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Robustel R3000 LG User Guide
RT_UG_R3000 LG_v.1.0.4 19 Jul., 2018 110/133
4.1.4
RS-485
4.2
Cellular
4.2.1
Cellular Dial-Up
This section shows you how to configure the primary and backup SIM card for Cellular Dial-up. Connect the gateway
correctly and insert two SIM, then open the configuration page. Under the homepage menu, click
Interface > Link
Manager > Link Manager > General Settings
, choose “WWAN1” as the primary link, “WWAN2” as the backup link
and “Cold Backup” as the backup mode.
R3000 LG supports one RS-485 for serial
data communication. Please refer to the
connection diagram at the right side.