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GLYPH<SM590000> Access Group: The identifying name of the access group, which is defined by the Name field in the Access Groups table. 

Click the Select Action  menu in the Access Group Volume Ranges table to add, modify, or delete a VOLSER range that is associated with a library port access group. The user can show the inserted volume ranges. To view the current list of virtual volume ranges in the TS7700 cluster, enter the start and end VOLSERs and click Show . 

Note : Access groups and access group ranges are backed up and restored together. For more information, see “Backup settings” on page 498, and “Restore Settings window” on page 501. 

## Cluster Settings page 

Use the Cluster Settings to view or change settings that determine how a cluster runs copy policy overrides, applies Inhibit Reclaim schedules, uses an encryption key server, implements write protect mode, and performs backup and restore operations. 

Figure 9-78 shows the Cluster Settings icon and options. 

<img src='content_image/1010366.jpg'>

## Cluster network settings 

Use this page to set or modify IP addresses for the selected IBM TS7700 cluster. 

The user can back up these settings as part of the TS7700_cluster<cluster ID>.xmi  file and restore them for later use or use with another cluster. 

Customer IP addresses tab: use this tab to set or modify the MI IP addresses for the selected cluster. Each cluster is associated with two routers or switches. Each router or switch is assigned an IP address and one virtual IP address is shared between routers or switches. 

