Aw: Re: trying to connect to different operators using --3gpp-register-in-operator

marcel mahik18 at gmx.de
Fri Oct 20 19:11:32 UTC 2017


Hey,

I did some further testing and I found some warnings while performing my 
test for switching between a few operators:

ModemManager[2837]: <warn>  [1508280013.114086] [mm-port-serial.c:515] 
real_config_fd(): (ttyUSB0): port attributes not fully set
ModemManager[2837]: <debug> [1508280013.114511] [mm-port-serial.c:1237] 
mm_port_serial_open(): (ttyUSB0) device open count is 1 (open)
ModemManager[2837]: <debug> [1508280013.114716] 
[mm-port-serial-at.c:476] mm_port_serial_at_run_init_sequence(): 
(ttyUSB0): running init sequence...
ModemManager[2837]: <debug> [1508280013.115232] [mm-port-serial.c:1099] 
mm_port_serial_open(): (ttyUSB2) opening serial port...
ModemManager[2837]: <warn>  [1508280013.117749] [mm-port-serial.c:515] 
real_config_fd(): (ttyUSB2): port attributes not fully set
ModemManager[2837]: <debug> [1508280013.119844] [mm-port-serial.c:1237] 
mm_port_serial_open(): (ttyUSB2) device open count is 1 (open)
ModemManager[2837]: <debug> [1508280013.122116] 
[mm-port-serial-at.c:476] mm_port_serial_at_run_init_sequence(): 
(ttyUSB2): running init sequence...
ModemManager[2837]: <debug> [1508280013.123278] 
[mm-broadband-modem.c:8016] enabling_started(): Flashing primary AT port 
before enabling...
ModemManager[2837]: <debug> [1508280013.127274] 
[mm-port-serial-at.c:440] debug_log(): (ttyUSB0): --> 'ATE0<CR>'
ModemManager[2837]: <debug> [1508280013.128563] 
[mm-port-serial-at.c:440] debug_log(): (ttyUSB2): --> 'ATE0<CR>'
ModemManager[2837]: <debug> [1508280013.227661] 
[mm-broadband-modem.c:3132] load_power_state(): loading power state...
ModemManager[2837]: <debug> [1508280013.234163] [mm-port-serial.c:1237] 
mm_port_serial_open(): (ttyUSB0) device open count is 2 (open)
ModemManager[2837]: <debug> [1508280013.603986] 
[mm-port-serial-at.c:440] debug_log(): (ttyUSB0): <-- '<CR><LF>OK<CR><LF>'
ModemManager[2837]: <debug> [1508280013.609967] 
[mm-port-serial-at.c:440] debug_log(): (ttyUSB0): --> 'ATV1<CR>'
ModemManager[2837]: <debug> [1508280013.623845] 
[mm-port-serial-at.c:440] debug_log(): (ttyUSB2): <-- '<CR><LF>OK<CR><LF>'
ModemManager[2837]: <debug> [1508280013.628900] 
[mm-port-serial-at.c:440] debug_log(): (ttyUSB0): <-- '<CR><LF>OK<CR><LF>'
ModemManager[2837]: <debug> [1508280013.630455] 
[mm-port-serial-at.c:440] debug_log(): (ttyUSB0): --> 'AT+CMEE=1<CR>'
ModemManager[2837]: <debug> [1508280013.648701] 
[mm-port-serial-at.c:440] debug_log(): (ttyUSB0): <-- '<CR><LF>OK<CR><LF>'
ModemManager[2837]: <debug> [1508280013.650298] 
[mm-port-serial-at.c:440] debug_log(): (ttyUSB0): --> 'ATX4<CR>'
ModemManager[2837]: <debug> [1508280013.662284] 
[mm-port-serial-at.c:440] debug_log(): (ttyUSB0): <-- '<CR><LF>OK<CR><LF>'
ModemManager[2837]: <debug> [1508280013.663120] 
[mm-port-serial-at.c:440] debug_log(): (ttyUSB0): --> 'AT&C1<CR>'
ModemManager[2837]: <debug> [1508280013.672534] 
[mm-port-serial-at.c:440] debug_log(): (ttyUSB0): <-- '<CR><LF>OK<CR><LF>'
ModemManager[2837]: <debug> [1508280013.673366] 
[mm-port-serial-at.c:440] debug_log(): (ttyUSB0): --> 'AT+CFUN?<CR>'
ModemManager[2837]: <debug> [1508280013.690510] 
[mm-port-serial-at.c:440] debug_log(): (ttyUSB0): <-- '<CR><LF>+CFUN: 
1<CR><LF><CR><LF>OK<CR><LF>'
ModemManager[2837]: <debug> [1508280013.692354] [mm-iface-modem.c:3259] 
set_power_state(): No need to change power state: already in 'on' power 
state
ModemManager[2837]: <debug> [1508280013.693418] [mm-port-serial.c:1296] 
mm_port_serial_close(): (ttyUSB0) device open count is 1 (close)
ModemManager[2837]: <debug> [1508280013.694636] [mm-port-serial.c:1237] 
mm_port_serial_open(): (ttyUSB0) device open count is 2 (open)
ModemManager[2837]: <debug> [1508280013.697023] [mm-port-serial.c:1237] 
mm_port_serial_open(): (ttyUSB0) device open count is 3 (open)
ModemManager[2837]: <debug> [1508280013.702588] 
[mm-port-serial-at.c:440] debug_log(): (ttyUSB0): --> 'AT+IFC=1,1<CR>'
ModemManager[2837]: <debug> [1508280013.724477] 
[mm-port-serial-at.c:440] debug_log(): (ttyUSB0): <-- '<CR><LF>+CME 
ERROR: 50<CR><LF>'
ModemManager[2837]: Invalid mobile equipment error code: 50
ModemManager[2837]: <debug> [1508280013.725338] 
[mm-serial-parsers.c:364] mm_serial_parser_v1_parse(): Got failure code 
100: Unknown error
ModemManager[2837]: <debug> [1508280013.725604] [mm-port-serial.c:1296] 
mm_port_serial_close(): (ttyUSB0) device open count is 2 (close)
ModemManager[2837]: <warn>  [1508280013.725990] [mm-port-serial.c:811] 
port_serial_queue_process(): (ttyUSB0) response array is not empty when 
using cached reply, cleaning up 14 bytes

is one error sequence

the other error is

ModemManager[2837]: <warn>  [1508280021.578899] 
[huawei/mm-broadband-modem-huawei.c:2181] 
mm_broadband_modem_huawei_peek_port_at_for_data(): Couldn't find 
associated cdc-wdm port for 'net/usb0'


Just to update:

The modem is still a Huawei ME909s-120

it's about connecting to 3 or 4 mobile networks, measuring download 
speed or similar stuff for each of them

One problem is that I get timeout errors for --3gpp-register-in-operator 
if I was connected to a different operator before

e.g. I connect to one operator, it succeeds and I can measure download 
speed etc, then if I want to connect to a different operator like 15 
seconds after I connected to the first one and it needs 10-15 seconds 
until I get a timeout error, I suggest because the modem is still busy 
with the previous operations for connecting with the first 
operator?!(correct me if I'm wrong)

Is there a way to stabilize connecting that way to different operators?

Because I think I wouldn't have the second problem if that first one was 
solved


The second problem is that I get a weird timeout error at disabling the 
modem after I recognize that connecting to the third network fails and I 
therefore want to disconnect, disable and enable the modem to try 
connecting again

When I try to connect to the second operator I just get a timeout error 
and after that I try it again with disconnecting, disable and enable the 
modem again and then it works


