root@my-device:~# mmcli -V

mmcli 1.6.10
Copyright (2011 - 2016) Aleksander Morgado
License GPLv2+: GNU GPL version 2 or later <http://gnu.org/licenses/gpl-2.0.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

root@my-device:~# nmcli -v
nmcli tool, version 1.8.4
root@my-device:~# journalctl -t pppd -t ModemManager -t NetworkManager -t systemd -f
-- Logs begin at Mon 2018-05-14 13:11:50 UTC. --
May 14 13:23:21.065021 my-device NetworkManager[1414]: <debug> device[0x562fa6932130] (lo): queued IP4 config change
May 14 13:23:21.065101 my-device NetworkManager[1414]: <debug> device[0x562fa6932130] (lo): ip4-config: update (commit=0, routes-full-sync=0, new-config=0x562fa690ade0)
May 14 13:23:21.065185 my-device NetworkManager[1414]: <debug> device[0x562fa6932130] (lo): ip4-config: update IP4Config instance (/org/freedesktop/NetworkManager/IP4Config/2)
May 14 13:23:21.065198 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): queueing DNS updates (1)
May 14 13:23:21.065211 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): DNS configuration did not change
May 14 13:23:21.065217 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): no DNS changes to commit (0)
May 14 13:23:21.065394 my-device NetworkManager[1414]: <debug> manager: (lo): assume: don't assume because not managed
May 14 13:23:21.065419 my-device NetworkManager[1414]: <debug> default-route: resync: sync now (0) (IPv4 changes: yes, IPv6 changes: no)
May 14 13:23:21.065436 my-device NetworkManager[1414]: <debug> default-route: entry[0/dev:0x562fa6941580:eth0:+has:+sync]: sync:re-add 0.0.0.0/0 via 10.30.1.254 dev 2 metric 100 mss 0 rt-src user (100 -> 100)
May 14 13:23:22.912697 my-device NetworkManager[1414]: <trace> device[0x562fa6941580] (eth0): remove_pending_action (0): 'carrier-wait' not pending (expected)



May 14 13:23:46.638876 my-device systemd[1]: Created slice system-usb_modeswitch.slice.
May 14 13:23:46.639281 my-device systemd[1]: Starting USB_ModeSwitch_4-2:1.0...
May 14 13:23:48.931273 my-device systemd[1]: Started USB_ModeSwitch_4-2:1.0.
May 14 13:23:49.379370 my-device ModemManager[1114]: <warn>  (ttyUSB0): port attributes not fully set
May 14 13:23:49.386379 my-device ModemManager[1114]: <warn>  (ttyUSB1): port attributes not fully set
May 14 13:23:49.394125 my-device ModemManager[1114]: <warn>  (ttyUSB2): port attributes not fully set
May 14 13:23:52.917232 my-device ModemManager[1114]: <warn>  (ttyUSB1): port attributes not fully set
May 14 13:23:52.924858 my-device ModemManager[1114]: <warn>  (ttyUSB2): port attributes not fully set
May 14 13:24:08.913871 my-device ModemManager[1114]: <info>  Creating modem with plugin 'Huawei' and '3' ports
May 14 13:24:08.914714 my-device ModemManager[1114]: <warn>  Could not grab port (tty/ttyUSB1): 'Cannot add port 'tty/ttyUSB1', unhandled serial type'
May 14 13:24:08.921816 my-device ModemManager[1114]: <warn>  (ttyUSB2): port attributes not fully set
May 14 13:24:08.921864 my-device ModemManager[1114]: <info>  Modem for device at '/sys/devices/pci0000:00/0000:00:1c.0/0000:01:00.0/usb4/4-2' successfully created
May 14 13:24:08.937863 my-device ModemManager[1114]: <info>  loading current capabilities...
May 14 13:24:08.999748 my-device ModemManager[1114]: <warn>  Got failure code 100: Unknown error
May 14 13:24:08.999766 my-device ModemManager[1114]: <info>  loaded current capabilities: gsm-umts
May 14 13:24:08.999840 my-device ModemManager[1114]: <info>  loading manufacturer...
May 14 13:24:09.007839 my-device ModemManager[1114]: <info>  loaded manufacturer: huawei
May 14 13:24:09.007861 my-device ModemManager[1114]: <info>  loading model...
May 14 13:24:09.015810 my-device ModemManager[1114]: <info>  loaded model: MS2131
May 14 13:24:09.015831 my-device ModemManager[1114]: <info>  loading revision...
May 14 13:24:09.023843 my-device ModemManager[1114]: <info>  loaded revision: 21.751.11.00.00
May 14 13:24:09.023867 my-device ModemManager[1114]: <info>  loading equipment identifier...
May 14 13:24:09.032015 my-device ModemManager[1114]: <info>  loaded equipment identifier: 866109024784946
May 14 13:24:09.032057 my-device ModemManager[1114]: <info>  loading device identifier...
May 14 13:24:09.036023 my-device ModemManager[1114]: <info>  loaded device identifier: f942ba5a6bf95c768376fd7c28b7cc09e8e0db4b
May 14 13:24:09.050465 my-device ModemManager[1114]: <warn>  Got failure code 100: Unknown error
May 14 13:24:09.063157 my-device ModemManager[1114]: <info>  loading supported IP families...
May 14 13:24:09.089811 my-device ModemManager[1114]: <warn>  Got failure code 100: Unknown error
May 14 13:24:09.089836 my-device ModemManager[1114]: <info>  loading power state...
May 14 13:24:12.009075 my-device ModemManager[1114]: <info>  loading own numbers...
May 14 13:24:12.017329 my-device ModemManager[1114]: <warn>  Got failure code 22: Not found
May 14 13:24:12.017343 my-device ModemManager[1114]: <warn>  couldn't load list of Own Numbers: 'Not found'
May 14 13:24:12.040760 my-device ModemManager[1114]: <info>  loading IMEI...
May 14 13:24:12.048957 my-device ModemManager[1114]: <info>  loaded IMEI: 866109024784946
May 14 13:24:12.048972 my-device ModemManager[1114]: <info>  loading enabled facility locks...
