Modifying and deleting hosts are part of the Host Access feature. See About Host Access for details about this feature.
You can modify the host name and host type of a registered host. Changing these settings will not affect your host access connections.You cannot modify the WWPN of a registered host. If you need to change the WWPN, you must delete the host and create a new one.
To modify a host:
Deleting a host un-registers it with the library. The host is deleted from the Registered Hosts list.
If the host is mapped to drives or partitions on the Setup - Connection Configuration screen, you will need to disable all the mapped connections before you can delete the host.
To delete a host:
See also: