Robustel R2000 Ent Installation And Configuration Quick Manual page 11

Choose lan1 as the interface, and configure its IPv4 address and
Netmask.
When finished, click Submit > Save & Apply for the configuration to
take effect.

Configure Multiple IP
Click Interface > LAN > Multiple IP, and click the edit button of lan0.
Note: You may click to edit the multiple IP of the LAN port, or click
to delete the multiple IP of the LAN port. Now, click
multiple IP to the LAN port.
When finished, click Submit > Save & Apply for the configuration to
take effect.

Configure WAN
Click Interface > Link Manager > General Settings, choose "WAN" as
the primary link, and choose "None" as the backup link.
Click the edit button of WAN to enter its configuration window.
Configure WAN's related parameters as below.
to add a
The window is displayed as below when enabling the "Ping Detection"
option.
-11-