我将Ubuntu的版本从17.04更新到了17.10，现在，如果将网络电缆插入其中一张网卡，则表明电缆已拔出。我使用路由器，并且有两个网卡，我想使用Realtek集成卡。
我安装了Realtek驱动程序，但未成功。我该如何解决该问题？以下是一些可能有助于您进行诊断的信息：
更新：我删除了有线网络配置文件，因为我有很多，现在在“设置”->“网络”选项卡中，“有线”部分消失了。
lspci -nnk
00:00.0 Host bridge [0600]: Intel Corporation 82P965/G965 Memory Controller Hub [8086:29a0] (rev 02)
Subsystem: Micro-Star International Co., Ltd. [MSI] 82P965/G965 Memory Controller Hub [1462:7235]
00:01.0 PCI bridge [0604]: Intel Corporation 82P965/G965 PCI Express Root Port [8086:29a1] (rev 02)
Kernel driver in use: pcieport
Kernel modules: shpchp
00:1a.0 USB controller [0c03]: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #4 [8086:2834] (rev 02)
Subsystem: Micro-Star International Co., Ltd. [MSI] P965 Neo MS-7235 mainboard [1462:7235]
Kernel driver in use: uhci_hcd
00:1a.1 USB controller [0c03]: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #5 [8086:2835] (rev 02)
Subsystem: Micro-Star International Co., Ltd. [MSI] 82801H (ICH8 Family) USB UHCI Controller [1462:7235]
Kernel driver in use: uhci_hcd
00:1a.7 USB controller [0c03]: Intel Corporation 82801H (ICH8 Family) USB2 EHCI Controller #2 [8086:283a] (rev 02)
Subsystem: Micro-Star International Co., Ltd. [MSI] 82801H (ICH8 Family) USB2 EHCI Controller [1462:7235]
Kernel driver in use: ehci-pci
00:1b.0 Audio device [0403]: Intel Corporation 82801H (ICH8 Family) HD Audio Controller [8086:284b] (rev 02)
Subsystem: Micro-Star International Co., Ltd. [MSI] 82801H (ICH8 Family) HD Audio Controller [1462:7235]
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel
00:1c.0 PCI bridge [0604]: Intel Corporation 82801H (ICH8 Family) PCI Express Port 1 [8086:283f] (rev 02)
Kernel driver in use: pcieport
Kernel modules: shpchp
00:1c.5 PCI bridge [0604]: Intel Corporation 82801H (ICH8 Family) PCI Express Port 6 [8086:2849] (rev 02)
Kernel driver in use: pcieport
Kernel modules: shpchp
00:1d.0 USB controller [0c03]: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #1 [8086:2830] (rev 02)
Subsystem: Micro-Star International Co., Ltd. [MSI] P965 Neo MS-7235 mainboard [1462:7235]
Kernel driver in use: uhci_hcd
00:1d.1 USB controller [0c03]: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #2 [8086:2831] (rev 02)
Subsystem: Micro-Star International Co., Ltd. [MSI] P965 Neo MS-7235 mainboard [1462:7235]
Kernel driver in use: uhci_hcd
00:1d.2 USB controller [0c03]: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #3 [8086:2832] (rev 02)
Subsystem: Micro-Star International Co., Ltd. [MSI] 82801H (ICH8 Family) USB UHCI Controller [1462:7235]
Kernel driver in use: uhci_hcd
00:1d.7 USB controller [0c03]: Intel Corporation 82801H (ICH8 Family) USB2 EHCI Controller #1 [8086:2836] (rev 02)
Subsystem: Micro-Star International Co., Ltd. [MSI] P965 Neo MS-7235 mainboard [1462:7235]
Kernel driver in use: ehci-pci
00:1e.0 PCI bridge [0604]: Intel Corporation 82801 PCI Bridge [8086:244e] (rev f2)
00:1f.0 ISA bridge [0601]: Intel Corporation 82801HB/HR (ICH8/R) LPC Interface Controller [8086:2810] (rev 02)
Subsystem: Micro-Star International Co., Ltd. [MSI] 82801HB/HR (ICH8/R) LPC Interface Controller [1462:7235]
Kernel driver in use: lpc_ich
