Raritan dominion kx III Administrator's Manual page 107

12. Select "Use the Following DNS Server Addresses" and enter the
Primary DNS Server IP Address and Secondary DNS Server IP
Address. The secondary addresse is used if the primary DNS server
connection is lost due to an outage.
Note: "Obtain DNS Server Address Automatically" and "Preferred
DHCP Host Name" are only enabled when KX III is configured in
DHCP mode
13. When finished, click OK.
Your KX III device is now accessible via the LAN1 IP address and
the LAN2 IP address.
Configure the DNS Settings
1. Do one of the following to configure DNS -

"Obtain DNS Server Address Automatically"
Chapter 4: KX III Administration
95