HP LUN Configuration Manager XP Software - Manual (Page 37)

Operation 37
To set the host mode:
Caution Before changing the host mode, back up the data on the port of the host
mode you want to change. The set host mode operation is not destructive;
however, data integrity cannot be guaranteed without a backup.
1. Select Define (Offline) from the RMSCSI Path menu to go to offline
mode.
2. Select Host Mode on the LUN Management-LDEV Configuration
window to open the Host Mode Information window.
The Host Mode Information window displays the current host mode
setting for each port.