May 14 13:24:12.144948 my-device ModemManager[1114]: <warn>  Got failure code 100: Unknown error
May 14 13:24:12.153048 my-device ModemManager[1114]: <warn>  Got failure code 100: Unknown error
May 14 13:24:12.162737 my-device ModemManager[1114]: <info>  Modem: state changed (unknown -> disabled)
May 14 13:24:12.183905 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): constructed (NMDeviceModem)
May 14 13:24:12.183968 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): start setup of NMDeviceModem, kernel ifindex 0
May 14 13:24:12.184007 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): unmanaged: flags set to [platform-init,!loopback=0x10/0x18/unmanaged/unrealized], set-managed [loopback=0x8])
May 14 13:24:12.184027 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): unmanaged: flags set to [platform-init,!loopback,!user-settings=0x10/0x58/unmanaged/unrealized], set-managed [user-settings=0x40])
May 14 13:24:12.184047 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): unmanaged: flags set to [!loopback,!platform-init,!user-settings=0x0/0x58/managed/unrealized], set-managed [platform-init=0x10])
May 14 13:24:12.184187 my-device NetworkManager[1414]: <info>  (ttyUSB2): modem state changed, 'disabled' --> 'enabling' (reason: user preference)
May 14 13:24:12.184207 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): add_pending_action (1): 'recheck-available'
May 14 13:24:12.184229 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): unmanaged: flags set to [!sleeping,!loopback,!platform-init,!user-settings=0x0/0x59/managed/unrealized], set-managed [sleeping=0x1])
May 14 13:24:12.185010 my-device NetworkManager[1414]: <trace> exported-object[0x562fa69abb30]: export: "/org/freedesktop/NetworkManager/Devices/3"
May 14 13:24:12.185359 my-device NetworkManager[1414]: <info>  manager: (ttyUSB2): new Broadband device (/org/freedesktop/NetworkManager/Devices/3)
May 14 13:24:12.185607 my-device NetworkManager[1414]: <debug> manager: (ttyUSB2): assume: cannot generate connection: device class NMDeviceModem does not support generating a connection
May 14 13:24:12.185626 my-device NetworkManager[1414]: <info>  device (ttyUSB2): state change: unmanaged -> unavailable (reason 'managed', internal state 'external')
May 14 13:24:12.185640 my-device NetworkManager[1414]: <trace> device[0x562fa69abb30] (ttyUSB2): sys-iface-state: external -> managed
May 14 13:24:12.185729 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): preparing device
May 14 13:24:12.185745 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): clearing queued IP4 config change
May 14 13:24:12.185758 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): clearing queued IP6 config change
May 14 13:24:12.185770 my-device NetworkManager[1414]: <trace> device[0x562fa69abb30] (ttyUSB2): remove_pending_action (1): 'dhcp6' not pending (expected)
May 14 13:24:12.185783 my-device NetworkManager[1414]: <trace> device[0x562fa69abb30] (ttyUSB2): remove_pending_action (1): 'autoconf6' not pending (expected)
May 14 13:24:12.185820 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): ip4-config: update (commit=1, routes-full-sync=1, new-config=(nil))
May 14 13:24:12.185843 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): ip6-config: update (commit=1, routes-full-sync=1, new-config=(nil))
May 14 13:24:12.186092 my-device NetworkManager[1414]: <info>  device (ttyUSB2): modem state 'enabling'
May 14 13:24:12.186118 my-device NetworkManager[1414]: <info>  device (ttyUSB2): _set_state_full: 0
May 14 13:24:12.186883 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): add_pending_action (2): 'queued-state-change-disconnected'
May 14 13:24:12.186901 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): queue-state[disconnected, reason:none, id:285]: queue state change
May 14 13:24:12.186914 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): is available, will transition to disconnected
May 14 13:24:12.186926 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): remove_pending_action (1): 'recheck-available'
May 14 13:24:12.187262 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): queue-state[disconnected, reason:none, id:285]: change state
May 14 13:24:12.187278 my-device NetworkManager[1414]: <info>  device (ttyUSB2): state change: unavailable -> disconnected (reason 'none', internal state 'managed')
May 14 13:24:12.187543 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): add_pending_action (2): 'autoactivate'
May 14 13:24:12.187570 my-device NetworkManager[1414]: <info>  device (ttyUSB2): _set_state_full: 0
May 14 13:24:12.187585 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): remove_pending_action (1): 'queued-state-change-disconnected'
May 14 13:24:12.191211 my-device ModemManager[1114]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: state changed (disabled -> enabling)
May 14 13:24:12.187978 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): remove_pending_action (0): 'autoactivate'
May 14 13:24:12.198436 my-device ModemManager[1114]: <warn>  (ttyUSB2): port attributes not fully set
May 14 13:24:12.233021 my-device NetworkManager[1414]: <debug> keyfile: loading from file "/etc/NetworkManager/system-connections/AutoWwan_1"...
May 14 13:24:12.233059 my-device NetworkManager[1414]: <debug> settings-connection[0x562fa6956ab0]: constructed (NMSKeyfileConnection)
May 14 13:24:12.233582 my-device NetworkManager[1414]: <debug> settings-connection[0x562fa6956ab0,7e276be7-80a7-4856-899e-3a1ee86b1e28]: replace settings from connection 0x7f712c001380 (AutoWwan_1)
May 14 13:24:12.234163 my-device NetworkManager[1414]: <trace> settings-connection[0x562fa6956ab0,7e276be7-80a7-4856-899e-3a1ee86b1e28]: update settings-connection flags to 0x1 (was 0x0)
May 14 13:24:12.234191 my-device NetworkManager[1414]: <info>  keyfile: add connection /etc/NetworkManager/system-connections/AutoWwan_1 (7e276be7-80a7-4856-899e-3a1ee86b1e28,"AutoWwan_1")
May 14 13:24:12.234499 my-device NetworkManager[1414]: <debug> settings-connection[0x562fa6956ab0,7e276be7-80a7-4856-899e-3a1ee86b1e28]: failed to read connection timestamp: Key file does not have key '7e276be7-80a7-4856-899e-3a1ee86b1e28' in group 'timestamps'
May 14 13:24:12.234645 my-device NetworkManager[1414]: <trace> exported-object[0x562fa6956ab0]: export: "/org/freedesktop/NetworkManager/Settings/2"
May 14 13:24:12.235180 my-device NetworkManager[1414]: <debug> ++ connection 'new connection' (0x562fa6956ab0/NMSKeyfileConnection): [/org/freedesktop/NetworkManager/Settings/2]
May 14 13:24:12.235209 my-device NetworkManager[1414]: <debug> ++ connection                [ 0x562fa697a8b0 ]
May 14 13:24:12.235223 my-device NetworkManager[1414]: <debug> ++ connection.autoconnect    = FALSE
May 14 13:24:12.235242 my-device NetworkManager[1414]: <debug> ++ connection.id             = 'AutoWwan_1'
May 14 13:24:12.235261 my-device NetworkManager[1414]: <debug> ++ connection.permissions    = []
May 14 13:24:12.235276 my-device NetworkManager[1414]: <debug> ++ connection.type           = 'gsm'
May 14 13:24:12.235292 my-device NetworkManager[1414]: <debug> ++ connection.uuid           = '7e276be7-80a7-4856-899e-3a1ee86b1e28'
May 14 13:24:12.235308 my-device NetworkManager[1414]: <debug> ++ gsm                       [ 0x562fa6912de0 ]
May 14 13:24:12.235320 my-device NetworkManager[1414]: <debug> ++ gsm.apn                   = 'orange.m2m'
May 14 13:24:12.235338 my-device NetworkManager[1414]: <debug> ++ gsm.home-only             = TRUE
May 14 13:24:12.235353 my-device NetworkManager[1414]: <debug> ++ gsm.number                = '*99#'
May 14 13:24:12.235371 my-device NetworkManager[1414]: <debug> ++ serial                    [ 0x562fa68db3a0 ]
May 14 13:24:12.235382 my-device NetworkManager[1414]: <debug> ++ serial.baud               = 115200
May 14 13:24:12.235400 my-device NetworkManager[1414]: <debug> ++ ppp                       [ 0x562fa69b6a60 ]
May 14 13:24:12.235412 my-device NetworkManager[1414]: <debug> ++ ppp.lcp-echo-failure      = 5
May 14 13:24:12.235431 my-device NetworkManager[1414]: <debug> ++ ppp.lcp-echo-interval     = 60
May 14 13:24:12.235450 my-device NetworkManager[1414]: <debug> ++ ipv4                      [ 0x562fa69796f0 ]
May 14 13:24:12.235461 my-device NetworkManager[1414]: <debug> ++ ipv4.addresses            = ((GPtrArray*) 0x7f712c001500)
May 14 13:24:12.235477 my-device NetworkManager[1414]: <debug> ++ ipv4.dns                  = []
May 14 13:24:12.235493 my-device NetworkManager[1414]: <debug> ++ ipv4.dns-search           = []
May 14 13:24:12.235507 my-device NetworkManager[1414]: <debug> ++ ipv4.method               = 'auto'
May 14 13:24:12.235736 my-device NetworkManager[1414]: <debug> ++ ipv4.routes               = ((GPtrArray*) 0x7f712c001380)
May 14 13:24:12.235759 my-device NetworkManager[1414]: <debug> ++ ipv6                      [ 0x562fa6979640 ]
May 14 13:24:12.235771 my-device NetworkManager[1414]: <debug> ++ ipv6.addresses            = ((GPtrArray*) 0x562fa698eac0)
May 14 13:24:12.235788 my-device NetworkManager[1414]: <debug> ++ ipv6.dns                  = []
May 14 13:24:12.235803 my-device NetworkManager[1414]: <debug> ++ ipv6.dns-search           = []
May 14 13:24:12.235818 my-device NetworkManager[1414]: <debug> ++ ipv6.method               = 'ignore'
May 14 13:24:12.235833 my-device NetworkManager[1414]: <debug> ++ ipv6.routes               = ((GPtrArray*) 0x562fa6933340)
May 14 13:24:12.237424 my-device NetworkManager[1414]: <debug> Saving secrets for connection /org/freedesktop/NetworkManager/Settings/2 (AutoWwan_1)
May 14 13:24:12.237779 my-device NetworkManager[1414]: <debug> keyfile: dir_changed(/etc/NetworkManager/system-connections/AutoWwan_1) = 3; file exists
May 14 13:24:12.237793 my-device NetworkManager[1414]: <debug> keyfile: loading from file "/etc/NetworkManager/system-connections/AutoWwan_1"...
