Setting Alternate Paths For External Lus - HP StorageWorks XP12000 User Manual

• Mode
Mode the RAID Manager XP user assigns to the logical volume.
• Zer: Zero Read Cap mode is assigned to the logical volume.
• Inv: Invisible mode is assigned to the logical volume.
• Zer/Inv: Zero Read Cap and Invisible mode are assigned to the logical volume.
• Hyphen (-): The RAID Manager XP user has not assigned a mode to the logical volume.
• Extent
Indicates whether extents are set.
• Asterisk (*): Extents are set.
• Hyphen (-): Extents are not set.
• Used Volumes
Licensed capacity for LUN Security XP Extension that the LU has used.

Setting alternate paths for external LUs

Before using an external LU mapped as an internal LDEV, you must set at least one alternate path from the
internal LDEV to the external LU (likely by way of an alternate controller). The number of alternate paths set
is the same as the number specified on the Add LU or Auto Map Setting window when the LU was mapped
as the internal LDEV. For more information, see
Use the Path Setting window
change the alternate paths.
NOTE: You can add or delete alternate paths by selecting multiple external LUs at one time. For more
information, see
"Deleting alternate paths by selecting multiple external LUs (Delete
Use the Path Setting window
You can perform the following operations on the Path Setting window:
• "Defining alternate
• "Changing a defined alternate path
• "Canceling alternate path
• "Changing alternate
84 Configuring external LUs
(Figure 50) to add and define alternate paths to the paths set at mapping or
"Adding alternate paths by selecting multiple external LUs (Add
(Figure 50) to define alternate paths.
paths" on page 87
priority" on page 87
definitions" on page 88
paths" on page 88
"Alternate paths" on page 22.
Paths)" on page 90.
Paths)" on page 89 and