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  1. Bug #1666432
  2. Comment #34

Comment 34 for bug 1666432

Revision history for this message
Rodrigo Guariento (rodrigoguariento) wrote :

I am facing the same problem with 2 wired connections. No matter what I do, if I connect with 1st ethernet or switch to 2nd wired, the problem persists. After boot up, when the problem starts, I switch the cable of ethernet and temporally the problem finishes.

$ sudo lshw -C network
[sudo] password for rodrigo:
  *-network
       description: Ethernet interface
       product: I211 Gigabit Network Connection
       vendor: Intel Corporation
       physical id: 0
       bus info: pci@0000:04:00.0
       logical name: enp4s0
       version: 03
       serial: 1c:1b:0d:63:ab:3b
       size: 1Gbit/s
       capacity: 1Gbit/s
       width: 32 bits
       clock: 33MHz
       capabilities: pm msi msix pciexpress bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=igb driverversion=5.4.0-k duplex=full firmware=0. 6-1 ip=192.168.0.106 latency=0 link=yes multicast=yes port=twisted pair speed=1Gbit/s
       resources: irq:16 memory:dfd00000-dfd1ffff ioport:d000(size=32) memory:dfd20000-dfd23fff
  *-network DISABLED
       description: Wireless interface
       product: Wireless 8260
       vendor: Intel Corporation
       physical id: 0
       bus info: pci@0000:05:00.0
       logical name: wlp5s0
       version: 3a
       serial: e4:a4:71:62:32:bb
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
       configuration: broadcast=yes driver=iwlwifi driverversion=4.15.0-45-generic firmware=34.0.1 latency=0 link=no multicast=yes wireless=IEEE 802.11
       resources: irq:131 memory:dfc00000-dfc01fff
  *-network
       description: Ethernet interface
       product: Ethernet Connection (2) I219-V
       vendor: Intel Corporation
       physical id: 1f.6
       bus info: pci@0000:00:1f.6
       logical name: enp0s31f6
       version: 31
       serial: 1c:1b:0d:63:ab:39
       capacity: 1Gbit/s
       width: 32 bits
       clock: 33MHz
       capabilities: pm msi bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=e1000e driverversion=3.2.6-k firmware=0.8-4 latency=0 link=no multicast=yes port=twisted pair
       resources: irq:123 memory:dff00000-dff1ffff

Here my syslog with the steps: after started the system, connection fine; when I started web navigation, the connection failed; I turned off and turned on the wired connection using Wired Settings (GUI); connection fine again; connection failed again in few seconds; I turned off and turned on the wired connection using Wired Settings (GUI) again; connection fine again; connection failed again in few seconds; I turned off wired connection, and turned on the wi-fi connection; wi-fi working fine during some minutes; I turned off wi-fi and turned on wired again; wired connection working fine till now. Here the syslog:

