Robustel GoRugged R2000 Dual User Guide
RT_UG_R2000 Dual_v.1.0.5 25 April, 2017 92/116
Confidential
Chapter 4 Configuration Examples
4.1 Cellular
4.1.1 Cellular Backup
This section shows users how to configure the primary and backup SIM card of Cellular Dial-up.
Go to Interface > Link Manager > General Setting
Select WWAN1 as Primary Link and WWAN2 as Backup Link, set the Backup Mode to Warm Backup.
With the setting above, WWAN1 is the primary link, all the data business will choose WWAN1 to transmit. WWAN2 is
always online for backup. When WWAN1 link disconnect, the data business will choose WWAN2 to transmit.
Click to set the WWAN1’s parameter according to the current ISP.
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