Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!swrinde!elroy.jpl.nasa.gov!decwrl!esvax.hamavnet.com!henderson
From: henderson@esvax.hamavnet.com
Newsgroups: comp.unix.ultrix
Subject: Re: trouble mounting cdrom
Message-ID: <1991Jun27.171023.77@esvax.hamavnet.com>
Date: 28 Jun 91 00:10:23 GMT
References: <11956@ncar.ucar.edu>
Organization: Avnet Computer - CTC Group; Culver City, CA
Lines: 55

In article <11956@ncar.ucar.edu>, clyne@redcloud.scd.ucar.edu (John Clyne) writes:
> I just installed ultrix 4.2 from cdrom. Thank you digital for not providing
> an upgrade from 4.1 to 4.2. Doing a complete install really made my day (or
> night i should say). After the installation i wanted to load all of our 
> unbundled software. Alas i was unable to mount our lovely new RRD40. If
> I execute
> 
> 	% mount /dev/rz4c/mnt
> 
> i get
> 
> 	ufs_mount: /dev/rz4c on /mnt: Restricted operation on file system
> 
> If i execute
> 
> 	% mount -t cdfs /dev/rz4c /mnt
> 
> I get
> 
> 	cdfs_mount: Unknown descriptor type
(are you running 4.2? I understand the above -t cdfs qualifier only works with
4.2).

> 
> Yes i do have
> 
>         options CDFS
>         pseudo-device    cdfs
> 
> configured in the kernel.
> 
> 
> Any ideas? 

Yes, try

mount -r /dev/rz4c /mnt

Notice the -r indicating that it is a read only volume.


> 
> thanks much - jc

You're welcome!

> 
> John Clyne 	(clyne@ncar.ucar.edu)
> National Center for Atmospheric Research
> P.O. Box 3000, Boulder, Colorado 80307
> (303) 497-1236
-- 
Javier Henderson	| henderson@esvax.hamavnet.com	| Wherever you go,
Avnet Computer		| decwrl!hamavnet!henderson	| there you are.
Los Angeles, CA		|				|