Kind regards,

Marcel


On 15.10.2017 11:35, Marcel H. wrote:
> Aah, thanks a lot!
> It's just a regular timeout error
> As well as the error when I try to disable the modem is also a timeout 
> error
> So maybe I should check somehow if the modem is still busy or 
> something like that
> However, I'll do some further testing tomorrow and will come back if I 
> find out some more
> Am 15.10.2017, 10:37, Aleksander Morgado <aleksander at aleksander.es> 
> schrieb:
>
>     Hey,
>
>     > I have a problem when frequently changing operators
>     >
>     > I tried to connect to 3 different operators, first enable the
>     modem, then
>     > try to register in operator, if successfully I use
>     simple-connect and
>     > measure upload speed etc, then disconnect and disable modem and
>     start over
>     > again
>     >
>     > Well I have some problems now to set up a stable way to connect
>     to the 3rd
>     > operator
>     >
>     > When I enable the modem and try to use
>     --3gpp-register-in-operator, it is
>     > hard to say if it succeeds, so if it doesn't, I just disconnect,
>     disable and
>     > enable again, but when I disable the modem at that point it
>     seems kind of
>     > busy doing something, but I don't understand what it actually does
>     >
>     > I tried to debug mm, but I still don't get it, I hope you don't
>     mind me
>     > posting a piece of the debugging output here:
>     >
>     > ModemManager[4471]: <debug> [1507757863.162630]
>     > [huawei/mm-broadband-modem-huawei.c:2438]
>     modem_load_signal_quality():
>     > loading signal quality...
>     > ModemManager[4471]: <debug> [1507757863.163091]
>     [mm-broadband-modem.c:1991]
>     > modem_load_signal_quality(): loading signal quality...
>     > ModemManager[4471]: <debug> [1507757863.163565]
>     [mm-port-serial.c:1237]
>     > mm_port_serial_open(): (ttyUSB0) device open count is 6 (open)
>     > ModemManager[4471]: <info> [1507757864.691217]
>     [mm-iface-modem.c:1392]
>     > __iface_modem_update_state_internal(): Modem
>     > /org/freedesktop/ModemManager1/Modem/0: state changed (registered ->
>     > disabling)
>     > ModemManager[4471]: <debug> [1507757864.705892]
>     [mm-iface-modem.c:1165]
>     > update_signal_quality(): Modem
>     /org/freedesktop/ModemManager1/Modem/0:
>     > signal quality updated (0)
>     > ModemManager[4471]: <debug> [1507757864.712021]
>     [mm-iface-modem.c:1282]
>     > periodic_signal_quality_check_disable(): Periodic signal quality
>     checks
>     > disabled
>     > ModemManager[4471]: <debug> [1507757864.713914]
>     [mm-iface-modem.c:894]
>     > mm_iface_modem_update_access_technologies(): Modem
>     > /org/freedesktop/ModemManager1/Modem/0: access technology
>     changed (umts ->
>     > unknown)
>     > ModemManager[4471]: <debug> [1507757864.719503]
>     [mm-iface-modem.c:1008]
>     > periodic_access_technologies_check_disable(): Periodic access
>     technology
>     > checks disabled
>     > ModemManager[4471]: <debug> [1507757864.726004]
>     [mm-broadband-modem.c:8282]
>     > disabling_step(): Modem has messaging capabilities, disabling
>     the Messaging
>     > interface...
>     > ModemManager[4471]: <debug> [1507757864.731147]
>     [mm-broadband-modem.c:5791]
>     > set_messaging_unsolicited_events_handlers(): (ttyUSB0) Removing
>     messaging
>     > unsolicited events handlers
>     > ModemManager[4471]: <debug> [1507757864.732277]
>     [mm-broadband-modem.c:5791]
>     > set_messaging_unsolicited_events_handlers(): (ttyUSB2) Removing
>     messaging
>     > unsolicited events handlers
>     > ModemManager[4471]: <debug> [1507757864.733760]
>     [mm-broadband-modem.c:8294]
>     > disabling_step(): Modem has location capabilities, disabling the
>     Location
>     > interface...
>     > ModemManager[4471]: <debug> [1507757864.734843]
>     > [mm-iface-modem-location.c:765] setup_gathering(): Need to
>     disable the
>     > following location sources: '3gpp-lac-ci'
>     > ModemManager[4471]: <debug> [1507757864.744200]
>     [mm-broadband-modem.c:8322]
>     > disabling_step(): Modem has 3GPP/USSD capabilities, disabling
>     the Modem
