tr@tr-lp:~$ sudo /ModemManager —debug
ModemManager[20392]: <info>  ModemManager (version 1.2.0) starting...
ModemManager[20392]: <warn>  (ttyUSB0): port attributes not fully set
ModemManager[20392]: <warn>  (ttyUSB1): port attributes not fully set
ModemManager[20392]: <warn>  Couldn't find support for device at '/sys/devices/pci0000:00/0000:00:04.0/0000:02:00.0': not supported by any plugin
ModemManager[20392]: <warn>  Couldn't find support for device at '/sys/devices/pci0000:00/0000:00:05.0/0000:03:00.0': not supported by any plugin
ModemManager[20392]: <warn>  (ttyUSB1): port attributes not fully set
ModemManager[20392]: <info>  Creating modem with plugin 'Huawei' and '2' ports
ModemManager[20392]: <warn>  (ttyUSB0): port attributes not fully set
ModemManager[20392]: <info>  Modem for device at '/sys/devices/pci0000:00/0000:00:12.2/usb1/1-1' successfully created
ModemManager[20392]: <warn>  couldn't load list of Own Numbers: 'Not found'
ModemManager[20392]: Invalid mobile equipment error code: 50
ModemManager[20392]: <info>  Modem: state changed (unknown -> disabled)
ModemManager[20392]: <info>  Simple connect started...
ModemManager[20392]: <info>  Simple connect state (3/8): Enable
ModemManager[20392]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: state changed (disabled -> enabling)
ModemManager[20392]: <warn>  (ttyUSB0): port attributes not fully set
ModemManager[20392]: <warn>  (ttyUSB1): port attributes not fully set
ModemManager[20392]: Invalid mobile equipment error code: 50
ModemManager[20392]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: 3GPP Registration state changed (unknown -> registering)
ModemManager[20392]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: signal quality updated (45)
ModemManager[20392]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: 3GPP Registration state changed (registering -> home)
ModemManager[20392]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: 3GPP location updated (MCC: '0', MNC: '0', Location area code: '4D8D', Cell ID: '65415B5')
ModemManager[20392]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: 3GPP location updated (MCC: '250', MNC: '1', Location area code: '4D8D', Cell ID: '65415B5')
ModemManager[20392]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: state changed (enabling -> registered)
ModemManager[20392]: <info>  Simple connect state (4/8): Wait to get fully enabled
ModemManager[20392]: <info>  Simple connect state (5/8): Register
ModemManager[20392]: <info>  Simple connect state (6/8): Bearer
ModemManager[20392]: <info>  Simple connect state (7/8): Connect
ModemManager[20392]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: state changed (registered -> connecting)
ModemManager[20392]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: signal quality updated (45)
ModemManager[20392]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: access technology changed (unknown -> umts)
ModemManager[20392]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: state changed (connecting -> connected)
ModemManager[20392]: <info>  Simple connect state (8/8): All done
ModemManager[20392]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: state changed (connected -> disconnecting)
ModemManager[20392]: <warn>  (ttyUSB0): port attributes not fully set
ModemManager[20392]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: state changed (disconnecting -> registered)