jevgtv@jevgtv-HP-Compaq-6910p ~ $ sudo killall modem-manager
jevgtv@jevgtv-HP-Compaq-6910p ~ $ sudo stop network-manager
network-manager stop/waiting

jevgtv@jevgtv-HP-Compaq-6910p ~ $ ls /sys/devices/virtual/tty/
/sys/devices/virtual/tty/:
console  tty12  tty19  tty25  tty31  tty38  tty44  tty50  tty57  tty63
ptmx     tty13  tty2   tty26  tty32  tty39  tty45  tty51  tty58  tty7
tty      tty14  tty20  tty27  tty33  tty4   tty46  tty52  tty59  tty8
tty0     tty15  tty21  tty28  tty34  tty40  tty47  tty53  tty6   tty9
tty1     tty16  tty22  tty29  tty35  tty41  tty48  tty54  tty60  ttyprintk
tty10    tty17  tty23  tty3   tty36  tty42  tty49  tty55  tty61
tty11    tty18  tty24  tty30  tty37  tty43  tty5   tty56  tty62

jevgtv@jevgtv-HP-Compaq-6910p ~ $ sudo modem-manager --debug
modem-manager[8770]: <info>  [1366357992.500679] [main.c:167] main(): 
ModemManager (version 0.6.0.0) starting...
modem-manager[8770]: <info>  [1366357992.510494] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'Linktop'
modem-manager[8770]: <info>  [1366357992.510686] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'Huawei'
modem-manager[8770]: <info>  [1366357992.510778] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'SimTech'
modem-manager[8770]: <info>  [1366357992.510865] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'Ericsson MBM'
modem-manager[8770]: <info>  [1366357992.510951] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'Sierra'
modem-manager[8770]: <info>  [1366357992.511037] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'ZTE'
modem-manager[8770]: <info>  [1366357992.511121] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'AnyData'
modem-manager[8770]: <info>  [1366357992.511206] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'Option High-Speed'
modem-manager[8770]: <info>  [1366357992.511290] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'X22X'
modem-manager[8770]: <info>  [1366357992.511375] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'Gobi'
modem-manager[8770]: <info>  [1366357992.511459] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'Nokia'
modem-manager[8770]: <info>  [1366357992.511542] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'MotoC'
modem-manager[8770]: <info>  [1366357992.511626] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'Option'
modem-manager[8770]: <info>  [1366357992.511709] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'Longcheer'
modem-manager[8770]: <info>  [1366357992.511811] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'Novatel'
modem-manager[8770]: <info>  [1366357992.511895] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'Wavecom'
modem-manager[8770]: <info>  [1366357992.511978] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'Samsung'
modem-manager[8770]: <info>  [1366357992.512061] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'Cinterion'
modem-manager[8770]: <info>  [1366357992.512144] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'Iridium'
modem-manager[8770]: <info>  [1366357992.512226] [mm-manager.c:158] 
found_plugin(): Loaded plugin 'Generic'
modem-manager[8770]: <info>  [1366357992.512307] [mm-manager.c:210] 
load_plugins(): Successfully loaded 20 plugins
modem-manager[8770]: <debug> [1366357992.512707] [mm-manager.c:1057] 
mm_manager_start(): Starting device scan...
