dd if=/dev/cdrom of=/path/to/image.iso
Create the mount point directory on Linux: sudo mkdir /mnt/iso
Mount the ISO file on Linux: sudo mount -o loop /path/to/my-iso-image.iso /mnt/iso
Verify it, run: mount OR df -H OR ls -l /mnt/iso/
Unmount the ISO file using: sudo umount /mnt/iso/