Kernel modules: lpc_ich
00:1f.2 IDE interface [0101]: Intel Corporation 82801H (ICH8 Family) 4 port SATA Controller [IDE mode] [8086:2820] (rev 02)
Subsystem: Micro-Star International Co., Ltd. [MSI] P965 Neo MS-7235 mainboard [1462:7235]
Kernel driver in use: ata_piix
Kernel modules: pata_acpi
00:1f.3 SMBus [0c05]: Intel Corporation 82801H (ICH8 Family) SMBus Controller [8086:283e] (rev 02)
Subsystem: Micro-Star International Co., Ltd. [MSI] P965 Neo MS-7235 mainboard [1462:7235]
Kernel modules: i2c_i801
00:1f.5 IDE interface [0101]: Intel Corporation 82801HR/HO/HH (ICH8R/DO/DH) 2 port SATA Controller [IDE mode] [8086:2825] (rev 02)
Subsystem: Micro-Star International Co., Ltd. [MSI] P965 Neo MS-7235 mainboard [1462:7235]
Kernel driver in use: ata_piix
Kernel modules: pata_acpi
01:00.0 VGA compatible controller [0300]: NVIDIA Corporation G84 [GeForce 8600 GT] [10de:0402] (rev a1)
Subsystem: ASUSTeK Computer Inc. G84 [GeForce 8600 GT] [1043:825c]
Kernel driver in use: nouveau
Kernel modules: nvidiafb, nouveau
03:00.0 IDE interface [0101]: Marvell Technology Group Ltd. 88SE6121 SATA II / PATA Controller [11ab:6121] (rev b1)
Subsystem: Marvell Technology Group Ltd. 88SE6121 SATA II / PATA Controller [11ab:6121]
Kernel driver in use: pata_marvell
Kernel modules: ahci, pata_marvell, pata_acpi
04:00.0 Ethernet controller [0200]: Accton Technology Corporation EN-1216 Ethernet Adapter [1113:1216] (rev 11)
Subsystem: Standard Microsystems Corp [SMC] EN-1216 Ethernet Adapter [10b8:a255]
Kernel driver in use: tulip
Kernel modules: tulip
04:02.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL-8110SC/8169SC Gigabit Ethernet [10ec:8167] (rev 10)
Subsystem: Micro-Star International Co., Ltd. [MSI] P965 Neo MS-7235 mainboard [1462:235c]
Kernel driver in use: r8169
Kernel modules: r8169
lsmod
Module Size Used by
ccm 20480 6
appletalk 36864 0
ipx 28672 0
p8023 16384 1 ipx
psnap 16384 2 appletalk,ipx
p8022 16384 1 ipx
gpio_ich 16384 0
binfmt_misc 20480 1
arc4 16384 2
snd_hda_codec_realtek 94208 1
snd_hda_codec_generic 73728 1 snd_hda_codec_realtek
coretemp 16384 0
rt2800usb 28672 0
rt2x00usb 20480 1 rt2800usb
rt2800lib 114688 1 rt2800usb
snd_hda_intel 40960 8
rt2x00lib 53248 3 rt2800lib,rt2800usb,rt2x00usb
r8169 45056 0
snd_hda_codec 126976 3 snd_hda_intel,snd_hda_codec_generic,snd_hda_codec_realtek
snd_hda_core 81920 4 snd_hda_intel,snd_hda_codec,snd_hda_codec_generic,snd_hda_codec_realtek
mac80211 778240 3 rt2800lib,rt2x00lib,rt2x00usb
snd_hwdep 20480 1 snd_hda_codec
snd_pcm 98304 4 snd_hda_intel,snd_hda_codec,snd_hda_core
cfg80211 610304 2 rt2x00lib,mac80211
serio_raw 16384 0
input_leds 16384 0
snd_seq_midi 16384 0
snd_seq_midi_event 16384 1 snd_seq_midi
snd_rawmidi 32768 1 snd_seq_midi
snd_seq 65536 2 snd_seq_midi_event,snd_seq_midi
snd_seq_device 16384 3 snd_seq,snd_rawmidi,snd_seq_midi
snd_timer 32768 2 snd_seq,snd_pcm
snd 81920 25 snd_hda_intel,snd_hwdep,snd_seq,snd_hda_codec,snd_timer,snd_rawmidi,snd_hda_codec_generic,snd_seq_device,snd_hda_codec_realtek,snd_pcm
soundcore 16384 1 snd
lpc_ich 24576 0
shpchp 36864 0
mac_hid 16384 0
iptable_filter 16384 0
ip6table_filter 16384 0
ip6_tables 28672 1 ip6table_filter
br_netfilter 24576 0
bridge 143360 1 br_netfilter
stp 16384 1 bridge
llc 16384 4 p8022,psnap,bridge,stp
arp_tables 24576 0
parport_pc 32768 1
ppdev 20480 0
lp 20480 0
parport 49152 3 lp,parport_pc,ppdev
ip_tables 24576 1 iptable_filter
x_tables 40960 5 arp_tables,ip_tables,iptable_filter,ip6table_filter,ip6_tables
autofs4 40960 2
hid_generic 16384 0
psmouse 147456 0
pata_acpi 16384 0
tulip 65536 0
nouveau 1638400 26
usbhid 49152 0
hid 118784 2 hid_generic,usbhid
pata_marvell 16384 0
ahci 36864 0
libahci 32768 1 ahci
mxm_wmi 16384 1 nouveau
wmi 24576 2 mxm_wmi,nouveau
video 40960 1 nouveau
i2c_algo_bit 16384 1 nouveau
ttm 94208 1 nouveau
drm_kms_helper 167936 1 nouveau
syscopyarea 16384 1 drm_kms_helper
sysfillrect 16384 1 drm_kms_helper
sysimgblt 16384 1 drm_kms_helper
floppy 77824 0
fb_sys_fops 16384 1 drm_kms_helper
drm 356352 26 nouveau,ttm,drm_kms_helper
ifconfig -a
enp4s0: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500
inet6 fe80::204:e2ff:fe7a:fe06 prefixlen 64 scopeid 0x20<link>
ether 00:04:e2:7a:fe:06 txqueuelen 1000 (Ethernet)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 7 dropped 0 overruns 0 carrier 14 collisions 0
enp4s2: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.0.104 netmask 255.255.255.0 broadcast 192.168.0.255
inet6 fe80::219:dbff:fef4:3a63 prefixlen 64 scopeid 0x20<link>
ether 00:19:db:f4:3a:63 txqueuelen 1000 (Ethernet)
RX packets 285873 bytes 421636228 (421.6 MB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 103726 bytes 7640122 (7.6 MB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
device interrupt 21 base 0x9800
enp4s0:avahi: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500
inet 169.254.8.77 netmask 255.255.0.0 broadcast 169.254.255.255
ether 00:04:e2:7a:fe:06 txqueuelen 1000 (Ethernet)
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 1000 (Local Loopback)
RX packets 2088 bytes 176236 (176.2 KB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 2088 bytes 176236 (176.2 KB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
wlx74ea3a8e73ad: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.0.100 netmask 255.255.255.0 broadcast 192.168.0.255
inet6 fe80::5f7d:70c4:d9ad:9e98 prefixlen 64 scopeid 0x20<link>
ether 74:ea:3a:8e:73:ad txqueuelen 1000 (Ethernet)
RX packets 105 bytes 7782 (7.7 KB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 181 bytes 19248 (19.2 KB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
cat / etc / network / interfaces
# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback
auto enp4s2 iface
iface enp4s2 inet dhcp
auto enp4s0 iface
iface enp4s0 inet dhcp
猫/etc/resolv.conf
# Dynamic resolv.conf(5) file for glibc resolver(3) generated by resolvconf(8)
# DO NOT EDIT THIS FILE BY HAND -- YOUR CHANGES WILL BE OVERWRITTEN
# 127.0.0.53 is the systemd-resolved stub resolver.
# run "systemd-resolve --status" to see details about the actual nameservers.
nameserver 127.0.0.53
我不知道为什么，但是它开始起作用了，我做了一些简单的修改。
# interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo inet loopback
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我来说两句