May 14 13:24:12.246896 my-device NetworkManager[1414]: <debug> settings-connection[0x562fa6956d20]: constructed (NMSKeyfileConnection)
May 14 13:24:12.247337 my-device NetworkManager[1414]: <debug> settings-connection[0x562fa6956d20,7e276be7-80a7-4856-899e-3a1ee86b1e28]: replace settings from connection 0x562fa698e900 (AutoWwan_1)
May 14 13:24:12.248337 my-device NetworkManager[1414]: <debug> settings-connection[0x562fa6956d20,7e276be7-80a7-4856-899e-3a1ee86b1e28]: disposing
May 14 13:24:12.248729 my-device NetworkManager[1414]: <debug> keyfile: dir_changed(/etc/NetworkManager/system-connections/AutoWwan_1) = 1; file exists
May 14 13:24:12.248743 my-device NetworkManager[1414]: <debug> keyfile: loading from file "/etc/NetworkManager/system-connections/AutoWwan_1"...
May 14 13:24:12.256753 my-device NetworkManager[1414]: <debug> settings-connection[0x562fa69201b0]: constructed (NMSKeyfileConnection)
May 14 13:24:12.257190 my-device NetworkManager[1414]: <debug> settings-connection[0x562fa69201b0,7e276be7-80a7-4856-899e-3a1ee86b1e28]: replace settings from connection 0x562fa698eca0 (AutoWwan_1)
May 14 13:24:12.258169 my-device NetworkManager[1414]: <debug> settings-connection[0x562fa69201b0,7e276be7-80a7-4856-899e-3a1ee86b1e28]: disposing
May 14 13:24:12.258560 my-device NetworkManager[1414]: <debug> keyfile: dir_changed(/etc/NetworkManager/system-connections/AutoWwan_1) = 4; file exists
May 14 13:24:12.268152 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): add_pending_action (1): 'autoactivate'
May 14 13:24:12.268946 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): remove_pending_action (0): 'autoactivate'
May 14 13:24:12.272020 my-device NetworkManager[1414]: <trace> active-connection[0x562fa6980460]: creating
May 14 13:24:12.272055 my-device NetworkManager[1414]: <debug> active-connection[0x562fa6980460]: set device "ttyUSB2" [0x562fa69abb30]
May 14 13:24:12.272077 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): add_pending_action (1): 'activation-0x562fa6980460'
May 14 13:24:12.273114 my-device NetworkManager[1414]: <debug> active-connection[0x562fa6980460]: constructed (NMActRequest, version-id 3, type managed)
May 14 13:24:12.273233 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): unmanaged: flags set to [!sleeping,!loopback,!platform-init,!user-explicit,!user-settings=0x0/0x79/managed], set-managed [user-explicit=0x20], reason user-requested)
May 14 13:24:12.273800 my-device NetworkManager[1414]: <trace> exported-object[0x562fa6980460]: export: "/org/freedesktop/NetworkManager/ActiveConnection/2"
May 14 13:24:12.274080 my-device NetworkManager[1414]: <info>  device (ttyUSB2): Activation: starting connection 'AutoWwan_1' (7e276be7-80a7-4856-899e-3a1ee86b1e28)
May 14 13:24:12.274129 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): activation-stage: schedule activate_stage1_device_prepare,2 (id 313)
May 14 13:24:12.275051 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): activation-stage: invoke activate_stage1_device_prepare,2 (id 313)
May 14 13:24:12.275102 my-device NetworkManager[1414]: <info>  device (ttyUSB2): state change: disconnected -> prepare (reason 'none', internal state 'managed')
May 14 13:24:12.275296 my-device NetworkManager[1414]: <debug> active-connection[0x562fa6980460]: set state activating (was unknown)
May 14 13:24:12.275441 my-device NetworkManager[1414]: <debug> active-connection[0x562fa6980460]: check-master-ready: not signalling (state activating, no master)
May 14 13:24:12.275486 my-device NetworkManager[1414]: <info>  device (ttyUSB2): _set_state_full: 0
May 14 13:24:12.275553 my-device NetworkManager[1414]: <debug> modem-broadband[ttyUSB2]: launching connection with ip type 'ipv4' (try 1)
May 14 13:24:12.275738 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): activation-stage: complete activate_stage1_device_prepare,2 (id 313)
May 14 13:24:12.280415 my-device ModemManager[1114]: <info>  Simple connect started...
May 14 13:24:12.280428 my-device ModemManager[1114]: <info>     PIN: unspecified
May 14 13:24:12.280435 my-device ModemManager[1114]: <info>     Operator ID: unspecified
May 14 13:24:12.280443 my-device ModemManager[1114]: <info>     Allowed roaming: no
May 14 13:24:12.280449 my-device ModemManager[1114]: <info>     APN: orange.m2m
May 14 13:24:12.280458 my-device ModemManager[1114]: <info>     IP family: ipv4
May 14 13:24:12.280472 my-device ModemManager[1114]: <info>     Allowed authentication: none, pap, chap, mschap, mschapv2, eap
May 14 13:24:12.280479 my-device ModemManager[1114]: <info>     User: unspecified
May 14 13:24:12.280487 my-device ModemManager[1114]: <info>     Password: unspecified
May 14 13:24:12.280495 my-device ModemManager[1114]: <info>     Number: *99#
May 14 13:24:12.280503 my-device ModemManager[1114]: <info>  Simple connect state (4/8): Wait to get fully enabled
May 14 13:24:12.298673 my-device ModemManager[1114]: <info>  loading power state...
May 14 13:24:12.319927 my-device ModemManager[1114]: <warn>  Got failure code 100: Unknown error
May 14 13:24:12.364669 my-device ModemManager[1114]: <warn>  Got failure code 100: Unknown error
May 14 13:24:12.420687 my-device ModemManager[1114]: <info>  Running registration checks (CS: 'yes', PS: 'yes', EPS: 'no')
May 14 13:24:12.430182 my-device ModemManager[1114]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: 3GPP Registration state changed (unknown -> registering)
May 14 13:24:12.430195 my-device ModemManager[1114]: <info>  loading Operator Code...
May 14 13:24:12.460567 my-device ModemManager[1114]: <info>  loaded Operator Code: 20801
May 14 13:24:12.501961 my-device ModemManager[1114]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: 3GPP Registration state changed (registering -> home)
May 14 13:24:12.594966 my-device ModemManager[1114]: <warn>  Got failure code 303: Operation not supported
May 14 13:24:12.649901 my-device ModemManager[1114]: <warn>  Got failure code 100: Unknown error
May 14 13:24:12.649983 my-device ModemManager[1114]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: state changed (enabling -> registered)
May 14 13:24:12.650012 my-device ModemManager[1114]: <info>  Simple connect state (5/8): Register
May 14 13:24:12.650025 my-device ModemManager[1114]: <info>  Already registered in network '20801', automatic registration not launched...