modem-manager[8770]: <debug> [1366357992.521181] [mm-manager.c:875] 
device_added(): (tty/ttyS0): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.521542] [mm-manager.c:875] 
device_added(): (tty/ttyS1): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.521793] [mm-manager.c:875] 
device_added(): (tty/ttyS10): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.522034] [mm-manager.c:875] 
device_added(): (tty/ttyS11): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.522273] [mm-manager.c:875] 
device_added(): (tty/ttyS12): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.522513] [mm-manager.c:875] 
device_added(): (tty/ttyS13): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.522753] [mm-manager.c:875] 
device_added(): (tty/ttyS14): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.522993] [mm-manager.c:875] 
device_added(): (tty/ttyS15): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.523239] [mm-manager.c:875] 
device_added(): (tty/ttyS16): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.523481] [mm-manager.c:875] 
device_added(): (tty/ttyS17): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.523722] [mm-manager.c:875] 
device_added(): (tty/ttyS18): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.523963] [mm-manager.c:875] 
device_added(): (tty/ttyS19): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.524204] [mm-manager.c:875] 
device_added(): (tty/ttyS2): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.524436] [mm-manager.c:875] 
device_added(): (tty/ttyS20): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.524666] [mm-manager.c:875] 
device_added(): (tty/ttyS21): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.524901] [mm-manager.c:875] 
device_added(): (tty/ttyS22): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.525155] [mm-manager.c:875] 
device_added(): (tty/ttyS23): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.525404] [mm-manager.c:875] 
device_added(): (tty/ttyS24): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.525638] [mm-manager.c:875] 
device_added(): (tty/ttyS25): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.525869] [mm-manager.c:875] 
device_added(): (tty/ttyS26): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.526100] [mm-manager.c:875] 
device_added(): (tty/ttyS27): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.526332] [mm-manager.c:875] 
device_added(): (tty/ttyS28): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.526563] [mm-manager.c:875] 
device_added(): (tty/ttyS29): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.526794] [mm-manager.c:875] 
device_added(): (tty/ttyS3): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.527029] [mm-manager.c:875] 
device_added(): (tty/ttyS30): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.527261] [mm-manager.c:875] 
device_added(): (tty/ttyS31): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.527491] [mm-manager.c:875] 
device_added(): (tty/ttyS4): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.527720] [mm-manager.c:875] 
device_added(): (tty/ttyS5): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.527951] [mm-manager.c:875] 
device_added(): (tty/ttyS6): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.528183] [mm-manager.c:875] 
device_added(): (tty/ttyS7): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.528414] [mm-manager.c:875] 
device_added(): (tty/ttyS8): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.528643] [mm-manager.c:875] 
device_added(): (tty/ttyS9): port's parent platform driver is not whitelisted
modem-manager[8770]: <debug> [1366357992.529742] [mm-manager.c:859] 
device_added(): (tty/ttyprintk): could not get port's parent device
modem-manager[8770]: <debug> [1366357992.534706] [mm-manager.c:1075] 
mm_manager_start(): Finished device scan...
modem-manager[8770]: <info>  [1366357992.534803] [mm-serial-port.c:805] 
mm_serial_port_open(): (ttyUSB0) opening serial port...
modem-manager[8770]: <warn>  [1366357992.539605] [mm-serial-port.c:407] 
real_config_fd(): (ttyUSB0): port attributes not fully set
modem-manager[8770]: <debug> [1366357992.539666] [mm-serial-port.c:874] 
mm_serial_port_open(): (ttyUSB0) device open count is 1 (open)
modem-manager[8770]: <debug> [1366357992.539699] [mm-plugin-base.c:1064] 
try_open(): (ttyUSB0): probe requested by plugin 'Sierra'
modem-manager[8770]: <info>  [1366357992.540615] [mm-serial-port.c:805] 
mm_serial_port_open(): (ttyUSB1) opening serial port...
modem-manager[8770]: <warn>  [1366357992.544681] [mm-serial-port.c:407] 
real_config_fd(): (ttyUSB1): port attributes not fully set
modem-manager[8770]: <debug> [1366357992.544753] [mm-serial-port.c:874] 
mm_serial_port_open(): (ttyUSB1) device open count is 1 (open)
modem-manager[8770]: <debug> [1366357992.544782] [mm-plugin-base.c:1064] 
try_open(): (ttyUSB1): probe requested by plugin 'Sierra'
modem-manager[8770]: <info>  [1366357992.545615] [mm-serial-port.c:805] 
mm_serial_port_open(): (ttyUSB2) opening serial port...
