Thecus N2800 User Manual page 63

The ACL settings will be exactly the same as the system folder that you may have
setup previously.
E. Reconnect a Stack Target
This is used to enable stack target devices that may have been disconnected due to
a power outage or a disconnected network. When this happens, the Reconnect
button will become available. To attempt to reconnect the stack target, click
Reconnect.
63