May 14 13:24:12.650251 my-device ModemManager[1114]: <info>  Simple connect state (6/8): Bearer
May 14 13:24:12.650897 my-device ModemManager[1114]: <info>  Simple connect state (7/8): Connect
May 14 13:24:12.651179 my-device NetworkManager[1414]: <info>  (ttyUSB2): modem state changed, 'enabling' --> 'registered' (reason: user-requested)
May 14 13:24:12.650938 my-device ModemManager[1114]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: state changed (registered -> connecting)
May 14 13:24:12.651208 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): add_pending_action (2): 'recheck-available'
May 14 13:24:12.651577 my-device ModemManager[1114]: <info>  Running registration checks (CS: 'yes', PS: 'yes', EPS: 'no')
May 14 13:24:12.651423 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): remove_pending_action (1): 'recheck-available'
May 14 13:24:12.652689 my-device NetworkManager[1414]: <info>  (ttyUSB2): modem state changed, 'registered' --> 'connecting' (reason: user-requested)
May 14 13:24:12.652770 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): add_pending_action (2): 'recheck-available'
May 14 13:24:12.652813 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): remove_pending_action (1): 'recheck-available'
May 14 13:24:12.672867 my-device ModemManager[1114]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: access technology changed (unknown -> umts)
May 14 13:24:12.686127 my-device ModemManager[1114]: <info>  Found '2' PDP contexts
May 14 13:24:12.686140 my-device ModemManager[1114]: <info>    PDP context [cid=1] [type='ipv4'] [apn='orange.m2m']
May 14 13:24:12.686146 my-device ModemManager[1114]: <info>    PDP context [cid=2] [type='ipv4'] [apn='BOUYGUESTEL']
May 14 13:24:12.686155 my-device ModemManager[1114]: <info>  Found PDP context with CID 1 and PDP type ipv4 for APN 'orange.m2m'
May 14 13:24:12.686509 my-device ModemManager[1114]: <warn>  (ttyUSB0): port attributes not fully set
May 14 13:24:12.700775 my-device ModemManager[1114]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: state changed (connecting -> connected)
May 14 13:24:12.701040 my-device ModemManager[1114]: <info>  Simple connect state (8/8): All done
May 14 13:24:12.702192 my-device NetworkManager[1414]: <info>  (ttyUSB2): modem state changed, 'connecting' --> 'connected' (reason: user-requested)
May 14 13:24:12.702219 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): add_pending_action (2): 'recheck-available'
May 14 13:24:12.702639 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): remove_pending_action (1): 'recheck-available'
May 14 13:24:12.704874 my-device NetworkManager[1414]: <warn>  device (ttyUSB2): ip-ifname: set ifname 'ttyUSB0', unknown ifindex
May 14 13:24:12.704959 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): activation-stage: schedule activate_stage2_device_config,2 (id 350)
May 14 13:24:12.705109 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): activation-stage: invoke activate_stage2_device_config,2 (id 350)
May 14 13:24:12.705123 my-device NetworkManager[1414]: <info>  device (ttyUSB2): state change: prepare -> config (reason 'none', internal state 'managed')
May 14 13:24:12.705271 my-device NetworkManager[1414]: <info>  device (ttyUSB2): _set_state_full: 0
May 14 13:24:12.705294 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): activation-stage: complete activate_stage2_device_config,2 (id 350)
May 14 13:24:12.705479 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): activation-stage: schedule activate_stage3_ip_config_start,2 (id 354)
May 14 13:24:12.705503 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): activation-stage: invoke activate_stage3_ip_config_start,2 (id 354)
May 14 13:24:12.705515 my-device NetworkManager[1414]: <trace> device[0x562fa69abb30] (ttyUSB2): ip4-state: set to 1 (wait)
May 14 13:24:12.705527 my-device NetworkManager[1414]: <trace> device[0x562fa69abb30] (ttyUSB2): ip6-state: set to 1 (wait)
May 14 13:24:12.705540 my-device NetworkManager[1414]: <info>  device (ttyUSB2): state change: config -> ip-config (reason 'none', internal state 'managed')
May 14 13:24:12.705673 my-device NetworkManager[1414]: <info>  device (ttyUSB2): _set_state_full: 0
May 14 13:24:12.705687 my-device NetworkManager[1414]: <warn>  device (ttyUSB2): interface ttyUSB0 not up for IP configuration
May 14 13:24:12.705699 my-device NetworkManager[1414]: <trace> device[0x562fa69abb30] (ttyUSB2): ip4-state: set to 2 (conf)
May 14 13:24:12.705709 my-device NetworkManager[1414]: <debug> ip4_config_start
May 14 13:24:12.705726 my-device NetworkManager[1414]: <info>  (ttyUSB2): using modem-specified IP timeout: 40 seconds
May 14 13:24:12.706307 my-device NetworkManager[1414]: <info>  loaded PPP plugin /usr/lib/NetworkManager/libnm-ppp-plugin.so
May 14 13:24:12.706610 my-device NetworkManager[1414]: <trace> exported-object[0x562fa6979330]: export: "/org/freedesktop/NetworkManager/PPP/1"
May 14 13:24:12.706839 my-device NetworkManager[1414]: <info>  ppp-manager: starting PPP connection
May 14 13:24:12.706857 my-device NetworkManager[1414]: <debug> ppp-manager: command line: /usr/sbin/pppd nodetach lock nodefaultroute noipv6 debug ttyUSB0 noipdefault noauth usepeerdns lcp-echo-failure 5 lcp-echo-interval 60 idle 0 ipparam /org/freedesktop/NetworkManager/PPP/1 plugin /usr/lib/pppd/2.4.5/nm-pppd-plugin.so
May 14 13:24:12.709492 my-device NetworkManager[1414]: <info>  ppp-manager: pppd started with pid 1619
May 14 13:24:12.709557 my-device NetworkManager[1414]: <trace> device[0x562fa69abb30] (ttyUSB2): ip6-state: set to 2 (conf)
May 14 13:24:12.709581 my-device NetworkManager[1414]: <trace> device[0x562fa69abb30] (ttyUSB2): ip6-state: set to 3 (done)
May 14 13:24:12.709606 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): activation-stage: complete activate_stage3_ip_config_start,2 (id 354)
May 14 13:24:12.714421 my-device pppd[1619]: Plugin /usr/lib/pppd/2.4.5/nm-pppd-plugin.so loaded.
May 14 13:24:12.719952 my-device pppd[1619]: pppd 2.4.7 started by root, uid 0
May 14 13:24:12.722539 my-device pppd[1619]: using channel 1
May 14 13:24:12.722723 my-device pppd[1619]: Using interface ppp0
May 14 13:24:12.722798 my-device pppd[1619]: Connect: ppp0 <--> /dev/ttyUSB0
May 14 13:24:12.722952 my-device pppd[1619]: sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0xbbf7b0a8> <pcomp> <accomp>]
May 14 13:24:12.723277 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): unmanaged: flags set to [platform-init,by-default=0x110/0x110/unmanaged/unrealized], set-unmanaged [by-default=0x100])
May 14 13:24:12.723348 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): constructed (NMDeviceGeneric)
May 14 13:24:12.723389 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): start setup of NMDeviceGeneric, kernel ifindex 3
May 14 13:24:12.723622 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): unmanaged: flags set to [platform-init,by-default,!loopback=0x110/0x118/unmanaged/unrealized], set-managed [loopback=0x8])
May 14 13:24:12.723653 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): unmanaged: flags set to [platform-init,by-default,!sleeping,!loopback=0x110/0x119/unmanaged/unrealized], set-managed [sleeping=0x1])
May 14 13:24:12.723991 my-device pppd[1619]: rcvd [LCP ConfReq id=0x1 <accomp> <pcomp> <asyncmap 0x0> <mru 1500> <magic 0x543> <auth chap MD5>]
May 14 13:24:12.724010 my-device pppd[1619]: sent [LCP ConfAck id=0x1 <accomp> <pcomp> <asyncmap 0x0> <mru 1500> <magic 0x543> <auth chap MD5>]
May 14 13:24:12.724036 my-device pppd[1619]: rcvd [LCP ConfAck id=0x1 <asyncmap 0x0> <magic 0xbbf7b0a8> <pcomp> <accomp>]
May 14 13:24:12.724057 my-device pppd[1619]: sent [LCP EchoReq id=0x0 magic=0xbbf7b0a8]
May 14 13:24:12.724787 my-device pppd[1619]: rcvd [LCP EchoRep id=0x0 magic=0x543]
May 14 13:24:12.724897 my-device pppd[1619]: rcvd [CHAP Challenge id=0x1 <b1ddb3b680a4d787eecf19ca0e97d653>, name = "HUAWEI_CHAP_SRVR"]
May 14 13:24:12.724424 my-device NetworkManager[1414]: <trace> exported-object[0x562fa69c24a0]: export: "/org/freedesktop/NetworkManager/Devices/4"
May 14 13:24:12.724650 my-device NetworkManager[1414]: <info>  manager: (ppp0): new Generic device (/org/freedesktop/NetworkManager/Devices/4)
May 14 13:24:12.729219 my-device pppd[1619]: sent [CHAP Response id=0x1 <a85a334ad7f93a07f9f7298f0a711fe3>, name = ""]
May 14 13:24:12.729827 my-device pppd[1619]: rcvd [CHAP Success id=0x1 "Welcome!!"]
