Upgrading a Security Gateway with CPUSE

Notes:

  • In a CPUSE upgrade scenario, you perform the upgrade procedure on the same Security Gateway.

  • This upgrade method is supported only for Security Gateways that already run Gaia Operating System.

Important - Before you upgrade a Security Gateway:

Step

Instructions

1

Back up your current configuration (see Backing Up and Restoring).

2

See the Upgrade Options and Prerequisites.

3

Upgrade the Management Server and Log Servers.

4

Upgrade the licenses on the Security Gateway, if needed.

See Working with Licenses.

4

Schedule a full maintenance window to make sure you can make all the custom configurations again after the upgrade.

The upgrade process replaces all existing files with default files.

If you have custom configurations on the Security Gateway, they are lost during the upgrade.

As a result, different issues can occur in the upgraded Security Gateway.

Procedure: