Upgrade to Network Security Manager is a mandatory procedure. You will get a pop-up message when they log in to CSC-MA 1.7.3, click Schedule Now and select an available slot to upgrade, or you can select Remind Me Later and schedule the upgrade to a later time. The migration process runs in the background and does not need user intervention.
Migration can be done in one go or in batches based on the number of devices in your inventory.
If your device inventory cannot be migrated in a single instance, you will get a message to perform migration in batches.
If you are performing partial migration, you can select which devices to migrate first based on availability.
Scheduling the migration