>     > 3GPP/USSD interface...
>     > ModemManager[4471]: <debug> [1507757864.745383]
>     [mm-port-serial.c:1237]
>     > mm_port_serial_open(): (ttyUSB0) device open count is 7 (open)
>     > ModemManager[4471]: <debug> [1507757917.238256]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB2): <-- '<CR><LF>^RSSI: 3<CR><LF>'
>     > ModemManager[4471]: <debug> [1507757917.248108]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB0): <-- '<CR><LF>^RSSI: 3<CR><LF><CR><LF>^HCSQ:
>     > "WCDMA",29,15,37<CR><LF>'
>     > ModemManager[4471]: <debug> [1507757917.249324]
>     > [huawei/mm-broadband-modem-huawei.c:1543]
>     huawei_signal_changed(): 3GPP
>     > signal quality: 9
>     > ModemManager[4471]: <debug> [1507757917.256592]
>     [mm-iface-modem.c:1165]
>     > update_signal_quality(): Modem
>     /org/freedesktop/ModemManager1/Modem/0:
>     > signal quality updated (9)
>     > ModemManager[4471]: <debug> [1507757917.259668]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB2): <-- '<CR><LF>^HCSQ:
>     "WCDMA",29,15,37<CR><LF>'
>     > ModemManager[4471]: <info> [1507757938.156182]
>     [mm-iface-modem-3gpp.c:1169]
>     > update_registration_state(): Modem
>     /org/freedesktop/ModemManager1/Modem/0:
>     > 3GPP Registration state changed (searching -> idle)
>     > ModemManager[4471]: <debug> [1507757938.162515]
>     [mm-base-bearer.c:260]
>     > modem_3gpp_registration_state_changed(): Bearer not allowed to
>     connect, not
>     > registered in 3GPP network
>     > ModemManager[4471]: <debug> [1507757938.163074]
>     [mm-port-serial.c:1296]
>     > mm_port_serial_close(): (ttyUSB0) device open count is 6 (close)
>     > ModemManager[4471]: <debug> [1507757938.186571]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB0): --> 'AT+COPS=3,2;+COPS?<CR>'
>     > ModemManager[4471]: <debug> [1507757938.217214]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB0): <-- '<CR><LF>+COPS:
>     > 1,2,"26203",2<CR><LF><CR><LF>OK<CR><LF>'
>     > ModemManager[4471]: <debug> [1507757938.228361]
>     > [huawei/mm-broadband-modem-huawei.c:2038]
>     modem_3gpp_load_operator_name():
>     > loading Operator Name (huawei)...
>     > ModemManager[4471]: <debug> [1507757938.230356]
>     [mm-port-serial.c:1237]
>     > mm_port_serial_open(): (ttyUSB0) device open count is 7 (open)
>     > ModemManager[4471]: <debug> [1507757938.237333]
>     [mm-port-serial.c:1296]
>     > mm_port_serial_close(): (ttyUSB0) device open count is 6 (close)
>     > ModemManager[4471]: <debug> [1507757938.239402]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB0): --> 'AT^SYSINFOEX<CR>'
>     > ModemManager[4471]: <debug> [1507757938.267262]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB0): <-- '<CR><LF>^SYSINFOEX:
>     > 2,3,1,1,,3,"WCDMA",41,"WCDMA"<CR><LF><CR><LF>OK<CR><LF>'
>     > ModemManager[4471]: <debug> [1507757938.268511]
>     > [huawei/mm-broadband-modem-huawei.c:582]
>     load_access_technologies_finish():
>     > Access Technology: 'umts'
>     > ModemManager[4471]: <debug> [1507757938.269158]
>     [mm-iface-modem.c:894]
>     > mm_iface_modem_update_access_technologies(): Modem
>     > /org/freedesktop/ModemManager1/Modem/0: access technology
>     changed (unknown
>     > -> umts)
>     > ModemManager[4471]: <debug> [1507757938.269472]
>     [mm-port-serial.c:1296]
>     > mm_port_serial_close(): (ttyUSB0) device open count is 5 (close)
>     > ModemManager[4471]: <debug> [1507757938.281278]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB0): --> 'AT+CSQ<CR>'
>     > ModemManager[4471]: <debug> [1507757938.296941]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB0): <-- '<CR><LF>+CSQ:
>     3,99<CR><LF><CR><LF>OK<CR><LF>'
>     > ModemManager[4471]: <debug> [1507757938.297864]
>     [mm-port-serial.c:1296]
>     > mm_port_serial_close(): (ttyUSB0) device open count is 4 (close)
>     > ModemManager[4471]: <debug> [1507757938.298720]
>     [mm-iface-modem.c:1165]
>     > update_signal_quality(): Modem
>     /org/freedesktop/ModemManager1/Modem/0:
>     > signal quality updated (9)
>     > ModemManager[4471]: <debug> [1507757938.299179]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB0): --> 'AT+CSQ<CR>'
