Firmware Modem 3g Huawei E173 Maroc Telecom -

ABORT "BUSY" ABORT "NO CARRIER" ABORT "ERROR" TIMEOUT 10 "" "ATZ" OK "ATE0" OK "AT+CGDCONT=1,\"IP\",\"mtnet\"" OK "ATD*99#" CONNECT "" You can implement a CLI/daemon with these functions: Python example using pyserial + pppd import serial import subprocess import time def switch_modem_mode(): # Run usb_modeswitch subprocess.run(["usb_modeswitch", "-v", "0x12d1", "-p", "0x1c0b", "-M", "55534243123456780000000000000011062000000100000000000000000000"])

def disconnect_3g(): subprocess.run(["poff", "huawei-e173"]) Add a health check (ping or check interface status): firmware modem 3g huawei e173 maroc telecom

def connect_3g(): subprocess.run(["pon", "huawei-e173"]) ABORT "BUSY" ABORT "NO CARRIER" ABORT "ERROR" TIMEOUT

# /etc/usb_modeswitch.d/12d1:1c0b TargetVendor=0x12d1 TargetProduct=0x14fe MessageContent="55534243123456780000000000000011062000000100000000000000000000" Or programmatically with libusb : firmware modem 3g huawei e173 maroc telecom

(example config):

screen /dev/ttyUSB0 115200 AT+COPS? # Should return "MT" (Maroc Telecom) AT+CSQ # Signal strength AT+CGDCONT=1,"IP","mtnet" ATD*99# # Should show CONNECT Then start pppd manually to test connection. If this is for a product feature , you’d deliver: