Thecus N8900 series User Manual page 126

Setting up the Secondary unit for HA. The secondary unit for our example
is PMS (172.16.66.24):
xi. Login in to the web UI of the system 172.16.66.24 then go to "High
Availability" HA configuration page under the Storage category.
xii. Click on the "Enable" radio button, the setting page will appear.
xiii. Choose the server role of the system, for this example, we will have this unit
set as the "Secondary Server". So "Secondary Server" is checked. After,
please fill in the associated "Primary Server" IP address.
xiv. Click "Detect" and the Secondary unit will start to check for the Primary
server status. If the Primary server has replied properly, then the message
will appear as below.
Please check the Primary Server unit. You will see an interactive message
saying to reboot both "Primary" and 'Secondary" server together to
complete the High Availability settings.
The last state of the Primary server is: waiting for the Secondary server as
shown in the screen shot below:
126