[rescue] External SCSI on SGI Challenge L

Francisco Javier Mesa-Martinez lefa at ucsc.edu
Sat Dec 20 18:08:27 CST 2003

On Wed, 26 Nov 2003, r.stricklin wrote:

> On Nov 26, 2003, at 9:30 PM, Francisco Javier Mesa-Martinez wrote:
> > You can not add more thank one IO4 to a challenge L, you can add more
> > SCSI
> > mezzanine cards to the IO4 or VME scsi boards if you need more
> > channels.
> >
> Not correct, theroretically you could run up to three IO4s. I
> personally have run two in a single L... loaded with mezz cards, giving
> 16 SCSI busses.

I assume you have to get riod of the VCAM then, otherways which one is the
"master" IO4? It has been a while since I have played with our Challenge
L, since it is power down now I believe.

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