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.
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https://bugs.launchpad.net/bugs/1666432
Title:
Internet drops every few minutes on wired and wireless connection
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