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Interfaces
> modem puk unlock 12345678 1234 modem
>
3. Type exit to exit the Admin CLI.
Depending on your device configuration, you may be presented with an Access selection
menu. Type quit to disconnect from the device.
Note
If the SIM remains in a locked state after using the unlock command, contact your cellular
carrier.
Signal strength for cellular connections
See
Show cellular status and statistics
Signal strength for 4G connections
For 4G connections, the RSRP value determines signal strength.
Excellent: > -90 dBm
n
Good: -90 dBm to -105 dBm
n
Fair: -106 dBm to -115 dBm
n
Poor: -116 dBm to -120 dBm
n
No service: < -120 dBm
n
Signal strength for 3G and 2G connections
For 3G and 2G cellular connections, the current RSSI value determines signal strength.
Excellent: > -70 dBm
n
Good: -70 dBm to -85 dBm
n
Fair: -86 dBm to -100 dBm
n
Poor: < -100 dBm to -109 dBm
n
No service: -110 dBm
n
Tips for improving cellular signal strength
If the signal strength LEDs or the signal quality for your device indicate Poor or No service, try the
following things to improve signal strength:
Move the IX20 device to another location.
n
Try connecting a different set of antennas, if available.
n
Purchase a Digi Antenna Extender Kit:
n
Antenna Extender Kit, 1m
l
Antenna Extender Kit, 3m
l
AT command access
To run AT commands from the IX20 command line:
Command line
IX20 User Guide
for procedures to view this information.
Wide Area Networks (WANs)
105
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