XCT dev # ls -lh | grep cd
lrwxrwxrwx 1 root root         3 Jul 21 11:33 cdrom -> sr0
lrwxrwxrwx 1 root root         3 Jul 21 11:33 cdrw -> sr0
crw-rw---- 1 root tty     2, 221 Jul 21 11:33 ptycd
crw-rw---- 1 root cdrom  21,   1 Jul 21 11:33 sg1
brw-rw---- 1 root cdrom  11,   0 Jul 21 11:33 sr0
crw-rw---- 1 root tty     3, 221 Jul 21 11:33 ttycd