:~$ sudo nmcli g log level DEBUG domains CORE,ETHER,IP,PPP
[sudo] пароль для ***:
:~$ tail -f /var/log/syslog | grep -i network
May 11 18:07:32 A88X NetworkManager[719]: <debug> [1462979252.6832] device[0x297a130] (enp2s0): set IP4Config instance (/org/freedesktop/NetworkManager/IP4Config/8)
May 11 18:07:32 A88X NetworkManager[719]: Failed to disconnect PPPoE socket: 114 Operation already in progress
May 11 18:07:32 A88X NetworkManager[719]: nm-pppd-plugin-Message: nm-ppp-plugin: (nm_phasechange): status 1 / phase 'dead'
May 11 18:07:32 A88X NetworkManager[719]: nm-pppd-plugin-Message: nm-ppp-plugin: (nm_exit_notify): cleaning up
May 11 18:07:32 A88X NetworkManager[719]: <debug> [1462979252.7162] kill child process 'pppd' (1969): terminated normally with status 16 (38588 usec elapsed)
May 11 18:07:51 A88X NetworkManager[719]: <info> [1462979271.6837] manager: logging: level 'DEBUG' domains 'ETHER,PPP,IP4,IP6,CORE'
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.3003] auth: call[29]: CheckAuthorization(org.freedesktop.NetworkManager.network-control), subject=unix-process[pid=1614, uid=1000, start=1386]
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.3018] auth: call[29]: CheckAuthorization succeeded: (is_authorized=1, is_challenge=0)
May 11 18:08:11 A88X NetworkManager[719]: <info> [1462979291.3027] manager: NetworkManager state is now CONNECTING
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.3029] manager: ActivatingConnection now DSL-соединение 1
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.3029] device[0x297a130] (enp2s0): no MAC address change needed
May 11 18:08:11 A88X NetworkManager[719]: <info> [1462979291.3039] ppp-manager: starting PPP connection
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.3039] ppp-manager: command line: /usr/sbin/pppd nodetach lock nodefaultroute ipv6 , debug user *** plugin rp-pppoe.so nic-enp2s0 noauth nodeflate usepeerdns mru 1492 mtu 1492 lcp-echo-failure 5 lcp-echo-interval 30 idle 0 ipparam /org/freedesktop/NetworkManager/PPP plugin /usr/lib/pppd/2.4.7/nm-pppd-plugin.so
May 11 18:08:11 A88X NetworkManager[719]: <info> [1462979291.3053] ppp-manager: pppd started with pid 2058
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.3054] device[0x297a130] (enp2s0): will enable userland IPv6LL
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.3059] device[0x297a130] (enp2s0): linklocal6: using IPv6 stable-privacy addressing
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.3062] device[0x297a130] (enp2s0): linklocal6: adding IPv6LL address fe80::88ba:caaa:cb06:ef63
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.3065] default-route: resync: schedule on idle
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.3075] device[0x297a130] (enp2s0): update IP6Config instance (/org/freedesktop/NetworkManager/IP6Config/8)
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.3078] default-route: resync: sync now (477) (IPv4 changes: no, IPv6 changes: yes)
May 11 18:08:11 A88X NetworkManager[719]: Plugin rp-pppoe.so loaded.
May 11 18:08:11 A88X NetworkManager[719]: Plugin /usr/lib/pppd/2.4.7/nm-pppd-plugin.so loaded.