May 14 13:24:12.729839 my-device pppd[1619]: CHAP authentication succeeded: Welcome!!
May 14 13:24:12.729847 my-device pppd[1619]: CHAP authentication succeeded
May 14 13:24:12.731652 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): queued link change for ifindex 3
May 14 13:24:12.731740 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): unmanaged: flags set to [platform-init,by-default,!sleeping,!loopback,!user-settings=0x110/0x159/unmanaged], set-managed [user-settings=0x40])
May 14 13:24:12.731759 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): unmanaged: flags set to [by-default,!sleeping,!loopback,!platform-init,!user-settings=0x100/0x159/manageable], set-managed [platform-init=0x10], reason managed)
May 14 13:24:12.732103 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): ip4-config: update (commit=0, routes-full-sync=0, new-config=0x562fa690ac00)
May 14 13:24:12.733176 my-device NetworkManager[1414]: <trace> exported-object[0x562fa690ac00]: export: "/org/freedesktop/NetworkManager/IP4Config/4"
May 14 13:24:12.733395 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): ip4-config: set IP4Config instance (/org/freedesktop/NetworkManager/IP4Config/4)
May 14 13:24:12.733458 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): queueing DNS updates (1)
May 14 13:24:12.733481 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): DNS configuration did not change
May 14 13:24:12.733493 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): no DNS changes to commit (0)
May 14 13:24:12.733570 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): ip6-config: update (commit=0, routes-full-sync=0, new-config=0x562fa6974290)
May 14 13:24:12.733869 my-device NetworkManager[1414]: <trace> exported-object[0x562fa6974290]: export: "/org/freedesktop/NetworkManager/IP6Config/4"
May 14 13:24:12.734088 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): ip6-config: set IP6Config instance (/org/freedesktop/NetworkManager/IP6Config/4)
May 14 13:24:12.734130 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip6_config_changed): queueing DNS updates (1)
May 14 13:24:12.734148 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip6_config_changed): DNS configuration did not change
May 14 13:24:12.734159 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip6_config_changed): no DNS changes to commit (0)
May 14 13:24:12.734392 my-device NetworkManager[1414]: <debug> manager: (ppp0): assume: don't assume because not managed
May 14 13:24:12.737123 my-device pppd[1619]: sent [CCP ConfReq id=0x1 <deflate 15> <deflate(old#) 15>]
May 14 13:24:12.737158 my-device pppd[1619]: sent [IPCP ConfReq id=0x1 <compress VJ 0f 01> <addr 0.0.0.0> <ms-dns1 0.0.0.0> <ms-dns2 0.0.0.0>]
May 14 13:24:12.737187 my-device pppd[1619]: rcvd [IPCP ConfReq id=0x1]
May 14 13:24:12.737197 my-device pppd[1619]: sent [IPCP ConfNak id=0x1 <addr 0.0.0.0>]
May 14 13:24:12.738264 my-device pppd[1619]: rcvd [LCP ProtRej id=0x2 80 fd 01 01 00 0c 1a 04 78 00 18 04 78 00]
May 14 13:24:12.738278 my-device pppd[1619]: Protocol-Reject for 'Compression Control Protocol' (0x80fd) received
May 14 13:24:12.738308 my-device pppd[1619]: rcvd [IPCP ConfNak id=0x1 <compress VJ 0f 01> <ms-dns1 0.0.0.0> <ms-dns2 0.0.0.0>]
May 14 13:24:12.738320 my-device pppd[1619]: sent [IPCP ConfReq id=0x2 <compress VJ 0f 01> <addr 0.0.0.0> <ms-dns1 0.0.0.0> <ms-dns2 0.0.0.0>]
May 14 13:24:12.738405 my-device pppd[1619]: rcvd [IPCP ConfReq id=0x2]
May 14 13:24:12.738415 my-device pppd[1619]: sent [IPCP ConfAck id=0x2]
May 14 13:24:14.239216 my-device pppd[1619]: rcvd [IPCP ConfNak id=0x2 <compress VJ 0f 01> <ms-dns1 0.0.0.0> <ms-dns2 0.0.0.0>]
May 14 13:24:14.239238 my-device pppd[1619]: sent [IPCP ConfReq id=0x3 <compress VJ 0f 01> <addr 0.0.0.0> <ms-dns1 0.0.0.0> <ms-dns2 0.0.0.0>]
May 14 13:24:14.861538 my-device ModemManager[1114]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: access technology changed (umts -> hspa-plus)
May 14 13:24:15.458055 my-device pppd[1619]: rcvd [IPCP ConfRej id=0x3 <compress VJ 0f 01>]
May 14 13:24:15.458077 my-device pppd[1619]: sent [IPCP ConfReq id=0x4 <addr 0.0.0.0> <ms-dns1 0.0.0.0> <ms-dns2 0.0.0.0>]
May 14 13:24:15.458525 my-device pppd[1619]: rcvd [IPCP ConfNak id=0x4 <addr 90.122.181.252> <ms-dns1 192.168.10.110> <ms-dns2 194.51.3.56>]
May 14 13:24:15.458540 my-device pppd[1619]: sent [IPCP ConfReq id=0x5 <addr 90.122.181.252> <ms-dns1 192.168.10.110> <ms-dns2 194.51.3.56>]
May 14 13:24:15.458914 my-device pppd[1619]: rcvd [IPCP ConfAck id=0x5 <addr 90.122.181.252> <ms-dns1 192.168.10.110> <ms-dns2 194.51.3.56>]
May 14 13:24:15.458926 my-device pppd[1619]: Could not determine remote IP address: defaulting to 10.64.64.64
May 14 13:24:15.459169 my-device pppd[1619]: local  IP address 90.122.181.252
May 14 13:24:15.459179 my-device pppd[1619]: remote IP address 10.64.64.64
May 14 13:24:15.459295 my-device NetworkManager[1414]: <debug> default-route: resync: schedule in 0.100 seconds (380)
May 14 13:24:15.459187 my-device pppd[1619]: primary   DNS address 192.168.10.110
May 14 13:24:15.459324 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): queued IP4 config change
May 14 13:24:15.459195 my-device pppd[1619]: secondary DNS address 194.51.3.56
May 14 13:24:15.459502 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): queued link change for ifindex 3
May 14 13:24:15.459647 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): ip4-config: update (commit=0, routes-full-sync=0, new-config=0x562fa690aa20)
May 14 13:24:15.459743 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): ip4-config: update IP4Config instance (/org/freedesktop/NetworkManager/IP4Config/4)
May 14 13:24:15.459786 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): queueing DNS updates (1)
May 14 13:24:15.459806 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): DNS configuration did not change
May 14 13:24:15.459818 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): no DNS changes to commit (0)
May 14 13:24:15.460135 my-device NetworkManager[1414]: <info>  ppp-manager: (IPv4 Config Get) reply received.
