First we need power on the 4G extension on the uConsole
Then use AT commands to do the jobs in uConsole
We use /dev/ttyUSB3 as AT port
echo -en "AT+CPIN?\r\n" | sudo socat - /dev/ttyUSB3,crnl
+CPIN: READY
OK
echo -en "AT+COPS?\r\n" | sudo socat - /dev/ttyUSB3,crnl
+COPS: 0,0,"SOME-ISP",7
OK
echo -en "ATD123456;\r\n" | sudo socat - /dev/ttyUSB3,crnl
OK
+CLCC: 3,0,2,0,0,"123456",129
replace 123456 with your really target phone number
echo -en "AT+CVHU=0\r\n" | sudo socat - /dev/ttyUSB3,crnl
echo -en "ATH\r\n" | sudo socat - /dev/ttyUSB3,crnl
OK
+CLCC: 3,0,6,0,0,"123456",129
OK
echo -en "ATA\r\n" | sudo socat - /dev/ttyUSB3,crnl
VOICE CALL: BEGIN
or
NO CARRIER
echo -en "AT+CGREG?\r\n" | sudo socat - /dev/ttyUSB3,crnl
+CGREG: 2,1,E7B6,EA22BB2
OK
echo -e "ATZ\r" | sudo socat - /dev/ttyUSB3,crnl
sleep 1
echo -e "AT+CMGF=1\r" | sudo socat - /dev/ttyUSB3,crnl
sleep 1
echo -e "AT+CMGS=\"123456\"" | sudo socat - /dev/ttyUSB3,crnl
sleep 1
echo -e "Hello this is SMS message from shell\x1A" | sudo socat - /dev/ttyUSB3,crnl
sleep 1
echo -en "ATE0\r\n" | sudo socat - /dev/ttyUSB3,crnl
replace 123456 with your really target phone number
For more AT commands, please refer the manual