
Note
: After you click the Option button, the dialog box expands to display the list of host mode options.
The No. column indicates option numbers. Select the check box for the option you want to specify.
Figure 36 TheChangeHostGroup Dialog Box
Deleting Host Groups
Note
: You cannot delete host group 0 (zero). To remove all the WWNs and LU paths from host group 0,
you must initialize host group 0 (for details, see “Initializing Host Group 0 (Zero)” on page 62).
To delete a
host group:
1. Start LUN Manager and display the LUN Manager window (Figure 4 on page 21).
2. In the tree, select and right-click the desired host group.
3. Select Delete Host Group from the pop-up menu.
Amessage
appears, asking if you want to delete all the WWNs in the specified host group.
4. Do one of t
he following:
• To delete all the WWNs as well as the host group, click the Yes button.
• To delete the host group but not delete the WWNs in the host group, click the No button.
5. Click th
e Apply button in the LUN Manager window.
Amessag
e appears and asks if you want to apply the setting to the storage system.
6. Click the OK button to close the message.
The settings are applied to the storage system.
Initializing Host Group 0 (Zero)
If you follow the procedure below, host group 0 (zero) will be set to its initial state. This procedure
will remove all the WWNs from host group 0 and will also remove all LU paths related to host group
0. This procedure will also change the host mode of host group 0 to Standard and initialize the host
group name. For example, if you initialize host group 0 for port CL1-A, the name of host group 0
will change to 1A-G00.
To initialize host group 0:
1. Start LUN Manager and display the LUN Manager window (Figure 4 on page 21).
2. In the tree, select and right-click host group 0, which is preceded by the number 00.
A pop-up menu appears.
3. Select Clear Host Group from the pop-up menu.
A message appears, asking if you want to clear the contents of host group 0.
4. Click the YES button.
The hostmodeand thehostgroup name of host group 0 arechanged in thetree. WWNsare
also removed from host group 0.
62
Performing LUN Manager Operations
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