I found a workaround. I have installed the package "comgt".
If I plug in the modem, let it settle, then run comgt in a command line, it asks for the PIN and it registers in the network (also switches the LED from red to blue)
then if i restart networmanager (and wait for ~30seconds) I can enable the mobile broadband and connect using the network manager applet.
smiki@smiki-AOD257:/var/log$ comgt
Trying list of devices
Enter PIN number: XXXX
Waiting for Registration..(120 sec max)..
Registered on Home network:
Failed to register
smiki@smiki-AOD257:/var/log$ sudo /etc/init.d/modemmanager restart
Rather than invoking init scripts through /etc/init.d, use the service(8)
utility, e.g. service modemmanager restart
Since the script you are attempting to invoke has been converted to an
Upstart job, you may also use the stop(8) and then start(8) utilities,
e.g. stop modemmanager ; start modemmanager. The restart(8) utility is also available.
modemmanager stop/waiting
modemmanager start/running, process 11425
smiki@smiki-AOD257:/var/log$
syslog output after modemmanager restart (the comgt does not spit out anything to the logs):
Jan 4 20:40:41 smiki-AOD257 modem-manager[11327]: <info> Caught signal 15, shutting down...
Jan 4 20:40:41 smiki-AOD257 modem-manager[11327]: marshal_object: assertion `g_variant_is_object_path (path)' failed
Jan 4 20:40:41 smiki-AOD257 modem-manager[11327]: failed to marshal parameter 1 for signal DeviceRemoved
Jan 4 20:40:41 smiki-AOD257 NetworkManager[677]: <info> the modem manager disappeared
Jan 4 20:40:41 smiki-AOD257 NetworkManager[677]: <info> trying to start the modem manager...
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> ModemManager (version 0.5) starting...
Jan 4 20:40:41 smiki-AOD257 dbus[625]: [system] Activating service name='org.freedesktop.ModemManager' (using servicehelper)
Jan 4 20:40:41 smiki-AOD257 modem-manager[11427]: <info> ModemManager (version 0.5) starting...
Jan 4 20:40:41 smiki-AOD257 dbus[625]: [system] Successfully activated service 'org.freedesktop.ModemManager'
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> Loaded plugin Longcheer
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> Loaded plugin MotoC
Jan 4 20:40:41 smiki-AOD257 NetworkManager[677]: <info> modem-manager is now available
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> Loaded plugin X22X
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> Loaded plugin Option High-Speed
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> Loaded plugin Novatel
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> Loaded plugin Sierra
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> Loaded plugin Option
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> Loaded plugin Nokia
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> Loaded plugin Generic
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> Loaded plugin Ericsson MBM
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> Loaded plugin ZTE
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> Loaded plugin Samsung
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> Loaded plugin SimTech
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> Loaded plugin Linktop
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> Loaded plugin AnyData
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> Loaded plugin Gobi
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> Loaded plugin Wavecom
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> Loaded plugin Huawei
Jan 4 20:40:41 smiki-AOD257 modem-manager[11427]: <warn> Could not acquire the org.freedesktop.ModemManager service as it is already taken. Return: 3
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> (ttyUSB0) opening serial port...
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> (ttyUSB1) opening serial port...
Jan 4 20:40:41 smiki-AOD257 modem-manager[11425]: <info> (ttyUSB2) opening serial port...
Jan 4 20:40:56 smiki-AOD257 modem-manager[11425]: <info> (ttyUSB2) closing serial port...
Jan 4 20:40:56 smiki-AOD257 modem-manager[11425]: <info> (ttyUSB2) serial port closed
Jan 4 20:40:56 smiki-AOD257 modem-manager[11425]: <info> (ttyUSB2) opening serial port...
Jan 4 20:40:56 smiki-AOD257 modem-manager[11425]: <info> (ZTE): GSM modem /sys/devices/pci0000:00/0000:00:1d.7/usb1/1-4 claimed port ttyUSB2
Jan 4 20:40:57 smiki-AOD257 modem-manager[11425]: <info> (ttyUSB2) closing serial port...
Jan 4 20:40:57 smiki-AOD257 modem-manager[11425]: <info> (ttyUSB2) serial port closed
Jan 4 20:41:01 smiki-AOD257 modem-manager[11425]: <info> (ttyUSB1) closing serial port...
Jan 4 20:41:01 smiki-AOD257 modem-manager[11425]: <info> (ttyUSB1) serial port closed
Jan 4 20:41:01 smiki-AOD257 modem-manager[11425]: <info> (ZTE): GSM modem /sys/devices/pci0000:00/0000:00:1d.7/usb1/1-4 claimed port ttyUSB1
Jan 4 20:41:14 smiki-AOD257 modem-manager[11425]: <info> (ttyUSB0) closing serial port...
