RE: [Redhat-s390-list] multiple CTC device declarations

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Michael,

Yes.  The documentation says you're supposed to be able to do what you're
trying to do, but I never got it to work.  Instead, just have multiple
chandev parameters in the file (or in /etc/) like this:
chandev=ctc0,0x2002,0x2003 chandev=ctc1,0x2001,0x2002

Mark Post

-----Original Message-----
From: Michael K Lambert [mailto:mlambe7@lsu.edu]
Sent: Friday, January 04, 2002 11:15 AM
To: redhat-s390-list@redhat.com
Subject: [Redhat-s390-list] multiple CTC device declarations


Happy new year to everyone.

I've been having trouble establishing multiple CTC connections on a Red Hat
image that we installed just prior to the holidays. Previously, I had a
working connection (ctc0) between  the Red Hat image and an older SuSE
installation. However, when I attempted to add a second CTC device (ctc1)
between Red Hat and VM tcp/ip, it never worked. On startup ctc1 would
appear to initialize, but wouldn't show up when I gave an ifconfig -a
command. When I attempted to bring it up with "ifconfig ctc1 up," I
received a "ctc1: unknown interface: No such device" message.

Suspecting that my parmfile syntax was wrong, I reversed the ctc device
network scripts, changing ctc0 to ctc1 and vice-versa. Now the connection
with VM tcp/ip comes up, but the SuSE ctc does not.

My parmfile reads:

target=/boot/ image=/boot/vmlinuz-2.4.9-13.4 parameters="root=/dev/dasdb1
dasd=400-401  iucv=linuxsx root=/dev/dasdb1 noinitrd
chandev=ctc0,0x2002,0x2003,ctc1,0x2001,0x2002"

Does anyone see any syntatical errors in my chandev statement?

Michael Lambert


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