1

Check if the system can be upgraded using the pre-upgrade script. For unsupported servers, the upgrade will fail.

Running the pre-upgrade check

2

Ensure that the following resources are configured correctly on the Avaya SBC instance to be migrated:

• CPU

• Disk

• Network interfaces

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3

Back up your data before starting the upgrade.

Creating a backup before doing an upgrade

4

Pair both the SBCs using the Install option on EMS.

On EMS, go to Device Management > Devices and click Install for both the SBCs.

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Migration procedures

5A

Migrate backed up data onto a new system.

After migrating, unpair both the SBCs using the Uninstall option on EMS.

On EMS, go to Device Management > Devices and click Uninstall for both the SBCs.

Migrating backed up data onto a new system

5B

Roll back a restored system to a previous release.

Rolling back a restored system to a previous release