Jan 4 20:41:14 smiki-AOD257 modem-manager[11425]: <info> (ttyUSB0) serial port closed
Jan 4 20:41:14 smiki-AOD257 modem-manager[11425]: <info> (ttyUSB0) opening serial port...
Jan 4 20:41:17 smiki-AOD257 modem-manager[11425]: <info> (ttyUSB0) closing serial port...
Jan 4 20:41:17 smiki-AOD257 modem-manager[11425]: <info> (ttyUSB0) serial port closed
Jan 4 20:41:17 smiki-AOD257 modem-manager[11425]: <info> (ZTE): GSM modem /sys/devices/pci0000:00/0000:00:1d.7/usb1/1-4 claimed port ttyUSB0
Jan 4 20:41:17 smiki-AOD257 NetworkManager[677]: <warn> (ttyUSB2): failed to look up interface index
Jan 4 20:41:17 smiki-AOD257 NetworkManager[677]: <info> WWAN now disabled by management service
Jan 4 20:41:17 smiki-AOD257 NetworkManager[677]: <info> (ttyUSB2): new GSM/UMTS device (driver: 'option1' ifindex: 0)
Jan 4 20:41:17 smiki-AOD257 NetworkManager[677]: <info> (ttyUSB2): exported as /org/freedesktop/NetworkManager/Devices/3
Jan 4 20:41:17 smiki-AOD257 NetworkManager[677]: <info> (ttyUSB2): now managed
Jan 4 20:41:17 smiki-AOD257 NetworkManager[677]: <info> (ttyUSB2): device state change: unmanaged -> unavailable (reason 'managed') [10 20 2]
Jan 4 20:41:17 smiki-AOD257 NetworkManager[677]: <info> (ttyUSB2): deactivating device (reason 'managed') [2]
Jan 4 20:41:17 smiki-AOD257 NetworkManager[677]: nm_system_iface_flush_routes: assertion `ifindex > 0' failed
Jan 4 20:41:17 smiki-AOD257 NetworkManager[677]: nm_system_iface_flush_addresses: assertion `ifindex > 0' failed
Jan 4 20:41:17 smiki-AOD257 NetworkManager[677]: <info> (ttyUSB2): device state change: unavailable -> disconnected (reason 'none') [20 30 0]
I found a workaround. I have installed the package "comgt".
If I plug in the modem, let it settle, then run comgt in a command line, it asks for the PIN and it registers in the network (also switches the LED from red to blue)
then if i restart networmanager (and wait for ~30seconds) I can enable the mobile broadband and connect using the network manager applet.
smiki@smiki- AOD257: /var/log$ comgt
Trying list of devices
Enter PIN number: XXXX AOD257: /var/log$ sudo /etc/init. d/modemmanager restart
Waiting for Registration..(120 sec max)..
Registered on Home network:
Failed to register
smiki@smiki-
Rather than invoking init scripts through /etc/init.d, use the service(8)
utility, e.g. service modemmanager restart
Since the script you are attempting to invoke has been converted to an AOD257: /var/log$
Upstart job, you may also use the stop(8) and then start(8) utilities,
e.g. stop modemmanager ; start modemmanager. The restart(8) utility is also available.
