HP XP P9500 Storage - Manual (Page 186)

Initializing host group 0
Use this procedure to set host group 0 (zero) to its initial state. This removes all the WWNs from
host group 0 and also removes all the LU paths related to host group 0. This procedure also changes
the host mode of host group 0 to Standard and initializes the host group name. For example, if
you initialize host group 0 for the port CL1-A, the name of host group 0 will change to 1A-G00.
Procedure 31 To initialize host group 0
1. Click Ports/Host Groups in the Storage Systems tree.
The list of available ports appear in the tree.
2. Select the Host Groups tab, or select a port from the tree and then select the Host Groups tab.
3. Select host group 0, this is preceded by the number 00.
4. Select Delete Host Groups.
5. In the Delete Host Groups window, confirm the settings, in Task Name type a unique name
for this task or accept the default, and then click Apply.
If Go to tasks window for status is checked, the Tasks window opens.
Deleting a host bus adapter from a host group
1. Select the Hosts tab in one of the following ways.
•
Click Ports/Host Groups in the Storage Systems tree.
•
Click Ports/Host Groups in the Storage Systems tree and select a port from the tree.
•
Click Ports/Host Groups in the Storage Systems tree and select a port from the tree, and
then select a host group from the tree.
2. Select a host bus adapter.
3. Select Remove Hosts.
4. In the Remove Hosts window, if necessary, check Remove selected hosts from all host groups
containing the hosts in the storage system.
If this check box is selected, selected hosts are removed from all host groups containing the
hosts in the storage system.
5. Click Finish.
6. In the Confirm window, confirm the settings, in Task Name type a unique name for this task
or accept the default, and then click Apply.
A message appears asking whether to delete it.
If Go to tasks window for status is checked, the Tasks window opens.
Deleting old WWNs from the WWN table
If you disconnect a host that has been connected via a cable to your storage system, the WWN
for the host will remain in the WWN list of the LUN Manager window. Use LUN Manager to delete
from the WWN list a WWN for a host that is no longer connected to your storage system.
Procedure 32 To delete old WWNs from the WWN table
1. Click Ports/Host Groups in the Storage Systems tree.
2. Select the Login WWNs tab.
3. Select the WWNs you want to delete.
4. Select Delete Login WWNs. The Delete Login WWNs window opens.
5. In the Confirm window, confirm the settings, in Task Name type a unique name for this task
or accept the default, and then click Apply.
A message appears asking whether to delete it.
If Go to tasks window for status is checked, the Tasks window opens.
186 Managing logical volumes