Mount an iso image?

[RW]

On Mon, 23 Apr 2007 21:18:55 +0200
Martin Tournoij <carpetsmoker at xs4all.nl> wrote:

> On Mon 23 Apr 2007 14:04, Paul Schmehl wrote:
> > Is it possible to mount an iso image?  I'm not referring to a cd,
> > but a single file that has been created using mkisofs.  If so, what
> > command would you use?  mount_cd9660 wants a block device.  Do I
> > need to use some sort of pseudo block device?
> > 
> > Paul Schmehl (pauls at utdallas.edu)
> > Senior Information Security Analyst
> > The University of Texas at Dallas
> > http://www.utdallas.edu/ir/security/
> 
> To mount a iso image:
> mdconfig -at nvode -f MYIMAGE.ISO
> mount_cd9960 /dev/md0 /somewhere
> 

I notice no-one is recommending it be mounted read-only. Is it implicit
for cd9960, or can an iso be modified this way?