D-Link DNS-327L User Manual page 135

Section 4 - Configuration
Click Enable Auto-Rebuild to automatically rebuild a failed drive if it has
been replaced with a new one.
Select Disable Auto-Rebuild if you want to start the rebuild process
manually after replacing a failed drive.
Click Next to continue.
Volume Encryption encodes your Volumes to keep it safe from hackers.
Select the Volume you wish to encrypt by clicking in the box next to it.
You can select one Volume or many.
Click Next to continue.
DNS-327L 130
D-Link ShareCenter User Manual