Verizon Fota (Firmware Over The Air); Verifying Signal Strength - Multitech MultiConnect MTC-LNA4 User Manual

AT#FWSWITCH?
If response is:
#FWSWITCH: 0
The device is configured for AT&T/other networks.
If response is:
#FWSWITCH: 1
The device is configured for Verizon.
To switch carrier networks:
From AT&T to Verizon:
AT#FWSWITCH=1,1
From Verizon to AT&T:
AT#FWSWITCH=0,1
Note: For the Link status (LS) LED to function, you must issue the command AT#GPIO=1,0,2 any time you use
the firmware switch command (AT#FWSWITCH=0 or AT#FWSWITCH=1).

Verizon FOTA (Firmware Over the Air)

At times, your device may require a critical update to radio firmware for devices connecting to the network. To
stay compliant to Verizon's LTE requirements, you must implement FOTA. Failure to perform a critical update could
result in losing access to the Verizon network.
MultiTech has developed a script for customers to use in order to initiate a FOTA update from the (the customer's)
local host processor (pull FOTA). The script is available at:

Verifying Signal Strength

To verify the device signal strength, enter:
AT+CSQ
The command indicates signal quality, in the form:
+CSQ: <rssi>,<sq>
Where:
<rssi>
0
1
2-30
31
®
MultiConnect Cell MTC-LNA4 User Guide
Received signal strength indication.
(-113) dBm or less
(-111) dBm
(-109) dBm - (-53) dBm / 2 dBm per step
(-51) dBm or greater
CONFIGURING AND COMMUNICATING WITH YOUR DEVICE
https://www.multitech.com/vzw-catm1
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