我正在努力让我的有线网络正常工作。我尝试过重新安装网络驱动程序等。我的无线连接工作正常。
系统：
Kernel: 4.4.0-78-generic x86_64 (64 bit)
Desktop: Cinnamon 3.2.7
Distro: Linux Mint 18.1 Serena
sudo lshw -C 网络
*-network UNCLAIMED
description: Ethernet controller
product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:02:00.0
version: 15
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix bus_master cap_list
configuration: latency=0
resources: ioport:4000(size=256) memory:e2104000-e2104fff memory:e2100000-e2103fff
*-network
description: Wireless interface
product: Wireless 3165
vendor: Intel Corporation
physical id: 0
bus info: pci@0000:03:00.0
logical name: wlp3s0
version: 81
serial: 70:1c:e7:8b:27:f7
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=iwlwifi driverversion=4.4.0-78-generic firmware=17.352738.0 ip=192.168.0.22 latency=0 link=yes multicast=yes wireless=IEEE 802.11abgn
resources: irq:130 memory:e2200000-e2201fff
*-network
description: Ethernet interface
physical id: 2
logical name: veth9c0371b
serial: c2:3a:8c:86:56:de
size: 10Gbit/s
capabilities: ethernet physical
configuration: autonegotiation=off broadcast=yes driver=veth driverversion=1.0 duplex=full link=yes multicast=yes port=twisted pair speed=10Gbit/s
lspci
...
02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 15)
03:00.0 Network controller: Intel Corporation Wireless 3165 (rev 81)
...
更新：1
如果配置：
docker0 Link encap:Ethernet HWaddr 02:42:31:e4:fe:0d
inet addr:172.17.0.1 Bcast:0.0.0.0 Mask:255.255.0.0
inet6 addr: fe80::42:31ff:fee4:fe0d/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:10033 errors:0 dropped:0 overruns:0 frame:0
TX packets:10538 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:8794028 (8.7 MB) TX bytes:5544088 (5.5 MB)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:89830 errors:0 dropped:0 overruns:0 frame:0
TX packets:89830 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1
RX bytes:118414988 (118.4 MB) TX bytes:118414988 (118.4 MB)
veth9c0371b Link encap:Ethernet HWaddr c2:3a:8c:86:56:de
inet6 addr: fe80::c03a:8cff:fe86:56de/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:3576 errors:0 dropped:0 overruns:0 frame:0
TX packets:3644 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:2046219 (2.0 MB) TX bytes:2253074 (2.2 MB)
wlp3s0 Link encap:Ethernet HWaddr 70:1c:e7:8b:27:f7
inet addr:192.168.0.22 Bcast:192.168.0.255 Mask:255.255.255.0
inet6 addr: fe80::bac:ff84:3adc:7155/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:1120854 errors:0 dropped:0 overruns:0 frame:0
TX packets:944085 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:869874166 (869.8 MB) TX bytes:689796504 (689.7 MB)
更新：2
猫 /etc/网络/接口
# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback
auto enp7s0
iface enp7s0 inet dhcp
sudo 服务网络重启
Job for networking.service failed because the control process exited with error code. See "systemctl status networking.service" and "journalctl -xe" for details.
sudo systemctl 状态网络.service
● networking.service - Raise network interfaces
Loaded: loaded (/lib/systemd/system/networking.service; enabled; vendor preset: enabled)
Drop-In: /run/systemd/generator/networking.service.d
└─50-insserv.conf-$network.conf
Active: failed (Result: exit-code) since Wed 2017-05-31 14:41:55 SAST; 1min 52s ago
Docs: man:interfaces(5)
Process: 21730 ExecStop=/sbin/ifdown -a --read-environment --exclude=lo (code=exited, status=0/SUCCESS)
Process: 21759 ExecStart=/sbin/ifup -a --read-environment (code=exited, status=1/FAILURE)
Process: 21751 ExecStartPre=/bin/sh -c [ "$CONFIGURE_INTERFACES" != "no" ] && [ -n "$(ifquery --read-environment --list --exclude=lo)" ] && udevadm settle (code=exited, status=0/SUCCESS)
Main PID: 21759 (code=exited, status=1/FAILURE)
May 31 14:41:55 Jarngreipr dhclient[21778]: bugs on either our web page at www.isc.org or in the README file
May 31 14:41:55 Jarngreipr dhclient[21778]: before submitting a bug. These pages explain the proper
May 31 14:41:55 Jarngreipr dhclient[21778]: process and the information we find helpful for debugging..
