Dell Storage Manager 2020 R1 Administrator's Guide

Change the LUN Used by a Volume/Server Mapping

The logical unit number identifies the volume to the server operating system.

1. If the Dell Storage Manager Client is connected to a Data Collector, select a Storage Center from the Storage view.
2. Click the Storage tab.
3. In the Storage tab navigation pane, select the volume.
4. In the right pane, click the Mappings tab.
5. In the right pane, select the server for which you want to modify mapping settings, then click Edit Settings.
   The Edit Settings wizard opens.
6. Click Continue. The wizard advances to the next page.
7. If you are connected to a Data Collector, select a Storage Center from the drop-down list in the left navigation pane of Unisphere Central.
8. From the STORAGE menu, click Volumes.
   The Volumes view is displayed.
9. Configure the LUN settings:
   • To specify a specific LUN number, clear the Use next available LUN checkbox, then type the LUN in the LUN to use when mapping to Volume field.
   • To assign the next unused LUN for the server, select the Use next available LUN checkbox.
   • To make the volume bootable, select the Map volume using LUN 0 checkbox.
10. Click OK.