User`s manual

101
You will then see the dialog box displayed below. Drag the Expand Capacity bar to
the size you want. Then press Expand to confirm the operation.
Delete Volume
To delete volume on the current RAID volume, follow the steps below:
1. Under the Volume Allocation List, click Delete.
The Space Allocation screen appears.
NOTE
The
iSCSI expand is only capable while iSCSI
target volume is crested by “Instant Allocation”.
iSCSI target created by “Thin Provisioning” has
virtual space assigned during the initial stage, so it
has no expandable capability.