$ cat /var/log/syslog | grep NetworkManager
Feb 1 07:12:08 guari NetworkManager[928]: <info> [1549012328.4405] manager: NetworkManager state is now CONNECTED_GLOBAL
Feb 1 07:12:08 guari dbus-daemon[898]: [system] Activating via systemd: service name='org.freedesktop.nm_dispatcher' unit='dbus-org.freedesktop.nm-dispatcher.service' requested by ':1.12' (uid=0 pid=928 comm="/usr/sbin/NetworkManager --no-daemon " label="unconfined")
Feb 1 07:12:08 guari whoopsie[1440]: [07:12:08] The default IPv4 route is: /org/freedesktop/NetworkManager/ActiveConnection/2
Feb 1 07:12:08 guari whoopsie[1440]: [07:12:08] Not a paid data plan: /org/freedesktop/NetworkManager/ActiveConnection/2
Feb 1 07:12:08 guari whoopsie[1440]: [07:12:08] Found usable connection: /org/freedesktop/NetworkManager/ActiveConnection/2
Feb 1 07:54:49 guari NetworkManager[928]: <info> [1549014889.3226] manager: rfkill: WiFi hardware radio set disabled
Feb 1 07:54:49 guari NetworkManager[928]: <info> [1549014889.3227] device (wlp5s0): state change: activated -> unavailable (reason 'none', sys-iface-state: 'managed')
Feb 1 07:54:49 guari NetworkManager[928]: <info> [1549014889.3584] dhcp4 (wlp5s0): canceled DHCP transaction, DHCP client pid 8049
Feb 1 07:54:49 guari NetworkManager[928]: <info> [1549014889.3584] dhcp4 (wlp5s0): state changed bound -> done
Feb 1 07:54:49 guari NetworkManager[928]: <info> [1549014889.3607] manager: NetworkManager state is now CONNECTED_SITE
Feb 1 07:54:49 guari NetworkManager[928]: <info> [1549014889.3637] manager: NetworkManager state is now CONNECTED_LOCAL
Feb 1 07:54:49 guari dbus-daemon[898]: [system] Activating via systemd: service name='org.freedesktop.nm_dispatcher' unit='dbus-org.freedesktop.nm-dispatcher.service' requested by ':1.12' (uid=0 pid=928 comm="/usr/sbin/NetworkManager --no-daemon " label="unconfined")
Feb 1 07:54:49 guari NetworkManager[928]: <info> [1549014889.3645] manager: NetworkManager state is now DISCONNECTED
Feb 1 07:54:49 guari NetworkManager[928]: <info> [1549014889.3732] audit: op="radio-control" arg="wireless-enabled:0" pid=12405 uid=1000 result="success"
Feb 1 07:54:49 guari NetworkManager[928]: <info> [1549014889.3739] manager: rfkill: WiFi now disabled by radio killswitch
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1239] device (enp4s0): Activation: starting connection 'Wired connection 2' (2924aa78-ea0a-34cb-96cc-abf787ff7b93)
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1243] audit: op="connection-activate" uuid="2924aa78-ea0a-34cb-96cc-abf787ff7b93" name="Wired connection 2" pid=12405 uid=1000 result="success"
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1266] device (enp4s0): state change: disconnected -> prepare (reason 'none', sys-iface-state: 'managed')
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1282] manager: NetworkManager state is now CONNECTING
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1303] device (enp4s0): state change: prepare -> config (reason 'none', sys-iface-state: 'managed')
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1334] device (enp4s0): state change: config -> ip-config (reason 'none', sys-iface-state: 'managed')
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1365] dhcp4 (enp4s0): activation: beginning transaction (timeout in 45 seconds)
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1416] dhcp4 (enp4s0): dhclient started with pid 12471
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1831] dhcp4 (enp4s0): address 192.168.0.106
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1831] dhcp4 (enp4s0): plen 24 (255.255.255.0)
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1831] dhcp4 (enp4s0): gateway 192.168.0.1
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1831] dhcp4 (enp4s0): lease time 172800
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1832] dhcp4 (enp4s0): nameserver '200.204.0.10'
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1832] dhcp4 (enp4s0): nameserver '200.204.0.138'
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1832] dhcp4 (enp4s0): state changed unknown -> bound
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1845] device (enp4s0): state change: ip-config -> ip-check (reason 'none', sys-iface-state: 'managed')
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1851] device (enp4s0): state change: ip-check -> secondaries (reason 'none', sys-iface-state: 'managed')
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1853] device (enp4s0): state change: secondaries -> activated (reason 'none', sys-iface-state: 'managed')
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1854] manager: NetworkManager state is now CONNECTED_LOCAL
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1881] manager: NetworkManager state is now CONNECTED_SITE
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1881] policy: set 'Wired connection 2' (enp4s0) as default for IPv4 routing and DNS
Feb 1 07:55:20 guari NetworkManager[928]: <info> [1549014920.1884] device (enp4s0): Activation: successful, device activated.
Feb 1 07:55:20 guari dbus-daemon[898]: [system] Activating via systemd: service name='org.freedesktop.nm_dispatcher' unit='dbus-org.freedesktop.nm-dispatcher.service' requested by ':1.12' (uid=0 pid=928 comm="/usr/sbin/NetworkManager --no-daemon " label="unconfined")
Feb 1 07:57:08 guari NetworkManager[928]: <info> [1549015028.3651] manager: NetworkManager state is now CONNECTED_GLOBAL
Feb 1 07:57:08 guari dbus-daemon[898]: [system] Activating via systemd: service name='org.freedesktop.nm_dispatcher' unit='dbus-org.freedesktop.nm-dispatcher.service' requested by ':1.12' (uid=0 pid=928 comm="/usr/sbin/NetworkManager --no-daemon " label="unconfined")
Feb 1 07:57:08 guari whoopsie[1440]: [07:57:08] The default IPv4 route is: /org/freedesktop/NetworkManager/ActiveConnection/3
Feb 1 07:57:08 guari whoopsie[1440]: [07:57:08] Not a paid data plan: /org/freedesktop/NetworkManager/ActiveConnection/3
Feb 1 07:57:08 guari whoopsie[1440]: [07:57:08] Found usable connection: /org/freedesktop/NetworkManager/ActiveConnection/3

Thanks.