To check to see if /mnt/cdrom was mounted, I performed df /mnt/cdrom and df returned Filesystem 1k-blocks Used Available Use% Mounted on /dev/sda5 69965 52165 14187 79% / Running df on a made up mount point (one not in fstab), returns reasonable results df /garbage/volume df: /garbage/volume: No such file or directory Filesystem 1k-blocks Used Available Use% Mounted on though it isn't clear if the extra "Filesystem ..." line is necessary, though it seems harmless. ---------- Details: df --version df (GNU fileutils) 4.0 ls -lart /bin/df -rwxr-xr-x 1 root root 21676 Sep 24 03:12 /bin/df kernel 2.2.13pre17 Libraries based on RedHat 6.1 If you need more information, let me know...