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To replace all the current cross-subsystem paths (A and B) with newly-added
cross-subsystem paths (C and D):
1. Execute the Disconnect Paths command on the cross-subsystem path A.
2. Disconnect the cable which the cross-subsystem path A uses, and connect
the cable which the cross-subsystem path C uses.
3. Cancel the configuration of the cross-subsystem path A, and add the cross-
subsystem path C.
4. Click Apply to apply the settings of the cross-subsystem paths A and C.
5. Make sure the status of the cross-subsystem path C is Normal.
At this point, the cross-subsystem paths B and C are configured as normal
paths.
Take the following steps to delete the cross-subsystem path B and add the
cross-subsystem path D.
6. Execute the Disconnect Paths command on the cross-subsystem path B.
7. Disconnect the cable which the cross-subsystem path B uses, and connect
the cable which the cross-subsystem path D uses.
8. Cancel the configuration of the cross-subsystem path B, and add the cross-
subsystem path D.
9. Click Apply to apply the settings of the cross-subsystem paths B and D.
10. Make sure the status of the cross-subsystem path D is Normal.
Checking the External Volume Details
You can check the details on the mapped external volume using the LDEV
Information dialog box, and the details on the mapping path using the
Mapping Path Information dialog box.
To check the external volume details:
1. Start Storage Navigator, and open the Volume Operation window.
2. Click the path group in the Volume Operation tree.
3. Right-click the external volume that you want to check in the Volume
Operation list.
4. Click the following command in the pop-up menu.
– LDEV information: Displays the LDEV Information dialog box.
– Mapping Path Information: Displays the Mapping Path Information
dialog box.
5. Verify the details in the displayed dialog box.
6. Click Close to close the displayed dialog box.
You are returned to the Volume Operation window.
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Hitachi Universal Storage Platform V/VM Universal Volume Manager User's Guide
Performing Universal Volume Manager Operations
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