Online 

Attaches the SAN volume to the volume client host, and creates a device node for the SAN volume on the volume client host. 

Offline 

Unattaches a SAN volume. It deletes the device node for the already attached SAN volume to the volume client host. 

Clean 

Forcibly detaches the SAN volume from a volume client. 

Monitor 

Checks the state of the SAN volume on a volume client. It checks the health of the SAN volume and determines whether it is online or offline.