May 31 14:41:55 Jarngreipr dhclient[21778]:
May 31 14:41:55 Jarngreipr dhclient[21778]: exiting.
May 31 14:41:55 Jarngreipr ifup[21759]: Failed to bring up enp7s0.
May 31 14:41:55 Jarngreipr systemd[1]: networking.service: Main process exited, code=exited, status=1/FAILURE
May 31 14:41:55 Jarngreipr systemd[1]: Failed to start Raise network interfaces.
May 31 14:41:55 Jarngreipr systemd[1]: networking.service: Unit entered failed state.
May 31 14:41:55 Jarngreipr systemd[1]: networking.service: Failed with result 'exit-code'.
须藤日记ctl-xe
--
-- Unit networking.service has begun starting up.
May 31 14:41:55 Jarngreipr dhclient[21778]: Internet Systems Consortium DHCP Client 4.3.3
May 31 14:41:55 Jarngreipr ifup[21759]: Internet Systems Consortium DHCP Client 4.3.3
May 31 14:41:55 Jarngreipr ifup[21759]: Copyright 2004-2015 Internet Systems Consortium.
May 31 14:41:55 Jarngreipr ifup[21759]: All rights reserved.
May 31 14:41:55 Jarngreipr ifup[21759]: For info, please visit https://www.isc.org/software/dhcp/
May 31 14:41:55 Jarngreipr dhclient[21778]: Copyright 2004-2015 Internet Systems Consortium.
May 31 14:41:55 Jarngreipr dhclient[21778]: All rights reserved.
May 31 14:41:55 Jarngreipr dhclient[21778]: For info, please visit https://www.isc.org/software/dhcp/
May 31 14:41:55 Jarngreipr dhclient[21778]:
May 31 14:41:55 Jarngreipr root[21782]: /etc/dhcp/dhclient-enter-hooks.d/avahi-autoipd returned non-zero exit status 1
May 31 14:41:55 Jarngreipr ifup[21759]: Cannot find device "enp7s0"
May 31 14:41:55 Jarngreipr dhclient[21778]: Error getting hardware address for "enp7s0": No such device
May 31 14:41:55 Jarngreipr ifup[21759]: Error getting hardware address for "enp7s0": No such device
May 31 14:41:55 Jarngreipr ifup[21759]: If you think you have received this message due to a bug rather
May 31 14:41:55 Jarngreipr ifup[21759]: than a configuration issue please read the section on submitting
May 31 14:41:55 Jarngreipr ifup[21759]: bugs on either our web page at www.isc.org or in the README file
May 31 14:41:55 Jarngreipr ifup[21759]: before submitting a bug. These pages explain the proper
May 31 14:41:55 Jarngreipr ifup[21759]: process and the information we find helpful for debugging..
May 31 14:41:55 Jarngreipr ifup[21759]: exiting.
May 31 14:41:55 Jarngreipr dhclient[21778]:
May 31 14:41:55 Jarngreipr dhclient[21778]: If you think you have received this message due to a bug rather
May 31 14:41:55 Jarngreipr dhclient[21778]: than a configuration issue please read the section on submitting
May 31 14:41:55 Jarngreipr dhclient[21778]: bugs on either our web page at www.isc.org or in the README file
May 31 14:41:55 Jarngreipr dhclient[21778]: before submitting a bug. These pages explain the proper
May 31 14:41:55 Jarngreipr dhclient[21778]: process and the information we find helpful for debugging..
May 31 14:41:55 Jarngreipr dhclient[21778]:
May 31 14:41:55 Jarngreipr dhclient[21778]: exiting.
May 31 14:41:55 Jarngreipr ifup[21759]: Failed to bring up enp7s0.
May 31 14:41:55 Jarngreipr systemd[1]: networking.service: Main process exited, code=exited, status=1/FAILURE
May 31 14:41:55 Jarngreipr systemd[1]: Failed to start Raise network interfaces.
-- Subject: Unit networking.service has failed
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- Unit networking.service has failed.
--
-- The result is failed.
May 31 14:41:55 Jarngreipr systemd[1]: networking.service: Unit entered failed state.
