Guy hanging picture in the hallway with long screw that radar locked
on
>> the twinax in the wall, shorting it out. Yeah took a while to find
that
>> one!
>>
>> Seriously in every place I worked with Twinax (and there were many)
>> problems were routine.
>>
>> Once it was migrated to active patch panels using Cat 5 and baluns it
>> got a lot better as for the most part screwing up one terminal
screwed
>> up JUST that one terminal but it still was far from 'rock solid
reliable!'
>>
>> - Larry "DrFranken" Bolhuis
>>
>> www.Frankeni.com
>> www.iDevCloud.com - Personal Development IBM i timeshare service.
>> www.iInTheCloud.com - Commercial IBM i Cloud Hosting.
>>
>> On 1/15/2016 2:25 PM, Justin Taylor wrote:
>>
>> I agreed about the rock solid reliability of old twinax hardware.
>>> Unfortunately, twinax is no longer supported on current hardware.
>>>
>>> You can do still do 5250 emulation. While still fully supported,
it's
>>> rather antiquated and not something I would try to get into now.
>>>
>>>
>>>
>>> -----Original Message-----
>>> From: Bernard McNeill [[2]mailto:bm.email01@xxxxxxxxx]
>>> Sent: Friday, January 15, 2016 11:14 AM
>>> To: midrange-l@xxxxxxxxxxxx
>>> Subject: Character-based (Green screen)/twinax systems?
>>>
>>> Hello,
>>>
>>> (Very!) many years ago I worked with a s/38 using dumb char-based
>>> terminals (including op console).
>>> It was a successful setup.
>>> Everything was very simple, and very, very reliable.
>>>
>>> Now I am in a position to influence some IT.
>>>
>>> So, my question:
>>> Does the system i (or whatever the S/38 is currently called today)
allow
>>> for simple dumb terminal, twinax connectivity?
>>>
>>> Best regards
>>>
>>> --
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