Discussion:
2nd level console
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EXT / DUBOIS Laurent
2006-01-24 10:21:48 UTC
Permalink
Hi,
I'd like to know if some of you knows a way to access from my first
level the 3270 console from a second level system.

We are running TPF test systems under our z/VM and I'd like to have a
view of the 3270 TPF main console.

Actually, the TPF test systems are running 3215 mode and we have access
to the console as secondary users (the view is available with
VM/Operator), or through the spool with VM/Spool.

We are expecting to change the 3215 console to a 3270 one. When it is
done, I don't have any access to the console .

Any idea ?

:-) Laurent Dubois
Rob van der Heij
2006-01-24 11:19:53 UTC
Permalink
Post by EXT / DUBOIS Laurent
We are running TPF test systems under our z/VM and I'd like to have a
view of the 3270 TPF main console.
You're aware that the secondary user does not see the output anymore
when you reconnect or are logged on? (unless you have used 'SET
OBSERVER')
And if your console is 3270 you have no secondary user output at all.
Post by EXT / DUBOIS Laurent
We are expecting to change the 3215 console to a 3270 one. When it is
done, I don't have any access to the console .
You mean CMS complains when you change the console type?
That's right, CMS only uses TERM CONMODE 3215. You would typically
start a 3270-capable guest like this:
/* */
'CP TERM CONMODE 3270' || '15'x || 'IPL xxx'

Rob
--
Rob van der Heij rvdheij @ gmail.com
Velocity Software, Inc
EXT / DUBOIS Laurent
2006-01-24 11:33:41 UTC
Permalink
Rob
I'm aware of all what you said.

The TPF user still stays disconnected in order to have the console available under VM/Operator.
Yes we'll start it with term conmode 3270 ...

But my question still remains the same : is it possible to have the 3270 data stream accessible from the 1st level system (as if I did a view in the spool for example or in a view like the secondary console). ??

:-) Laurent Dubois - Equipe VM




_____

Laurent Dubois
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* 03 28 55 63 88 - 22 53 88
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SNCF - DSIV XS MM Systeme VM
Centre Informatique de Lille
Pont de Tournai - 59041 LILLE CEDEX
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-----Message d'origine-----
De : VM/ESA and z/VM Discussions [mailto:VMESA-***@LISTSERV.UARK.EDU]
Envoyé : mardi 24 janvier 2006 12:20
À : VMESA-***@LISTSERV.UARK.EDU
Objet : Re: 2nd level console
Post by EXT / DUBOIS Laurent
We are running TPF test systems under our z/VM and I'd like to have a
view of the 3270 TPF main console.
You're aware that the secondary user does not see the output anymore when you reconnect or are logged on? (unless you have used 'SET
OBSERVER')
And if your console is 3270 you have no secondary user output at all.
Post by EXT / DUBOIS Laurent
We are expecting to change the 3215 console to a 3270 one. When it is
done, I don't have any access to the console .
You mean CMS complains when you change the console type?
That's right, CMS only uses TERM CONMODE 3215. You would typically start a 3270-capable guest like this:
/* */
'CP TERM CONMODE 3270' || '15'x || 'IPL xxx'

Rob
--
Rob van der Heij rvdheij @ gmail.com
Velocity Software, Inc
Rob van der Heij
2006-01-24 11:57:15 UTC
Permalink
Post by EXT / DUBOIS Laurent
But my question still remains the same : is it possible to have the 3270 data stream accessible from the 1st level system (as if I did a view in the spool for example or in a view like the secondary console). ??
The primary console is kind of special in 3215 mode since CP simulates
the real device. For the rest of them, you need to have a terminal
dialed to the guest or your I/O to the virtual device will fail. For
2nd level VM systems you define a GRAF and DIAL to it to get a 'local
3270' on the 2nd level system.
And then there's applications like VSCS or TCP/IP that simulate a
device through CP's logical device support.

Rob
--
Rob van der Heij rvdheij @ gmail.com
Velocity Software, Inc
David Boyes
2006-01-24 14:37:48 UTC
Permalink
Post by EXT / DUBOIS Laurent
I'd like to know if some of you knows a way to access from my
first level the 3270 console from a second level system.
We are running TPF test systems under our z/VM and I'd like
to have a view of the 3270 TPF main console.
Wouldn't we all. All-3270-mode consoles are one of IBM's less attractive
"improvements" for guests.
Post by EXT / DUBOIS Laurent
We are expecting to change the 3215 console to a 3270 one.
When it is done, I don't have any access to the console .
Any idea ?
Here's one way:

1) Gen the guest to have the console at a fixed address NOT 009 or 01F
(I use 11F).

2) Define a 3270 device at the fixed address using a SPECIAL 11F 3270
card in the directory entry.

3) Obtain a copy of RXLDEV (a REXX function package that allows you to
manipulate a device)

4) write an exec that creates a LDEV, DIALs to the special address and
starts receiving console output. You then log the output like you used
to.

You can then use VINPUT to send commands back. Ugly, isn't it? It'd be
really nice if someone with more influence convinced IBM that losing
line-mode console support is a Really Bad Idea, but c'est la vie.

(It's too bad that Princeton's VM system is finally dead. Melinda Varian
wrote a wonderful set of tools for dealing with this. I don't know
whether she saved any of that stuff -- I'll drop her a note and see if
she's got it socked away somewhere.)

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