No cellular signal or poor signal
Phenomenon
NR500 Router modem status show no signal or poor signal.
Possible Reason
-
Antenna installation is wrong.
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Modem failure.
Solution
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Check the LTE antenna or replace with new one.
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Check the cellular page confirm modem is detected correctly or not.
Can not detect SIM card
Phenomenon
NR500 Router cannot detect SIM card, cellular is not failed to connect to base station.
Possible Reason
-
SIM card damage.
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SIM bad contact.
Solution
-
Replace SIM card.
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Re-install SIM card.
IPSec VPN established, but LAN to LAN cannot communicate
Phenomenon
IPSec VPN established, but LAN to LAN cannot communicate
Possible Reason
-
Both subnets are not match the interested traffic.
-
IPSec second phase (ESP) settings is not match.
Solution
-
Check the both subnet settings.
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Check IPSec second phase (ESP) setting.
Forget Router Password
Phenomenon
Forget router login password.
Possible Reason
User has changed the password.
Solution
After router power on, press RESET button between 3 to 10 seconds then release, router need manually reboot and reset to factory default settings.