>     > ModemManager[4471]: <debug> [1507757938.312601]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB0): <-- '<CR><LF>+CSQ:
>     3,99<CR><LF><CR><LF>OK<CR><LF>'
>     > ModemManager[4471]: <debug> [1507757938.313516]
>     [mm-port-serial.c:1296]
>     > mm_port_serial_close(): (ttyUSB0) device open count is 3 (close)
>     > ModemManager[4471]: <debug> [1507757938.314367]
>     [mm-iface-modem.c:1165]
>     > update_signal_quality(): Modem
>     /org/freedesktop/ModemManager1/Modem/0:
>     > signal quality updated (9)
>     > ModemManager[4471]: <debug> [1507757938.315042]
>     [mm-broadband-modem.c:4908]
>     > set_unsolicited_result_code_handlers(): (ttyUSB0) Removing
>     unsolicited
>     > result code handlers
>     > ModemManager[4471]: <debug> [1507757938.315297]
>     [mm-broadband-modem.c:4908]
>     > set_unsolicited_result_code_handlers(): (ttyUSB2) Removing
>     unsolicited
>     > result code handlers
>     > ModemManager[4471]: <debug> [1507757938.315563]
>     [mm-port-serial.c:1296]
>     > mm_port_serial_close(): (ttyUSB0) device open count is 2 (close)
>     > ModemManager[4471]: <debug> [1507757938.327921]
>     [mm-broadband-modem.c:8334]
>     > disabling_step(): Modem has 3GPP capabilities, disabling the
>     Modem 3GPP
>     > interface...
>     > ModemManager[4471]: <debug> [1507757938.329574]
>     [mm-iface-modem-3gpp.c:1310]
>     > periodic_registration_check_disable(): Periodic 3GPP
>     registration checks
>     > disabled
>     > ModemManager[4471]: <debug> [1507757938.332616]
>     [mm-port-serial.c:1237]
>     > mm_port_serial_open(): (ttyUSB0) device open count is 3 (open)
>     > ModemManager[4471]: <debug> [1507757938.335165]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB0): --> 'AT+COPS=3,0;+COPS?<CR>'
>     > ModemManager[4471]: <debug> [1507757938.370516]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB0): <-- '<CR><LF>+COPS:
>     > 1,0,"E-Plus",2<CR><LF><CR><LF>OK<CR><LF>'
>     > ModemManager[4471]: <debug> [1507757938.371558]
>     > [huawei/mm-broadband-modem-huawei.c:2028]
>     > modem_3gpp_load_operator_name_finish(): loaded Operator Name: E-Plus
>     > ModemManager[4471]: <debug> [1507757938.372172]
>     [mm-port-serial.c:1296]
>     > mm_port_serial_close(): (ttyUSB0) device open count is 2 (close)
>     > ModemManager[4471]: <info> [1507757938.379425]
>     [mm-iface-modem-3gpp.c:1079]
>     > update_registration_reload_current_registration_info_ready(): Modem
>     > /org/freedesktop/ModemManager1/Modem/0: 3GPP Registration state
>     changed
>     > (registering -> roaming)
>     > ModemManager[4471]: <debug> [1507757938.391976]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB0): --> 'AT+CREG=0<CR>'
>     > ModemManager[4471]: <debug> [1507757938.412542]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB0): <-- '<CR><LF>OK<CR><LF>'
>     > ModemManager[4471]: <debug> [1507757938.413389]
>     [mm-port-serial.c:1237]
>     > mm_port_serial_open(): (ttyUSB2) device open count is 2 (open)
>     > ModemManager[4471]: <debug> [1507757938.413937]
>     [mm-port-serial.c:1296]
>     > mm_port_serial_close(): (ttyUSB0) device open count is 1 (close)
>     > ModemManager[4471]: <debug> [1507757938.414343]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB2): --> 'AT+CREG=0<CR>'
>     > ModemManager[4471]: <debug> [1507757938.430404]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB2): <-- '<CR><LF>OK<CR><LF>'
>     > ModemManager[4471]: <debug> [1507757938.432294]
>     [mm-port-serial.c:1237]
>     > mm_port_serial_open(): (ttyUSB0) device open count is 2 (open)
>     > ModemManager[4471]: <debug> [1507757938.432761]
>     [mm-port-serial.c:1296]
>     > mm_port_serial_close(): (ttyUSB2) device open count is 1 (close)
>     > ModemManager[4471]: <debug> [1507757938.435627]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB0): --> 'AT+CGREG=0<CR>'
>     > ModemManager[4471]: <debug> [1507757938.461267]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB0): <-- '<CR><LF>OK<CR><LF>'
>     > ModemManager[4471]: <debug> [1507757938.462188]
>     [mm-port-serial.c:1237]
>     > mm_port_serial_open(): (ttyUSB2) device open count is 2 (open)