modem-manager[8770]: <warn>  [1366357992.549619] [mm-serial-port.c:407] 
real_config_fd(): (ttyUSB2): port attributes not fully set
modem-manager[8770]: <debug> [1366357992.549786] [mm-serial-port.c:874] 
mm_serial_port_open(): (ttyUSB2) device open count is 1 (open)
modem-manager[8770]: <debug> [1366357992.549878] [mm-plugin-base.c:1064] 
try_open(): (ttyUSB2): probe requested by plugin 'Sierra'
modem-manager[8770]: <debug> [1366357992.641776] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): --> 'AT+GCAP<CR>'
modem-manager[8770]: <debug> [1366357993.342277] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): <-- 'AT+GCAP'
modem-manager[8770]: <debug> [1366357993.342508] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB1): --> 'AT+GCAP<CR>'
modem-manager[8770]: <debug> [1366357993.342627] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB2): --> 'AT+GCAP<CR>'
modem-manager[8770]: <debug> [1366357993.344691] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): <-- '<CR><CR><LF>ERROR<CR><LF>'
modem-manager[8770]: <debug> [1366357993.344826] [mm-serial-parsers.c:448] 
mm_serial_parser_v1_parse(): Got failure code 100: Unknown error
modem-manager[8770]: <debug> [1366357993.344982] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): --> 'AT+GCAP<CR>'
modem-manager[8770]: <debug> [1366357994.044671] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB2): <-- '<CR><LF>OK<CR><LF>'
modem-manager[8770]: <debug> [1366357994.045238] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): <-- 'AT+GCAP'
modem-manager[8770]: <debug> [1366357994.045424] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB2): --> 'AT+GCAP<CR>'
modem-manager[8770]: <debug> [1366357994.046678] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): <-- '<CR>'
modem-manager[8770]: <debug> [1366357994.047666] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): <-- '<CR><LF>ERROR<CR><LF>'
modem-manager[8770]: <debug> [1366357994.047774] [mm-serial-parsers.c:448] 
mm_serial_parser_v1_parse(): Got failure code 100: Unknown error
modem-manager[8770]: <debug> [1366357994.047924] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): --> 'AT+GCAP<CR>'
modem-manager[8770]: <debug> [1366357994.747637] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB2): <-- '<CR><LF>OK<CR><LF>'
modem-manager[8770]: <debug> [1366357994.748183] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): <-- 'AT+GCAP'
modem-manager[8770]: <debug> [1366357994.748307] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB2): --> 'AT+GCAP<CR>'
modem-manager[8770]: <debug> [1366357994.749679] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): <-- '<CR>'
modem-manager[8770]: <debug> [1366357994.750664] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): <-- '<CR><LF>ERROR<CR><LF>'
modem-manager[8770]: <debug> [1366357994.750705] [mm-serial-parsers.c:448] 
mm_serial_parser_v1_parse(): Got failure code 100: Unknown error
modem-manager[8770]: <debug> [1366357994.750804] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): --> 'ATI<CR>'
modem-manager[8770]: <debug> [1366357995.050923] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): <-- 'ATI'
modem-manager[8770]: <debug> [1366357995.051686] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): <-- '<CR>'
modem-manager[8770]: <debug> [1366357995.055701] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): <-- '<CR><LF>Manufacturer: Sierra Wireless, 
Inc.<CR><LF>Model: MC8775<CR><LF>Revision: H1_1_8_3MCAP 
C:/WS/FW/H1_1_8_3MCAP/MSM6280/SRC 2007/03/08 18:17:59<CR><LF>IMEI: 
352905012647875<CR><LF>IMEI SV: 6<CR><LF>FSN: D282267155210<CR><LF>3GPP Release 
5<CR><LF>+GCAP: +CGSM,+FCLASS,+DS<CR><LF><CR><LF><CR><LF>OK<CR><LF>'
modem-manager[8770]: <debug> [1366357995.055851] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): --> 'AT+CGMI<CR>'
modem-manager[8770]: <debug> [1366357995.450641] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB2): <-- '<CR><LF>OK<CR><LF>'
modem-manager[8770]: <debug> [1366357995.756155] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): <-- 'AT+CGMI'
modem-manager[8770]: <debug> [1366357995.756401] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB2): --> 'ATI<CR>'
modem-manager[8770]: <debug> [1366357995.757670] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): <-- '<CR>'
modem-manager[8770]: <debug> [1366357995.758688] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): <-- '<CR><LF>Sierra Wireless, 
Inc.<CR><LF><CR><LF>OK<CR><LF>'
modem-manager[8770]: <debug> [1366357995.758908] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): --> 'AT+CGMM<CR>'
modem-manager[8770]: <debug> [1366357996.058715] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB2): <-- 'Sierra Wireless, 
Inc.<LF><CR>MC8775<LF><CR>APP1<LF><CR><LF>OK<CR><LF>'
modem-manager[8770]: <debug> [1366357996.459247] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): <-- 'AT+CGMM'
modem-manager[8770]: <debug> [1366357996.462311] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB0): <-- '<CR><CR><LF>MC8775<CR><LF><CR><LF>OK<CR><LF>'
modem-manager[8770]: <info>  [1366357996.462474] [mm-serial-port.c:805] 
mm_serial_port_open(): (ttyUSB2) opening serial port...
