This Article updated on 08.09.2019 Install usb-modeswitch, smstools, wvdial sudo apt-get install usb-modeswitch usb-modeswitch-data smstools wvdial Find right device and baudrate with this command; sudo wvdialconf …my modem information (modem on ttyUSB1 and baudrate 9600)… ttyUSB0<*1>: ATQ0 V1 E1 — failed with 2400 baud, next try: 9600 baud ttyUSB0<*1>: ATQ0 V1 E1 — failed with 9600 baud, next try: 9600 baud ttyUSB0<*1>: ATQ0 V1 E1 — and failed too at 115200, giving up. ttyUSB1<*1>: ATQ0 V1 E1 — OK ttyUSB1<*1>: ATQ0 V1 E1 Z — OK ttyUSB1<*1>: ATQ0 V1 E1 S0=0 — ERROR ttyUSB1<*1>: ATQ0 V1 E1 &C1 — ERROR […]