To actually use the modem for an Internet connection, you need to activate it with the AT+CFUN
command. Modify wvdial.conf
to send AT+CFUN=1
:
[Dialer Defaults] Modem = /dev/ttyACM2 Baud = 460800 ISDN = 0 Phone = *99# Username = t-mobile Password = tm Stupid Mode = 1 Modem Type = USB Modem New PPD = yes Dial Command = ATDT Init1 = ATZ Init2 = AT+CFUN=1 Init3 = ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0 Init4 = AT+CGDCONT=1,"IP","internet.t-mobile"