May 11 18:08:11 A88X NetworkManager[719]: nm-pppd-plugin-Message: nm-ppp-plugin: (plugin_init): initializing
May 11 18:08:11 A88X NetworkManager[719]: nm-pppd-plugin-Message: nm-ppp-plugin: (nm_phasechange): status 3 / phase 'serial connection'
May 11 18:08:11 A88X NetworkManager[719]: Send PPPOE Discovery V1T1 PADI session 0x0 length 12
May 11 18:08:11 A88X NetworkManager[719]: dst ff:ff:ff:ff:ff:ff src 74:d4:35:9e:af:54
May 11 18:08:11 A88X NetworkManager[719]: [service-name] [host-uniq 0a 08 00 00]
May 11 18:08:11 A88X NetworkManager[719]: Recv PPPOE Discovery V1T1 PADO session 0x0 length 31
May 11 18:08:11 A88X NetworkManager[719]: dst 74:d4:35:9e:af:54 src 90:17:ac:ad:ec:ed
May 11 18:08:11 A88X NetworkManager[719]: [service-name] [host-uniq 0a 08 00 00] [AC-name VLMR_ME60-BRAS1]
May 11 18:08:11 A88X NetworkManager[719]: Send PPPOE Discovery V1T1 PADR session 0x0 length 12
May 11 18:08:11 A88X NetworkManager[719]: dst 90:17:ac:ad:ec:ed src 74:d4:35:9e:af:54
May 11 18:08:11 A88X NetworkManager[719]: [service-name] [host-uniq 0a 08 00 00]
May 11 18:08:11 A88X NetworkManager[719]: Recv PPPOE Discovery V1T1 PADS session 0x7180 length 12
May 11 18:08:11 A88X NetworkManager[719]: dst 74:d4:35:9e:af:54 src 90:17:ac:ad:ec:ed
May 11 18:08:11 A88X NetworkManager[719]: [service-name] [host-uniq 0a 08 00 00]
May 11 18:08:11 A88X NetworkManager[719]: PADS: Service-Name: ''
May 11 18:08:11 A88X NetworkManager[719]: PPP session is 29056
May 11 18:08:11 A88X NetworkManager[719]: Connected to 90:17:ac:ad:ec:ed via interface enp2s0
May 11 18:08:11 A88X NetworkManager[719]: using channel 3
May 11 18:08:11 A88X NetworkManager[719]: nm_device_get_device_type: assertion 'NM_IS_DEVICE (self)' failed
May 11 18:08:11 A88X NetworkManager[719]: Using interface ppp0
May 11 18:08:11 A88X NetworkManager[719]: Connect: ppp0 <--> enp2s0
May 11 18:08:11 A88X NetworkManager[719]: nm-pppd-plugin-Message: nm-ppp-plugin: (nm_phasechange): status 5 / phase 'establish'
May 11 18:08:11 A88X NetworkManager[719]: sent [LCP ConfReq id=0x1 <mru 1492> <magic 0x41254fdb>]
May 11 18:08:11 A88X NetworkManager[719]: rcvd [LCP ConfReq id=0x2 <mru 1492> <auth chap MD5> <magic 0x5acdce9>]
May 11 18:08:11 A88X NetworkManager[719]: sent [LCP ConfAck id=0x2 <mru 1492> <auth chap MD5> <magic 0x5acdce9>]
May 11 18:08:11 A88X NetworkManager[719]: rcvd [LCP ConfAck id=0x1 <mru 1492> <magic 0x41254fdb>]
May 11 18:08:11 A88X NetworkManager[719]: sent [LCP EchoReq id=0x0 magic=0x41254fdb]
May 11 18:08:11 A88X NetworkManager[719]: nm-pppd-plugin-Message: nm-ppp-plugin: (nm_phasechange): status 6 / phase 'authenticate'
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4030] device[0x29adca0] (ppp0): set IP4Config instance (/org/freedesktop/NetworkManager/IP4Config/9)
May 11 18:08:11 A88X NetworkManager[719]: rcvd [CHAP Challenge id=0x1 <2372e92c9f4661b48114a53ab3da4102>, name = "Huawei"]
May 11 18:08:11 A88X NetworkManager[719]: nm-pppd-plugin-Message: nm-ppp-plugin: (get_credentials): passwd-hook, requesting credentials...