May 14 13:24:15.460230 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): ip-ifname: set ifname 'ppp0', ifindex 3
May 14 13:24:15.460250 my-device NetworkManager[1414]: <debug> manager: (ppp0): removing device (allow_unmanage 0, managed 0)
May 14 13:24:15.460268 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): ip4-config: update (commit=0, routes-full-sync=0, new-config=(nil))
May 14 13:24:15.460278 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): ip4-config: clear IP4Config instance (/org/freedesktop/NetworkManager/IP4Config/4)
May 14 13:24:15.460304 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): queueing DNS updates (1)
May 14 13:24:15.460315 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): DNS configuration did not change
May 14 13:24:15.460320 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): no DNS changes to commit (0)
May 14 13:24:15.460328 my-device NetworkManager[1414]: <trace> exported-object[0x562fa690ac00]: unexport: "/org/freedesktop/NetworkManager/IP4Config/4"
May 14 13:24:15.460469 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): ip6-config: update (commit=0, routes-full-sync=0, new-config=(nil))
May 14 13:24:15.460483 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): ip6-config: clear IP6Config instance (/org/freedesktop/NetworkManager/IP6Config/4)
May 14 13:24:15.460516 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip6_config_changed): queueing DNS updates (1)
May 14 13:24:15.460531 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip6_config_changed): DNS configuration did not change
May 14 13:24:15.460541 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip6_config_changed): no DNS changes to commit (0)
May 14 13:24:15.460554 my-device NetworkManager[1414]: <trace> exported-object[0x562fa6974290]: unexport: "/org/freedesktop/NetworkManager/IP6Config/4"
May 14 13:24:15.460811 my-device NetworkManager[1414]: <trace> exported-object[0x562fa69c24a0]: unexport: "/org/freedesktop/NetworkManager/Devices/4"
May 14 13:24:15.461008 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): disposing
May 14 13:24:15.461038 my-device NetworkManager[1414]: <trace> device[0x562fa69c24a0] (ppp0): remove_pending_action (0): 'dhcp6' not pending (expected)
May 14 13:24:15.461050 my-device NetworkManager[1414]: <trace> device[0x562fa69c24a0] (ppp0): remove_pending_action (0): 'autoconf6' not pending (expected)
May 14 13:24:15.461065 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): ip4-config: update (commit=1, routes-full-sync=1, new-config=(nil))
May 14 13:24:15.461079 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): ip6-config: update (commit=1, routes-full-sync=1, new-config=(nil))
May 14 13:24:15.461115 my-device NetworkManager[1414]: <debug> device[0x562fa69c24a0] (ppp0): finalize(): NMDeviceGeneric
May 14 13:24:15.461213 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): ip4-config: update (commit=1, routes-full-sync=1, new-config=0x562fa690ade0)
May 14 13:24:15.461320 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): queued IP4 config change
May 14 13:24:15.461490 my-device NetworkManager[1414]: <debug> route-mgr4:   3: sync 0 IPv4 routes
May 14 13:24:15.461823 my-device NetworkManager[1414]: <trace> exported-object[0x562fa690ade0]: export: "/org/freedesktop/NetworkManager/IP4Config/5"
May 14 13:24:15.462045 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): ip4-config: set IP4Config instance (/org/freedesktop/NetworkManager/IP4Config/5)
May 14 13:24:15.462072 my-device NetworkManager[1414]: <debug> default-route: entry[1/dev:0x562fa69abb30:ttyUSB2:+has:+sync]: record:add    0.0.0.0/0 via 0.0.0.0 dev 3 metric 700 mss 0 rt-src user (700)
May 14 13:24:15.462086 my-device NetworkManager[1414]: <debug> default-route: resync: cancelled (380)
May 14 13:24:15.462109 my-device NetworkManager[1414]: <debug> default-route: entry[0/dev:0x562fa6941580:eth0:+has:+sync]: sync:re-add 0.0.0.0/0 via 10.30.1.254 dev 2 metric 100 mss 0 rt-src user (100 -> 100)
May 14 13:24:15.462126 my-device NetworkManager[1414]: <debug> default-route: entry[1/dev:0x562fa69abb30:ttyUSB2:+has:+sync]: sync:add    0.0.0.0/0 via 0.0.0.0 dev 3 metric 700 mss 0 rt-src user (700)
May 14 13:24:15.462316 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): queueing DNS updates (1)
May 14 13:24:15.462333 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): DNS configuration did not change
May 14 13:24:15.462353 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): no DNS changes to commit (0)
May 14 13:24:15.462373 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): activation-stage: schedule activate_stage5_ip4_config_commit,2 (id 397)
May 14 13:24:15.462646 my-device NetworkManager[1414]: <trace> device[0x562fa69abb30] (ttyUSB2): IP4 update was postponed
May 14 13:24:15.462660 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): activation-stage: invoke activate_stage5_ip4_config_commit,2 (id 397)
May 14 13:24:15.462718 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): ip4-config: update (commit=1, routes-full-sync=0, new-config=0x562fa690ac00)
May 14 13:24:15.462779 my-device NetworkManager[1414]: <debug> route-mgr4:   3: sync 0 IPv4 routes
May 14 13:24:15.462800 my-device NetworkManager[1414]: <debug> default-route: entry[1/dev:0x562fa69abb30:ttyUSB2:+has:+sync]: record:resync 0.0.0.0/0 via 0.0.0.0 dev 3 metric 700 mss 0 rt-src user (700)
May 14 13:24:15.462812 my-device NetworkManager[1414]: <debug> default-route: entry[0/dev:0x562fa6941580:eth0:+has:+sync]: sync:re-add 0.0.0.0/0 via 10.30.1.254 dev 2 metric 100 mss 0 rt-src user (100 -> 100)
May 14 13:24:15.462821 my-device NetworkManager[1414]: <debug> default-route: entry[1/dev:0x562fa69abb30:ttyUSB2:+has:+sync]: sync:resync 0.0.0.0/0 via 0.0.0.0 dev 3 metric 700 mss 0 rt-src user (700)
May 14 13:24:15.462883 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): ip4-config: default route changed
May 14 13:24:15.462893 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): queueing DNS updates (1)
May 14 13:24:15.462903 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): DNS configuration did not change
May 14 13:24:15.462909 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): no DNS changes to commit (0)
May 14 13:24:15.462924 my-device NetworkManager[1414]: <trace> device[0x562fa69abb30] (ttyUSB2): remove_pending_action (1): 'dhcp4' not pending (expected)
May 14 13:24:15.462943 my-device NetworkManager[1414]: <trace> device[0x562fa69abb30] (ttyUSB2): ip4-state: set to 3 (done)
May 14 13:24:15.462954 my-device NetworkManager[1414]: <info>  device (ttyUSB2): state change: ip-config -> ip-check (reason 'none', internal state 'managed')
May 14 13:24:15.463069 my-device NetworkManager[1414]: <info>  device (ttyUSB2): _set_state_full: 0
May 14 13:24:15.463127 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): activation-stage: complete activate_stage5_ip4_config_commit,2 (id 397)
May 14 13:24:15.463295 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): ip4-config: update (commit=0, routes-full-sync=0, new-config=0x562fa6973de0)
May 14 13:24:15.463321 my-device NetworkManager[1414]: <debug> default-route: entry[1/dev:0x562fa69abb30:ttyUSB2:+has:-sync]: record:update 0.0.0.0/0 via 0.0.0.0 dev 3 metric 700 mss 0 rt-src rt-static scope link (700)
May 14 13:24:15.463343 my-device NetworkManager[1414]: <debug> default-route: entry[0/dev:0x562fa6941580:eth0:+has:+sync]: sync:re-add 0.0.0.0/0 via 10.30.1.254 dev 2 metric 100 mss 0 rt-src user (100 -> 100)
