Hi @adam.simms,
Send MBIM_OPEN message to the modem with the following command and wait 3 sec.
echo 01 00 00 00 10 00 00 00 01 00 00 00 00 10 00 00 | xxd -r -p >/dev/cdc-wdm0
Send USB composition with the following command:
echo 03 00 00 00 32 00 00 00 05 00 00 00 01 00 00 00 00 00 00 00 54 65 6c 69 74 4d 42 49 4d 45 78 74 65 6e 64 53 01 00 00 00 01 00 00 00 02 00 00 00 00 00 | xxd -r -p >/dev/cdc-wdm0
Note: You might need root permission to do this: sudo su