HP StorageWorks External Storage XP user guide (December 2005)

External Storage XP user guide 35
Discovery
Appears in the branch under the product name of the external disk array connected to the local disk
array. When you select Discovery, External Storage XP searches external disk array ports that can be
connected, and displays their WWNs.
WWN of the external disk array port
If (in the Device Tree) you click on the WWN of the external array port found by selecting Discovery in
the Device Tree, the Device List displays information about external LUs that can be seen by way of that
external array port.
Device List
The Device List displays information about external disk arrays corresponding to the item selected in the
Device Tree. You can sort the list by displayed items. For instance, to sort by LUN numbers, click LUN in the
column header.
When performing setting operations, the settings appear in the Preset list and the corresponding row in
the Device List appears in blue italics. For detailed information, see ”Preset List (Port Operation pane)” on
page 41.
Figure 17 Sample Device List (WWNs of external array ports selected in the Device Tree)
The Device List varies according to items selected in the Device Tree.
Table 4 Items appearing in the Device List
Item selected in Device Tree Information displayed in Device List
Subsystem Nothing. Subsystem is automatically selected when you select the Device Tree.
External Devices
(For example, the external
storage group numbers
currently defined for that
external device.)
Serial: Product serial number.
Product: Product name.
Vendor: Vendor name.
Ex-Dev. Status: Status of external disk array. Possible values: Normal, Unknown,
Blockade, Warning, Checking, Cache Destage, and Disconnect. For a description
of these values, see Table 5 on page 37.
LDEV Status: Status of the mapped external volume. Possible values: Normal,
Unknown, Blockade, Warning, and Format. For a description of these values, see
Table 6 on page 37.