The below link allow you to setup backup using Dell NetVault with AWS.
- Configuring the NetValut backup software to work with VTL devices
- Backing up Data to a tape in the NetVault backup software
- Archiving a Tape by using the Netvault backup software.
- Restoring Data from the tape archived in the Netvault backup software.
http://docs.aws.amazon.com/storagegateway/latest/userguide/backup-netvault.html