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4064] device[0x29adca0] (ppp0): set IP6Config instance (/org/freedesktop/NetworkManager/IP6Config/9)
May 11 18:08:11 A88X NetworkManager[719]: <warn> [1462979291.4082] ppp-manager: The connection was modified since activation
May 11 18:08:11 A88X NetworkManager[719]: (process:2058): nm-pppd-plugin-WARNING **: nm-ppp-plugin: (get_credentials): could not get secrets: GDBus.Error:org.freedesktop.NetworkManager.Settings.Failed: The connection was modified since activation
May 11 18:08:11 A88X NetworkManager[719]: Unable to obtain CHAP password for *** on Huawei from plugin
May 11 18:08:11 A88X NetworkManager[719]: No CHAP secret found for authenticating us to Huawei
May 11 18:08:11 A88X NetworkManager[719]: sent [CHAP Response id=0x1 <3d1dfec40a50f402a975f13759f02e32>, name = "***"]
May 11 18:08:11 A88X NetworkManager[719]: rcvd [LCP EchoRep id=0x0 magic=0x5acdce9]
May 11 18:08:11 A88X NetworkManager[719]: rcvd [CHAP Failure id=0x1 "Wrong password 013D1DFEC40A50F402A975F13759F02E32"]
May 11 18:08:11 A88X NetworkManager[719]: CHAP authentication failed: Wrong password 013D1DFEC40A50F402A975F13759F02E32
May 11 18:08:11 A88X NetworkManager[719]: CHAP authentication failed
May 11 18:08:11 A88X NetworkManager[719]: nm-pppd-plugin-Message: nm-ppp-plugin: (nm_phasechange): status 10 / phase 'terminate'
May 11 18:08:11 A88X NetworkManager[719]: nm-pppd-plugin-Message: nm-ppp-plugin: (nm_phasechange): status 5 / phase 'establish'
May 11 18:08:11 A88X NetworkManager[719]: sent [LCP TermReq id=0x2 "Failed to authenticate ourselves to peer"]
May 11 18:08:11 A88X NetworkManager[719]: rcvd [LCP TermReq id=0x3]
May 11 18:08:11 A88X NetworkManager[719]: sent [LCP TermAck id=0x3]
May 11 18:08:11 A88X NetworkManager[719]: Modem hangup
May 11 18:08:11 A88X NetworkManager[719]: nm-pppd-plugin-Message: nm-ppp-plugin: (nm_phasechange): status 11 / phase 'disconnect'
May 11 18:08:11 A88X NetworkManager[719]: <info> [1462979291.4262] manager: NetworkManager state is now DISCONNECTED
May 11 18:08:11 A88X NetworkManager[719]: Connection terminated.
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4265] manager: ActivatingConnection now (none)
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4268] device[0x29adca0] (ppp0): clear IP4Config instance (/org/freedesktop/NetworkManager/IP4Config/9)
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4270] device[0x29adca0] (ppp0): clear IP6Config instance (/org/freedesktop/NetworkManager/IP6Config/9)
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4280] device[0x29adca0] (ppp0): will disable userland IPv6LL
May 11 18:08:11 A88X NetworkManager[719]: <warn> [1462979291.4281] device (ppp0): failed to disable userspace IPv6LL address handling
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4285] device[0x297a130] (enp2s0): will enable userland IPv6LL
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4290] kill child process 'pppd' (2058): wait for process to terminate after sending SIGTERM (15) (send SIGKILL in 2000 milliseconds)...
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4291] device[0x297a130] (enp2s0): no MAC address change needed
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4291] default-route: resync: schedule on idle
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4292] route-mgr4: 2: sync 0 IPv4 routes
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4292] route-mgr6: 2: sync 0 IPv6 routes
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4292] default-route: entry[0/dev:0x297a130:enp2s0:0:+sync]: record:add 0.0.0.0/0 via 0.0.0.0 dev 2 metric 4294967295 mss 0 src unknown (4294967295)
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4292] default-route: entry[0/dev:0x297a130:enp2s0:0:+sync]: record:add ::/0 via :: dev 2 metric 4294967295 mss 0 src unknown (4294967295)
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4292] default-route: resync: cancelled (533)
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4293] default-route: entry[0/dev:0x297a130:enp2s0:0:+sync]: record:remove 0.0.0.0/0 via 0.0.0.0 dev 2 metric 4294967295 mss 0 src unknown (4294967295)
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4293] default-route: entry[0/dev:0x297a130:enp2s0:0:+sync]: record:remove ::/0 via :: dev 2 metric 4294967295 mss 0 src unknown (4294967295)
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4293] device[0x297a130] (enp2s0): clear IP4Config instance (/org/freedesktop/NetworkManager/IP4Config/8)
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4295] device[0x297a130] (enp2s0): clear IP6Config instance (/org/freedesktop/NetworkManager/IP6Config/8)
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4315] device[0x297a130] (enp2s0): set IP6Config instance (/org/freedesktop/NetworkManager/IP6Config/10)
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4322] device[0x297a130] (enp2s0): set IP4Config instance (/org/freedesktop/NetworkManager/IP4Config/10)
May 11 18:08:11 A88X NetworkManager[719]: Failed to disconnect PPPoE socket: 114 Operation already in progress
May 11 18:08:11 A88X NetworkManager[719]: nm-pppd-plugin-Message: nm-ppp-plugin: (nm_phasechange): status 1 / phase 'dead'