May 14 13:24:15.463419 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): ip4-config: default route changed
May 14 13:24:15.463437 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): queueing DNS updates (1)
May 14 13:24:15.463454 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): DNS configuration did not change
May 14 13:24:15.463465 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): no DNS changes to commit (0)
May 14 13:24:15.463615 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): add_pending_action (2): 'queued-state-change-secondaries'
May 14 13:24:15.463631 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): queue-state[secondaries, reason:none, id:403]: queue state change
May 14 13:24:15.463656 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): queue-state[secondaries, reason:none, id:403]: change state
May 14 13:24:15.463669 my-device NetworkManager[1414]: <info>  device (ttyUSB2): state change: ip-check -> secondaries (reason 'none', internal state 'managed')
May 14 13:24:15.463800 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): add_pending_action (3): 'queued-state-change-activated'
May 14 13:24:15.463815 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): queue-state[activated, reason:none, id:406]: queue state change
May 14 13:24:15.463839 my-device NetworkManager[1414]: <info>  device (ttyUSB2): _set_state_full: 0
May 14 13:24:15.463851 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): device entered SECONDARIES state
May 14 13:24:15.463865 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): remove_pending_action (2): 'queued-state-change-secondaries'
May 14 13:24:15.466718 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): queue-state[activated, reason:none, id:406]: change state
May 14 13:24:15.466732 my-device NetworkManager[1414]: <info>  device (ttyUSB2): state change: secondaries -> activated (reason 'none', internal state 'managed')
May 14 13:24:15.466844 my-device NetworkManager[1414]: <debug> active-connection[0x562fa6980460]: set state activated (was activating)
May 14 13:24:15.466940 my-device NetworkManager[1414]: <debug> active-connection[0x562fa6980460]: check-master-ready: not signalling (state activated, no master)
May 14 13:24:15.467032 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): remove_pending_action (1): 'activation-0x562fa6980460'
May 14 13:24:15.467321 my-device NetworkManager[1414]: <debug> dns-mgr: (device_state_changed): queueing DNS updates (1)
May 14 13:24:15.467333 my-device NetworkManager[1414]: <debug> dns-mgr: (update_routing_and_dns): queueing DNS updates (2)
May 14 13:24:15.467343 my-device NetworkManager[1414]: <trace> policy: set-hostname: hostname is unmanaged
May 14 13:24:15.467356 my-device NetworkManager[1414]: <debug> dns-mgr: (update_routing_and_dns): DNS configuration changed
May 14 13:24:15.467362 my-device NetworkManager[1414]: <debug> dns-mgr: (update_routing_and_dns): no DNS changes to commit (1)
May 14 13:24:15.467369 my-device NetworkManager[1414]: <debug> dns-mgr: (device_state_changed): DNS configuration changed
May 14 13:24:15.467375 my-device NetworkManager[1414]: <debug> dns-mgr: (device_state_changed): committing DNS changes (0)
May 14 13:24:15.467381 my-device NetworkManager[1414]: <debug> dns-mgr: update-dns: updating resolv.conf
May 14 13:24:15.467392 my-device NetworkManager[1414]: <trace> dns-mgr: config:      100 best    v4 eth0             : 10.31.0.101 10.31.0.102 
May 14 13:24:15.467401 my-device NetworkManager[1414]: <trace> dns-mgr: config:      100 default v4 ppp0             : 192.168.10.110 194.51.3.56 
May 14 13:24:15.467410 my-device NetworkManager[1414]: <debug> dns-mgr: update-dns: updating plugin dnsmasq
May 14 13:24:15.467418 my-device NetworkManager[1414]: <debug> dnsmasq[0x562fa68e8d90]: adding nameserver '10.31.0.101@eth0'
May 14 13:24:15.467429 my-device NetworkManager[1414]: <debug> dnsmasq[0x562fa68e8d90]: adding nameserver '10.31.0.102@eth0'
May 14 13:24:15.467438 my-device NetworkManager[1414]: <debug> dnsmasq[0x562fa68e8d90]: adding nameserver '192.168.10.110@ppp0'
May 14 13:24:15.467446 my-device NetworkManager[1414]: <debug> dnsmasq[0x562fa68e8d90]: adding nameserver '194.51.3.56@ppp0'
May 14 13:24:15.467458 my-device NetworkManager[1414]: <debug> dnsmasq[0x562fa68e8d90]: trying to update dnsmasq nameservers
May 14 13:24:15.467589 my-device NetworkManager[1414]: <trace> dns-mgr: update-resolv-conf: write internal file /var/run/NetworkManager/resolv.conf succeeded (don't touch symlink /etc/resolv.conf linking to ../run/systemd/resolve/resolv.conf)
May 14 13:24:15.467656 my-device NetworkManager[1414]: <trace> dns-mgr: current configuration: [{'nameservers': <['10.31.0.101', '10.31.0.102']>, 'domains': <['*********.**']>, 'interface': <'eth0'>, 'priority': <100>, 'vpn': <false>}, {'nameservers': <['192.168.10.110', '194.51.3.56']>, 'interface': <'ppp0'>, 'priority': <100>, 'vpn': <false>}]
May 14 13:24:15.467693 my-device NetworkManager[1414]: <info>  device (ttyUSB2): _set_state_full: 0
May 14 13:24:15.467700 my-device NetworkManager[1414]: <info>  device (ttyUSB2): Activation: successful, device activated.
May 14 13:24:15.467709 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): set metered value 3
May 14 13:24:15.468183 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): ip4-config: update (commit=1, routes-full-sync=0, new-config=0x562fa6973ed0)
May 14 13:24:15.468274 my-device NetworkManager[1414]: <debug> route-mgr4:   3: sync 0 IPv4 routes
May 14 13:24:15.468299 my-device NetworkManager[1414]: <debug> default-route: entry[1/dev:0x562fa69abb30:ttyUSB2:+has:+sync]: record:update 0.0.0.0/0 via 0.0.0.0 dev 3 metric 700 mss 0 rt-src user (700)
May 14 13:24:15.468313 my-device NetworkManager[1414]: <debug> default-route: entry[0/dev:0x562fa6941580:eth0:+has:+sync]: sync:re-add 0.0.0.0/0 via 10.30.1.254 dev 2 metric 100 mss 0 rt-src user (100 -> 100)
May 14 13:24:15.468324 my-device NetworkManager[1414]: <debug> default-route: entry[1/dev:0x562fa69abb30:ttyUSB2:+has:+sync]: sync:update 0.0.0.0/0 via 0.0.0.0 dev 3 metric 700 mss 0 rt-src user (700 -> 700)
May 14 13:24:15.468395 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): ip4-config: default route changed
May 14 13:24:15.468405 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): queueing DNS updates (1)
May 14 13:24:15.468416 my-device NetworkManager[1414]: <trace> policy: set-hostname: hostname is unmanaged
May 14 13:24:15.468427 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): DNS configuration did not change
May 14 13:24:15.468433 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): no DNS changes to commit (0)
May 14 13:24:15.468446 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): remove_pending_action (0): 'queued-state-change-activated'
May 14 13:24:15.475278 my-device NetworkManager[1414]: <debug> dnsmasq[0x562fa68e8d90]: dnsmasq update successful
May 14 13:24:15.475659 my-device systemd[1]: Starting Network Manager Script Dispatcher Service...
May 14 13:24:15.484513 my-device systemd[1]: Started Network Manager Script Dispatcher Service.
May 14 13:24:17.737456 my-device ModemManager[1114]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: access technology changed (hspa-plus -> umts)



May 14 13:25:25.853319 my-device ModemManager[1114]: <info>  Caught signal, shutting down...
