Burn ISO with cdrecord:
	$ cdrecord -v dev=x,x,x driveropts=burnfree /path/to/file.iso

Mount ISO:
	# mdconfig -a -t vnode -f /path/to/file.iso -u 0
	# mount -t cd9660 /dev/md0 /cdrom



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http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/creating-cds.html