Ensure that the Essentials license is enabled with export-controlled features in the management center​.

We recommend that the Threat Defense device interfaces facing the internet be named or prefixed with outside.​

Do not edit or delete the SASE topology if the deployment to Umbrella is running for that topology​.

To configure backup Umbrella data center, replicate the same topology with same threat defense endpoints using backup Umbrella DC​.

To configure backup interface on the Threat Defense endpoint, replicate the same topology with the same Umbrella data center with the same Threat Defense endpoint using VTI on the backup interface​.