modem-manager[8770]: <warn>  [1366357996.464607] [mm-serial-port.c:407] 
real_config_fd(): (ttyUSB2): port attributes not fully set
modem-manager[8770]: <debug> [1366357996.464654] [mm-serial-port.c:874] 
mm_serial_port_open(): (ttyUSB2) device open count is 1 (open)
modem-manager[8770]: <debug> [1366357996.464680] [mm-plugin-base.c:1064] 
try_open(): (ttyUSB2): probe requested by plugin 'Cinterion'
modem-manager[8770]: <debug> [1366357996.465656] [mm-serial-port.c:908] 
mm_serial_port_close(): (ttyUSB0) device open count is 0 (close)
modem-manager[8770]: <info>  [1366357996.465761] [mm-serial-port.c:923] 
mm_serial_port_close(): (ttyUSB0) closing serial port...
modem-manager[8770]: <info>  [1366357996.476649] [mm-serial-port.c:944] 
mm_serial_port_close(): (ttyUSB0) serial port closed
modem-manager[8770]: <debug> [1366357996.483618] [mm-modem-base.c:927] 
grab_port(): (ttyUSB0) type AT claimed by 
/sys/devices/pci0000:00/0000:00:1a.1/usb4/4-1
modem-manager[8770]: <info>  [1366357996.484046] [mm-manager.c:630] 
do_grab_port(): (Sierra): GSM modem 
/sys/devices/pci0000:00/0000:00:1a.1/usb4/4-1 claimed port ttyUSB0
modem-manager[8770]: <debug> [1366357996.484146] [mm-manager.c:362] 
add_modem(): Added modem /sys/devices/pci0000:00/0000:00:1a.1/usb4/4-1
modem-manager[8770]: <debug> [1366357996.484237] [mm-manager.c:298] 
check_export_modem(): (tty/ttyUSB0): outstanding support task prevents export 
of /sys/devices/pci0000:00/0000:00:1a.1/usb4/4-1
modem-manager[8770]: <debug> [1366357996.484375] [mm-manager.c:298] 
check_export_modem(): (tty/ttyUSB1): outstanding support task prevents export 
of /sys/devices/pci0000:00/0000:00:1a.1/usb4/4-1
modem-manager[8770]: <debug> [1366357996.567716] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB2): --> 'AT+GCAP<CR>'
modem-manager[8770]: <debug> [1366357997.271799] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB2): <-- '<CR><LF>OK<CR><LF>'
modem-manager[8770]: <debug> [1366357997.770799] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB1): --> 'AT+GCAP<CR>'
modem-manager[8770]: <debug> [1366358000.772534] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB2): --> 'AT+GCAP<CR>'
modem-manager[8770]: <debug> [1366358001.476803] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB2): <-- '<CR><LF>OK<CR><LF>'
modem-manager[8770]: <debug> [1366358001.770479] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB1): --> 'AT+GCAP<CR>'
modem-manager[8770]: <debug> [1366358004.771978] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB2): --> 'AT+GCAP<CR>'
modem-manager[8770]: <debug> [1366358005.476803] [mm-at-serial-port.c:334] 
debug_log(): (ttyUSB2): <-- '<CR><LF>OK<CR><LF>'
modem-manager[8770]: <debug> [1366358005.770476] [mm-serial-port.c:908] 
mm_serial_port_close(): (ttyUSB1) device open count is 0 (close)
modem-manager[8770]: <info>  [1366358005.770537] [mm-serial-port.c:923] 
mm_serial_port_close(): (ttyUSB1) closing serial port...
modem-manager[8770]: <info>  [1366358005.776650] [mm-serial-port.c:944] 
mm_serial_port_close(): (ttyUSB1) serial port closed
modem-manager[8770]: <info>  [1366358005.776818] [mm-serial-port.c:805] 
mm_serial_port_open(): (ttyUSB1) opening serial port...
