Upgrading BENT 7.0 to 7.3 - Veritas Backup Exec

This is a discussion on Upgrading BENT 7.0 to 7.3 - Veritas Backup Exec ; Hello Can you tell me if there is a way to upgrade from 7.0 rev.662 to the latest version 7.3? also what files I need to do this? Thank you for any help you can give me...