>     > ModemManager[4471]: <debug> [1507757938.462626]
>     [mm-port-serial.c:1296]
>     > mm_port_serial_close(): (ttyUSB0) device open count is 1 (close)
>     > ModemManager[4471]: <debug> [1507757938.463019]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB2): --> 'AT+CGREG=0<CR>'
>     > ModemManager[4471]: <debug> [1507757938.483758]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB2): <-- '<CR><LF>OK<CR><LF>'
>     > ModemManager[4471]: <debug> [1507757938.484400]
>     [mm-port-serial.c:1296]
>     > mm_port_serial_close(): (ttyUSB2) device open count is 1 (close)
>     > ModemManager[4471]: <debug> [1507757938.486265]
>     [mm-broadband-modem.c:3648]
>     > modem_3gpp_cleanup_unsolicited_registration_events(): (ttyUSB0)
>     cleaning up
>     > unsolicited registration messages handlers
>     > ModemManager[4471]: <debug> [1507757938.489370]
>     [mm-broadband-modem.c:3648]
>     > modem_3gpp_cleanup_unsolicited_registration_events(): (ttyUSB2)
>     cleaning up
>     > unsolicited registration messages handlers
>     > ModemManager[4471]: <debug> [1507757938.497321]
>     [mm-port-serial.c:1237]
>     > mm_port_serial_open(): (ttyUSB0) device open count is 2 (open)
>     > ModemManager[4471]: <debug> [1507757938.503806]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB0): --> 'AT^CURC=0<CR>'
>     > ModemManager[4471]: <debug> [1507757938.524718]
>     [mm-port-serial-at.c:440]
>     > debug_log(): (ttyUSB0): <-- '<CR><LF>OK<CR><LF>'
>     > ModemManager[4471]: <debug> [1507757938.525473]
>     [mm-port-serial.c:1296]
>     > mm_port_serial_close(): (ttyUSB0) device open count is 1 (close)
>     > ModemManager[4471]: <info> [1507757938.526055]
>     [mm-iface-modem-3gpp.c:1169]
>     > update_registration_state(): Modem
>     /org/freedesktop/ModemManager1/Modem/0:
>     > 3GPP Registration state changed (roaming -> unknown)
>     > ModemManager[4471]: <debug> [1507757938.530230]
>     [mm-base-bearer.c:260]
>     > modem_3gpp_registration_state_changed(): Bearer not allowed to
>     connect, not
>     > registered in 3GPP network
>     > ModemManager[4471]: <debug> [1507757938.537998]
>     [mm-iface-modem.c:894]
>     > mm_iface_modem_update_access_technologies(): Modem
>     > /org/freedesktop/ModemManager1/Modem/0: access technology
>     changed (umts ->
>     > unknown)
>     >
>     >
>     > I think the problem is somewhere here to find, but I just don't
>     see the
>     > point
>     >
>     > The lines before those I just postet were about the
>     > --3gpp-register-in-operator, but as it failed, I just
>     disconnected and
>     > disabled again, but it nevertheless seemed to update some signal
>     quality
>     > stuff
>     >
>     > Is the problem something about that "Removing unsolicited result
>     code
>     > handlers" and "cleaning up unsolicited registration messages
>     handlers"
>     > stuff?
>     >
>     >
>     > Well I should now also say something about the hardware I use:
>     >
>     > I'm using a Huawei ME909s-120 with the mmcli version 1.4.0
>     >
>     >
>     > I hope you can help me, as I really have no more idea what to do
>     anymore
>     >
>     > If I can provide you any helpful information, just tell me
>     >
>     >
>
>     What's the error you get when trying to register in the operator
>     manually?
>
>     The sequence you posted looks mostly good to me, all that happens when
>     you disable the modem (e.g. removing unsolicited message handlers,
>     disabling periodic polling of reg info or signal quality...). There is
>     one thing, though, that gets in the middle of the disabling sequence,
>     which is the "AT+COPS=3,0;+COPS?" call and its response, but that may
>     just be because it was scheduled before the disabling sequence started
>     to happen, but that shouldn't have any big effect, I think.
>
>     -- 
>     Aleksander
>     https://aleksander.es
>
>
>
> _______________________________________________
> ModemManager-devel mailing list
> ModemManager-devel at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/modemmanager-devel

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