modem-manager[8770]: <debug> [1366358005.780828] [mm-serial-port.c:874] 
mm_serial_port_open(): (ttyUSB1) device open count is 1 (open)
modem-manager[8770]: <debug> [1366358005.780966] [mm-qcdm-serial-port.c:196] 
debug_log(): (ttyUSB1): --> 7e 00 78 f0 7e
modem-manager[8770]: <debug> [1366358008.772020] [mm-serial-port.c:908] 
mm_serial_port_close(): (ttyUSB2) device open count is 0 (close)
modem-manager[8770]: <info>  [1366358008.772110] [mm-serial-port.c:923] 
mm_serial_port_close(): (ttyUSB2) closing serial port...
modem-manager[8770]: <info>  [1366358008.772186] [mm-serial-port.c:944] 
mm_serial_port_close(): (ttyUSB2) serial port closed
modem-manager[8770]: <info>  [1366358008.772353] [mm-serial-port.c:805] 
mm_serial_port_open(): (ttyUSB2) opening serial port...
modem-manager[8770]: <debug> [1366358008.774672] [mm-serial-port.c:874] 
mm_serial_port_open(): (ttyUSB2) device open count is 1 (open)
modem-manager[8770]: <debug> [1366358008.774766] [mm-qcdm-serial-port.c:196] 
debug_log(): (ttyUSB1): --> 7e 00 78 f0 7e
modem-manager[8770]: <debug> [1366358008.774898] [mm-qcdm-serial-port.c:196] 
debug_log(): (ttyUSB2): --> 7e 00 78 f0 7e
modem-manager[8770]: <debug> [1366358011.773082] [mm-serial-port.c:908] 
mm_serial_port_close(): (ttyUSB1) device open count is 0 (close)
modem-manager[8770]: <info>  [1366358011.773172] [mm-serial-port.c:923] 
mm_serial_port_close(): (ttyUSB1) closing serial port...
modem-manager[8770]: <info>  [1366358011.779668] [mm-serial-port.c:944] 
mm_serial_port_close(): (ttyUSB1) serial port closed
modem-manager[8770]: <debug> [1366358011.779792] [mm-manager.c:690] 
supports_callback(): (tty/ttyUSB1): ignoring port unsupported by physical 
modem's plugin
modem-manager[8770]: <debug> [1366358011.779877] [mm-manager.c:298] 
check_export_modem(): (tty/ttyUSB2): outstanding support task prevents export 
of /sys/devices/pci0000:00/0000:00:1a.1/usb4/4-1
modem-manager[8770]: <debug> [1366358011.779961] [mm-qcdm-serial-port.c:196] 
debug_log(): (ttyUSB2): --> 7e 00 78 f0 7e
modem-manager[8770]: <debug> [1366358014.773030] [mm-serial-port.c:908] 
mm_serial_port_close(): (ttyUSB2) device open count is 0 (close)
modem-manager[8770]: <info>  [1366358014.773120] [mm-serial-port.c:923] 
mm_serial_port_close(): (ttyUSB2) closing serial port...
modem-manager[8770]: <info>  [1366358014.773206] [mm-serial-port.c:944] 
mm_serial_port_close(): (ttyUSB2) serial port closed
modem-manager[8770]: <debug> [1366358014.773891] [mm-manager.c:714] 
supports_callback(): (tty/ttyUSB2): plugin 0x8674e20 (Cinterion) existing 
0x8674ba0 (Sierra) info->best 0x8674ba0 (Sierra)
**
ERROR:mm-manager.c:715:supports_callback: code should not be reached
jevgtv@jevgtv-HP-Compaq-6910p ~ $ network-manager
network-manager: command not found
jevgtv@jevgtv-HP-Compaq-6910p ~ $ start network-manager
start: Rejected send message, 1 matched rules; type="method_call", 
sender=":1.1899" (uid=1000 pid=8776 comm="start network-manager ") 
interface="com.ubuntu.Upstart0_6.Job" member="Start" error name="(unset)" 
requested_reply="0" destination="com.ubuntu.Upstart" (uid=0 pid=1 
comm="/sbin/init")
jevgtv@jevgtv-HP-Compaq-6910p ~ $ sudo !!
sudo start network-manager
network-manager start/running, process 8784
jevgtv@jevgtv-HP-Compaq-6910p ~ $

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https://bugs.launchpad.net/bugs/1170604

Title:
  modem-manager could not be acquired

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