Draytek Vigor2620 Series Quick Start Manual page 35

[Online Status] > [Physical Connection] displays active connection details for the
LTE WAN interface.
If the details are displayed in red text, the LTE internet connection is down.
When the LTE details text shows in green, the router will be able to use that WAN
interface for internet access.
If the LTE WAN is configured to operate as a backup, the router will keep this
internet connection offline unless the active WAN connection is unable to connect,
at which point the LTE WAN will activate:
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