I think you want something like wodim for writing iso's to optical media, not dd which is more suited to writing to block devices like usb.
On Sat, Feb 5, 2022 at 11:12 AM Rich Shepard <rshep...@appl-ecosys.com> wrote: > > I'm trying to write an .iso to a single-layer DVD. Here, /dev/sr0 in > /etc/fstab uses the alias of /dev/cdrom and it's read-only. I don't know of > a way to temporarily change the permissions to rw and changing them in fstab > does nothing. > > Unfortunately, the xcdroast on 14.2 no longer works. The command line will. > > Suggestions? > > Rich