QNAP

QTS 5.0.x

Protection Levels

Snapshot Replica can back up your snapshots to another storage pool on the local NAS, or to a remote NAS. These different backup configurations provide different levels of data protection.

Protects Against

Snapshots only

Snapshots + Local Snapshot Replica

Snapshots + Remote Snapshot Replica

Accidental modification or deletion of files

Ransomware

RAID Group Failure

  • Member disks fail

  • Member disks are removed from the NAS

 

Storage Pool Failure
  • One or more RAID groups in the pool fail

  • Pool is deleted

 

NAS Hardware Failure

  • NAS cannot power on

  • QTS encounters an error and cannot start

  • NAS is stolen