HP XP P9000 Provisioning for Mainframe Systems User Guide

Registering Hosts in a Host Group
After creating a host group, the next step is to register hosts in the host group.
CAUTION: When registering hosts into a host group, it is strongly recommended that you click
Apply in the Volume Security for Mainframe window, as described in the last step of the following
procedure. If you forget to click Apply, you might lose the host group when you encounter an error
registering the host group and the LDEV group.
Procedure 15 To register a host in a host group
1. Confirm that you are in Modify mode.
2. In the Volume Security for Mainframe window, double-click an LDKC number.
3. Right-click a host group. A pop-up menu appears.
4. Select Specify, then Host, from the pop-up menu. The Add/Change Host dialog box opens
with a list of hosts.
5. Select and right-click one or more hosts that you want to register.
If a host is indicated by the icon or , the host is registered already in the specified host
group. For details on the meaning of icons, see (page 149).
If ports are registered in the displayed host group, you can register only the hosts that do not
belong to any other host group. You cannot register hosts that belong to any other host group.
If no ports are registered in the displayed host group, you can register the following hosts:
• hosts that do not belong to any host group
• hosts belonging to host groups in which no ports are registered.
However, you cannot register hosts that belong to host groups in which ports are registered.
6. Select Registration and then Register Host in Host Group from the pop-up menu. The specified
hosts are displayed in blue and indicated by the icon or the icon .
7. Click OK in the Add/Change Host dialog box. At this point, the settings in the window have
not been applied to the storage system.
8. Click Apply in the Volume Security for Mainframe window. A message appears asking whether
to apply the settings to the storage system.
9. Click Yes. The settings are applied to the storage system.
Registering Ports in a Host Group
After registering ports in a host group, you can register ports in the host group to implement
port-level security.
If you want to register ports in a host group, you must ensure that Volume Security Port Security
Option for Mainframe is installed.
If you do not want to implement port-level security, you do not need to register ports in host groups.
If no ports are registered in a host group, hosts in the host group can access volumes through every
port to which the hosts are connected.
CAUTION: When registering ports into a host group, it is strongly recommended that you click
Apply in the Volume Security for Mainframe window, as described in the last step of the following
procedure. If you forget to click Apply, port registration could be cancelled when registering a the
host group and an LDEV group. See Registering a Host Group and an LDEV Group in a Security
Group.
Procedure 16 To register ports in a host group
1. Confirm that you are in Modify mode.
2. In the Volume Security for Mainframe window, double-click an LDKC number.
Limiting Host Access 149