May 14 13:25:25.853442 my-device ModemManager[1114]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: state changed (connected -> disabling)
May 14 13:25:25.853548 my-device ModemManager[1114]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: access technology changed (umts -> unknown)
May 14 13:25:25.867341 my-device ModemManager[1114]: <warn>  Got failure code 100: Unknown error
May 14 13:25:26.867858 my-device ModemManager[1114]: <warn>  (ttyUSB0): port attributes not fully set
May 14 13:25:27.881938 my-device ModemManager[1114]: <warn>  Got failure code 100: Unknown error
May 14 13:25:27.899543 my-device ModemManager[1114]: <warn>  Got failure code 100: Unknown error
May 14 13:25:27.911080 my-device ModemManager[1114]: <info>  Periodic 3GPP registration checks disabled
May 14 13:25:27.943462 my-device ModemManager[1114]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: 3GPP Registration state changed (home -> unknown)
May 14 13:25:27.958201 my-device ModemManager[1114]: <info>  Modem /org/freedesktop/ModemManager1/Modem/0: state changed (disabling -> disabled)
May 14 13:25:27.960028 my-device NetworkManager[1414]: <info>  ModemManager disappeared from bus
May 14 13:25:27.960834 my-device ModemManager[1114]: <info>  ModemManager is shut down
May 14 13:25:27.960077 my-device NetworkManager[1414]: <debug> manager: (ttyUSB2): removing device (allow_unmanage 1, managed 1)
May 14 13:25:27.960093 my-device NetworkManager[1414]: <trace> device[0x562fa69abb30] (ttyUSB2): sys-iface-state: managed -> removed
May 14 13:25:27.960114 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): unmanaged: flags set to [platform-init,!sleeping,!loopback,!user-explicit,!user-settings=0x10/0x79/unmanaged], set-unmanaged [platform-init=0x10], reason removed, transition-state)
May 14 13:25:27.960130 my-device NetworkManager[1414]: <info>  device (ttyUSB2): state change: activated -> unmanaged (reason 'removed', internal state 'removed')
May 14 13:25:27.960185 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): deactivating device (reason 'removed') [36]
May 14 13:25:27.960198 my-device NetworkManager[1414]: <trace> device[0x562fa69abb30] (ttyUSB2): ip4-state: set to 0 (none)
May 14 13:25:27.960211 my-device NetworkManager[1414]: <trace> device[0x562fa69abb30] (ttyUSB2): ip6-state: set to 0 (none)
May 14 13:25:27.960224 my-device NetworkManager[1414]: <trace> device[0x562fa69abb30] (ttyUSB2): remove_pending_action (0): 'dhcp6' not pending (expected)
May 14 13:25:27.960236 my-device NetworkManager[1414]: <trace> device[0x562fa69abb30] (ttyUSB2): remove_pending_action (0): 'autoconf6' not pending (expected)
May 14 13:25:27.960393 my-device NetworkManager[1414]: <debug> modem-broadband[ttyUSB2]: notifying ModemManager about the modem disconnection
May 14 13:25:27.960442 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): set metered value 0
May 14 13:25:27.960477 my-device NetworkManager[1414]: <debug> default-route: entry[1/dev:0x562fa69abb30:ttyUSB2:+has:-sync]: record:update 0.0.0.0/0 via 0.0.0.0 dev 3 metric 700 mss 0 rt-src user (700)
May 14 13:25:27.960493 my-device NetworkManager[1414]: <debug> default-route: entry[0/dev:0x562fa6941580:eth0:+has:+sync]: sync:re-add 0.0.0.0/0 via 10.30.1.254 dev 2 metric 100 mss 0 rt-src user (100 -> 100)
May 14 13:25:27.960545 my-device NetworkManager[1414]: <debug> default-route: entry[1/dev:0x562fa69abb30:ttyUSB2:+has:-sync]: record:remove 0.0.0.0/0 via 0.0.0.0 dev 3 metric 700 mss 0 rt-src user (700)
May 14 13:25:27.960556 my-device NetworkManager[1414]: <debug> default-route: entry[0/dev:0x562fa6941580:eth0:+has:+sync]: sync:re-add 0.0.0.0/0 via 10.30.1.254 dev 2 metric 100 mss 0 rt-src user (100 -> 100)
May 14 13:25:27.960581 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): ip4-config: update (commit=1, routes-full-sync=1, new-config=(nil))
May 14 13:25:27.960590 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): ip4-config: clear IP4Config instance (/org/freedesktop/NetworkManager/IP4Config/5)
May 14 13:25:27.960632 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): queueing DNS updates (1)
May 14 13:25:27.960649 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): DNS configuration changed
May 14 13:25:27.960655 my-device NetworkManager[1414]: <debug> dns-mgr: (device_ip4_config_changed): committing DNS changes (0)
May 14 13:25:27.960662 my-device NetworkManager[1414]: <debug> dns-mgr: update-dns: updating resolv.conf
May 14 13:25:27.960674 my-device NetworkManager[1414]: <trace> dns-mgr: config:      100 best    v4 eth0             : 10.31.0.101 10.31.0.102 
May 14 13:25:27.960684 my-device NetworkManager[1414]: <debug> dns-mgr: update-dns: updating plugin dnsmasq
May 14 13:25:27.960693 my-device NetworkManager[1414]: <debug> dnsmasq[0x562fa68e8d90]: adding nameserver '10.31.0.101@eth0'
May 14 13:25:27.960704 my-device NetworkManager[1414]: <debug> dnsmasq[0x562fa68e8d90]: adding nameserver '10.31.0.102@eth0'
May 14 13:25:27.960717 my-device NetworkManager[1414]: <debug> dnsmasq[0x562fa68e8d90]: trying to update dnsmasq nameservers
May 14 13:25:27.960830 my-device NetworkManager[1414]: <trace> dns-mgr: update-resolv-conf: write internal file /var/run/NetworkManager/resolv.conf succeeded (don't touch symlink /etc/resolv.conf linking to ../run/systemd/resolve/resolv.conf)
May 14 13:25:27.960880 my-device NetworkManager[1414]: <trace> dns-mgr: current configuration: [{'nameservers': <['10.31.0.101', '10.31.0.102']>, 'domains': <['*********.**']>, 'interface': <'eth0'>, 'priority': <100>, 'vpn': <false>}]
May 14 13:25:27.960906 my-device NetworkManager[1414]: <trace> exported-object[0x562fa690ade0]: unexport: "/org/freedesktop/NetworkManager/IP4Config/5"
May 14 13:25:27.961051 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): ip6-config: update (commit=1, routes-full-sync=1, new-config=(nil))
May 14 13:25:27.961097 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): ip-ifname: clear ifname
May 14 13:25:27.961259 my-device NetworkManager[1414]: <debug> active-connection[0x562fa6980460]: set state deactivated (was activated)
May 14 13:25:27.961350 my-device NetworkManager[1414]: <debug> active-connection[0x562fa6980460]: check-master-ready: not signalling (state deactivated, no master)
May 14 13:25:27.961511 my-device NetworkManager[1414]: <debug> modem-broadband[ttyUSB2]: notifying ModemManager about the modem disconnection
May 14 13:25:27.961595 my-device NetworkManager[1414]: <debug> dns-mgr: (update_routing_and_dns): queueing DNS updates (1)
May 14 13:25:27.961612 my-device NetworkManager[1414]: <trace> policy: set-hostname: hostname is unmanaged
May 14 13:25:27.961630 my-device NetworkManager[1414]: <debug> dns-mgr: (update_routing_and_dns): DNS configuration did not change
May 14 13:25:27.961641 my-device NetworkManager[1414]: <debug> dns-mgr: (update_routing_and_dns): no DNS changes to commit (0)
May 14 13:25:27.961664 my-device NetworkManager[1414]: <info>  device (ttyUSB2): _set_state_full: 0
May 14 13:25:27.962166 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): ip4-config: update (commit=0, routes-full-sync=0, new-config=(nil))
May 14 13:25:27.962183 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): ip6-config: update (commit=0, routes-full-sync=0, new-config=(nil))
May 14 13:25:27.962337 my-device NetworkManager[1414]: <trace> exported-object[0x562fa69abb30]: unexport: "/org/freedesktop/NetworkManager/Devices/3"
May 14 13:25:27.962547 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): disposing
May 14 13:25:27.962612 my-device NetworkManager[1414]: <trace> device[0x562fa69abb30] (ttyUSB2): remove_pending_action (0): 'dhcp6' not pending (expected)
May 14 13:25:27.962624 my-device NetworkManager[1414]: <trace> device[0x562fa69abb30] (ttyUSB2): remove_pending_action (0): 'autoconf6' not pending (expected)
May 14 13:25:27.962637 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): ip4-config: update (commit=1, routes-full-sync=1, new-config=(nil))
May 14 13:25:27.962650 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): ip6-config: update (commit=1, routes-full-sync=1, new-config=(nil))
May 14 13:25:27.962670 my-device NetworkManager[1414]: <debug> device[0x562fa69abb30] (ttyUSB2): finalize(): NMDeviceModem
May 14 13:25:27.963262 my-device NetworkManager[1414]: <trace> exported-object[0x562fa6980460]: unexport: "/org/freedesktop/NetworkManager/ActiveConnection/2"
May 14 13:25:27.965173 my-device NetworkManager[1414]: <debug> dnsmasq[0x562fa68e8d90]: dnsmasq update successful
May 14 13:25:27.965268 my-device NetworkManager[1414]: <warn>  modem-broadband[ttyUSB2]: failed to disconnect modem: GDBus.Error:org.freedesktop.DBus.Error.NoReply: Message recipient disconnected from message bus without replying
May 14 13:25:27.965664 my-device systemd[1]: Starting Network Manager Script Dispatcher Service...
May 14 13:25:27.977295 my-device systemd[1]: Started Network Manager Script Dispatcher Service.



^C
root@my-device:~#  ps aux | grep ppp
root     1619  0.0  0.2 173784  5312 ?        Sl   13:24   0:00 /usr/sbin/pppd nodetach lock nodefaultroute noipv6 debug ttyUSB0 noipdefault noauth usepeerdns lcp-echo-failure 5 lcp-echo-interval 60 idle 0 ipparam /org/freedesktop/NetworkManager/PPP/1 plugin /usr/lib/pppd/2.4.5/nm-pppd-plugin.so
root     1855  0.0  0.0   4712   864 ttyS0    S+   13:27   0:00 grep ppp
root@my-device:~# 
root@my-device:~# 

