User's Manual
INDUSTRIAL 4G LTE CELLULAR ROUTER - UM V1.1.8
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(3) WAN Priority > ETH Only:
In this mode, the router only routes network packages through Ethernet.
(4) WAN Priority > LTE First:
In case both Ethernet and LTE can access Internet, the router would route network packages
through LTE.
However, in case LTE is unplug or not able to access Internet (check by ping), the router
would route network packages through Ethernet network.