$sudo mdconfig -a -t vnode -f /tmp/FreeBSD-9.2-RELEASE-i386-bootonly.iso -u 1
$ ls -l /dev/md1
crw-r----- 1 root operator 0, 186 Jan 7 08:11 /dev/md1
$ sudo mount -t cd9660 /dev/md1 /raid/docs
$ls -ld /raid/docs
drwxr-xr-x 17 root wheel 4096 Dec 31 1969 /raid/docs
