An administrator of a multi-site, multi-domain NetBackup environment wants to be able to provide redundancy for backups as well as protecting the NetBackup image database. All backups must have…

An administrator of a multi-site, multi-domain NetBackup environment wants to be able to provide redundancy for backups as well as protecting the NetBackup image database. All backups must have on-site and off-site disk copies as well as off-site tape copies and must be restorable at all times, even if a single NetBackup server/storage failure occurs. Which NetBackup feature should the administrator use to implement the functionality?