On Sun, 24 Oct 2004 22:26:09 +1000, Nathan Dietsch wrote:

> Your best option is to boot off the CD or the network into single user
> mode and then mount the disk and replace whatever the bad entry is. I
> would recommend taking care if the disk was mirrored, but it appears
> that it is not, so do not worry.
>
> Please note, this is hand typed and there may be some typos in it.
>
> ok> boot cdrom -s
> password:

No password is requested when booting single user from cdrom.

> #mount /dev/dsk/c1t0d0s2 /mnt

There should not even be a filesystem on that partition. The root
partition is normally on s0.

> #edit /etc/vfstab
> do stuff here

vi is available on the miniroot. Also it is preferable to fsck the root
partition before attempting to mount it.