May 31 14:41:55 Jarngreipr systemd[1]: networking.service: Failed with result 'exit-code'.
May 31 14:41:55 Jarngreipr sudo[21721]: pam_unix(sudo:session): session closed for user root
May 31 14:42:13 Jarngreipr kernel: pcieport 0000:00:1c.5: AER: Corrected error received: id=00e5
May 31 14:42:13 Jarngreipr kernel: pcieport 0000:00:1c.5: PCIe Bus Error: severity=Corrected, type=Physical Layer, id=00e5(Receiver ID)
May 31 14:42:13 Jarngreipr kernel: pcieport 0000:00:1c.5: device [8086:9d15] error status/mask=00000001/00002000
May 31 14:42:13 Jarngreipr kernel: pcieport 0000:00:1c.5: [ 0] Receiver Error (First)
May 31 14:42:47 Jarngreipr kernel: pcieport 0000:00:1c.5: AER: Corrected error received: id=00e5
May 31 14:42:47 Jarngreipr kernel: pcieport 0000:00:1c.5: PCIe Bus Error: severity=Corrected, type=Physical Layer, id=00e5(Receiver ID)
May 31 14:42:47 Jarngreipr kernel: pcieport 0000:00:1c.5: device [8086:9d15] error status/mask=00000001/00002000
May 31 14:42:47 Jarngreipr kernel: pcieport 0000:00:1c.5: [ 0] Receiver Error
May 31 14:42:50 Jarngreipr ntpd[20438]: 45.222.43.250 local addr 192.168.0.203 -> <null>
May 31 14:42:55 Jarngreipr kernel: pcieport 0000:00:1c.5: AER: Corrected error received: id=00e5
May 31 14:42:55 Jarngreipr kernel: pcieport 0000:00:1c.5: PCIe Bus Error: severity=Corrected, type=Physical Layer, id=00e5(Receiver ID)
May 31 14:42:55 Jarngreipr kernel: pcieport 0000:00:1c.5: device [8086:9d15] error status/mask=00000001/00002000
May 31 14:42:55 Jarngreipr kernel: pcieport 0000:00:1c.5: [ 0] Receiver Error
May 31 14:43:07 Jarngreipr kernel: pcieport 0000:00:1c.5: AER: Corrected error received: id=00e5
May 31 14:43:07 Jarngreipr kernel: pcieport 0000:00:1c.5: PCIe Bus Error: severity=Corrected, type=Physical Layer, id=00e5(Receiver ID)
May 31 14:43:07 Jarngreipr kernel: pcieport 0000:00:1c.5: device [8086:9d15] error status/mask=00000001/00002000
May 31 14:43:07 Jarngreipr kernel: pcieport 0000:00:1c.5: [ 0] Receiver Error (First)
May 31 14:43:12 Jarngreipr kernel: pcieport 0000:00:1c.5: AER: Corrected error received: id=00e5
May 31 14:43:12 Jarngreipr kernel: pcieport 0000:00:1c.5: PCIe Bus Error: severity=Corrected, type=Physical Layer, id=00e5(Receiver ID)
May 31 14:43:12 Jarngreipr kernel: pcieport 0000:00:1c.5: device [8086:9d15] error status/mask=00000001/00002000
May 31 14:43:12 Jarngreipr kernel: pcieport 0000:00:1c.5: [ 0] Receiver Error
May 31 14:43:21 Jarngreipr sudo[21864]: andre : TTY=pts/4 ; PWD=/home/andre ; USER=root ; COMMAND=/bin/journalctl -xe
May 31 14:43:21 Jarngreipr sudo[21864]: pam_unix(sudo:session): session opened for user root by (uid=0)
我发觉到May 31 14:41:55 Jarngreipr ifup[21759]: Cannot find device "enp7s0"
更新：3
ip链接显示
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default qlen 1
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: wlp3s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP mode DORMANT group default qlen 1000
link/ether 70:1c:e7:8b:27:f7 brd ff:ff:ff:ff:ff:ff
3: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN mode DEFAULT group default
link/ether 02:42:02:d7:a4:c7 brd ff:ff:ff:ff:ff:ff
（看起来 docker 接管了它？）接下来我可以在哪里查看？
答案1
编辑你的/etc/network/interfaces如下：
# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback
auto enp7s0
iface enp7s0 inet dhcp
重新启动网络。
sudo service networking restart