show system image: [ storage | version ]
Displays a list of all images that are installed on the system.
storage- Displays the amount of disk space that is used by each image.
version- Includes the image version number in the display of system images.
Operational mode
Use this command to display a list of all images that are installed on the system.
The command output identifies the image that is currently running and the image that has been selected to run when the system is next rebooted. If the system was originally installed in disk-based mode, one of the image names identifies that installation.