May 11 18:08:11 A88X NetworkManager[719]: nm-pppd-plugin-Message: nm-ppp-plugin: (nm_exit_notify): cleaning up
May 11 18:08:11 A88X NetworkManager[719]: <debug> [1462979291.4677] kill child process 'pppd' (2058): terminated normally with status 16 (38674 usec elapsed)
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6845] auth: dbus signal: "Changed"
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6845] auth: emit changed signal
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6847] auth: call[30]: CheckAuthorization(org.freedesktop.NetworkManager.wifi.share.protected), subject=unix-process[pid=1614, uid=1000, start=1386]
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6849] auth: call[31]: CheckAuthorization(org.freedesktop.NetworkManager.wifi.share.open), subject=unix-process[pid=1614, uid=1000, start=1386]
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6870] auth: call[32]: CheckAuthorization(org.freedesktop.NetworkManager.enable-disable-network), subject=unix-process[pid=1614, uid=1000, start=1386]
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6871] auth: call[33]: CheckAuthorization(org.freedesktop.NetworkManager.sleep-wake), subject=unix-process[pid=1614, uid=1000, start=1386]
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6872] auth: call[34]: CheckAuthorization(org.freedesktop.NetworkManager.enable-disable-wifi), subject=unix-process[pid=1614, uid=1000, start=1386]
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6873] auth: call[35]: CheckAuthorization(org.freedesktop.NetworkManager.enable-disable-wwan), subject=unix-process[pid=1614, uid=1000, start=1386]
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6874] auth: call[36]: CheckAuthorization(org.freedesktop.NetworkManager.enable-disable-wimax), subject=unix-process[pid=1614, uid=1000, start=1386]
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6876] auth: call[37]: CheckAuthorization(org.freedesktop.NetworkManager.network-control), subject=unix-process[pid=1614, uid=1000, start=1386]
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6877] auth: call[38]: CheckAuthorization(org.freedesktop.NetworkManager.wifi.share.protected), subject=unix-process[pid=1614, uid=1000, start=1386]
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6878] auth: call[39]: CheckAuthorization(org.freedesktop.NetworkManager.wifi.share.open), subject=unix-process[pid=1614, uid=1000, start=1386]
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6879] auth: call[40]: CheckAuthorization(org.freedesktop.NetworkManager.settings.modify.system), subject=unix-process[pid=1614, uid=1000, start=1386]
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6880] auth: call[41]: CheckAuthorization(org.freedesktop.NetworkManager.settings.modify.own), subject=unix-process[pid=1614, uid=1000, start=1386]
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6882] auth: call[42]: CheckAuthorization(org.freedesktop.NetworkManager.settings.modify.hostname), subject=unix-process[pid=1614, uid=1000, start=1386]
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6883] auth: call[30]: CheckAuthorization succeeded: (is_authorized=1, is_challenge=0)
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6894] auth: call[31]: CheckAuthorization succeeded: (is_authorized=1, is_challenge=0)
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6898] auth: call[32]: CheckAuthorization succeeded: (is_authorized=1, is_challenge=0)
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6910] auth: call[33]: CheckAuthorization succeeded: (is_authorized=0, is_challenge=0)
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6916] auth: call[34]: CheckAuthorization succeeded: (is_authorized=1, is_challenge=0)
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6924] auth: call[35]: CheckAuthorization succeeded: (is_authorized=1, is_challenge=0)
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6931] auth: call[36]: CheckAuthorization succeeded: (is_authorized=1, is_challenge=0)
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6937] auth: call[37]: CheckAuthorization succeeded: (is_authorized=1, is_challenge=0)
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6945] auth: call[38]: CheckAuthorization succeeded: (is_authorized=1, is_challenge=0)
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6950] auth: call[39]: CheckAuthorization succeeded: (is_authorized=1, is_challenge=0)
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6956] auth: call[40]: CheckAuthorization succeeded: (is_authorized=1, is_challenge=0)
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6962] auth: call[41]: CheckAuthorization succeeded: (is_authorized=1, is_challenge=0)
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6971] auth: call[42]: CheckAuthorization succeeded: (is_authorized=0, is_challenge=1)
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6977] auth: dbus signal: "Changed"
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6977] auth: emit changed signal
May 11 18:08:25 A88X NetworkManager[719]: <debug> [1462979305.6978] auth: call[43]:... и т.д.
sudo nmcli g log level INFO domains DEFAULT