modemmanager stop/waiting
modemmanager start/running, process 11425
smiki@smiki-
syslog output after modemmanager restart (the comgt does not spit out anything to the logs):
Jan 4 20:40:41 smiki-AOD257 modem-manager[ 11327]: <info> Caught signal 15, shutting down... 11327]: marshal_object: assertion `g_variant_ is_object_ path (path)' failed 11327]: failed to marshal parameter 1 for signal DeviceRemoved 677]: <info> the modem manager disappeared 677]: <info> trying to start the modem manager... 11425]: <info> ModemManager (version 0.5) starting... freedesktop. ModemManager' (using servicehelper) 11427]: <info> ModemManager (version 0.5) starting... p.ModemManager' 11425]: <info> Loaded plugin Longcheer 11425]: <info> Loaded plugin MotoC 677]: <info> modem-manager is now available 11425]: <info> Loaded plugin X22X 11425]: <info> Loaded plugin Option High-Speed 11425]: <info> Loaded plugin Novatel 11425]: <info> Loaded plugin Sierra 11425]: <info> Loaded plugin Option 11425]: <info> Loaded plugin Nokia 11425]: <info> Loaded plugin Generic 11425]: <info> Loaded plugin Ericsson MBM 11425]: <info> Loaded plugin ZTE 11425]: <info> Loaded plugin Samsung 11425]: <info> Loaded plugin SimTech 11425]: <info> Loaded plugin Linktop 11425]: <info> Loaded plugin AnyData 11425]: <info> Loaded plugin Gobi 11425]: <info> Loaded plugin Wavecom 11425]: <info> Loaded plugin Huawei 11427]: <warn> Could not acquire the org.freedesktop .ModemManager service as it is already taken. Return: 3 11425]: <info> (ttyUSB0) opening serial port... 11425]: <info> (ttyUSB1) opening serial port... 11425]: <info> (ttyUSB2) opening serial port... 11425]: <info> (ttyUSB2) closing serial port... 11425]: <info> (ttyUSB2) serial port closed 11425]: <info> (ttyUSB2) opening serial port... 11425]: <info> (ZTE): GSM modem /sys/devices/ pci0000: 00/0000: 00:1d.7/ usb1/1- 4 claimed port ttyUSB2 11425]: <info> (ttyUSB2) closing serial port... 11425]: <info> (ttyUSB2) serial port closed 11425]: <info> (ttyUSB1) closing serial port... 11425]: <info> (ttyUSB1) serial port closed 11425]: <info> (ZTE): GSM modem /sys/devices/ pci0000: 00/0000: 00:1d.7/ usb1/1- 4 claimed port ttyUSB1 11425]: <info> (ttyUSB0) closing serial port... 11425]: <info> (ttyUSB0) serial port closed 11425]: <info> (ttyUSB0) opening serial port... 11425]: <info> (ttyUSB0) closing serial port... 11425]: <info> (ttyUSB0) serial port closed 11425]: <info> (ZTE): GSM modem /sys/devices/ pci0000: 00/0000: 00:1d.7/ usb1/1- 4 claimed port ttyUSB0 677]: <warn> (ttyUSB2): failed to look up interface index 677]: <info> WWAN now disabled by management service 677]: <info> (ttyUSB2): new GSM/UMTS device (driver: 'option1' ifindex: 0) 677]: <info> (ttyUSB2): exported as /org/freedeskto p/NetworkManage r/Devices/ 3 677]: <info> (ttyUSB2): now managed 677]: <info> (ttyUSB2): device state change: unmanaged -> unavailable (reason 'managed') [10 20 2] 677]: <info> (ttyUSB2): deactivating device (reason 'managed') [2] 677]: nm_system_ iface_flush_ routes: assertion `ifindex > 0' failed 677]: nm_system_ iface_flush_ addresses: assertion `ifindex > 0' failed 677]: <info> (ttyUSB2): device state change: unavailable -> disconnected (reason 'none') [20 30 0]
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 NetworkManager[
Jan 4 20:40:41 smiki-AOD257 NetworkManager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 dbus[625]: [system] Activating service name='org.
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 dbus[625]: [system] Successfully activated service 'org.freedeskto
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 NetworkManager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:41 smiki-AOD257 modem-manager[
Jan 4 20:40:56 smiki-AOD257 modem-manager[
Jan 4 20:40:56 smiki-AOD257 modem-manager[
Jan 4 20:40:56 smiki-AOD257 modem-manager[
Jan 4 20:40:56 smiki-AOD257 modem-manager[
Jan 4 20:40:57 smiki-AOD257 modem-manager[
Jan 4 20:40:57 smiki-AOD257 modem-manager[
Jan 4 20:41:01 smiki-AOD257 modem-manager[
Jan 4 20:41:01 smiki-AOD257 modem-manager[
Jan 4 20:41:01 smiki-AOD257 modem-manager[
Jan 4 20:41:14 smiki-AOD257 modem-manager[
Jan 4 20:41:14 smiki-AOD257 modem-manager[
Jan 4 20:41:14 smiki-AOD257 modem-manager[
Jan 4 20:41:17 smiki-AOD257 modem-manager[
Jan 4 20:41:17 smiki-AOD257 modem-manager[
Jan 4 20:41:17 smiki-AOD257 modem-manager[
Jan 4 20:41:17 smiki-AOD257 NetworkManager[
Jan 4 20:41:17 smiki-AOD257 NetworkManager[
Jan 4 20:41:17 smiki-AOD257 NetworkManager[
Jan 4 20:41:17 smiki-AOD257 NetworkManager[
Jan 4 20:41:17 smiki-AOD257 NetworkManager[
Jan 4 20:41:17 smiki-AOD257 NetworkManager[
Jan 4 20:41:17 smiki-AOD257 NetworkManager[
Jan 4 20:41:17 smiki-AOD257 NetworkManager[
Jan 4 20:41:17 smiki-AOD257 NetworkManager[
Jan 4 20:41:17 smiki-AOD257 NetworkManager[