Question : Mounting CDROM

/etc/fstab file has the required CDROM settings like
/dev/cdrom /mnt/cdrom iso9660 0 0
Also using the mount command:
mount -t iso9660 -r /dev/cdrom /mnt
The error message was not a valid block device.
How should we go about with it?

Answer : Mounting CDROM

You may need to install the module for your cdrom drive.find the type of your cdrom drive and install the approriate module.Good luck