我一直在使用 ubuntu 16.04 和以太网连接，现在需要使用 wifi。不幸的是，我几乎尝试了网上发布的所有解决方案，但都没有成功。
这些是在此处共享的网络输出结果，旨在帮助人们调试问题。
##### release ###########################
Distributor ID: Ubuntu
Description: Ubuntu 16.04.2 LTS
Release: 16.04
Codename: xenial
##### kernel ############################
Linux 4.4.0-79-generic #100-Ubuntu SMP Wed May 17 19:58:14 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
Parameters: ro, quiet, splash, nomodeset, nouveau.modeset=0, vt.handoff=7
##### desktop ###########################
Ubuntu
##### lspci #############################
00:19.0 Ethernet controller [0200]: Intel Corporation Ethernet Connection (2) I218-V [8086:15a1] (rev 05)
DeviceName: Onboard LAN
Subsystem: ASUSTeK Computer Inc. Ethernet Connection (2) I218-V [1043:85c4]
##### lsusb #############################
Bus 002 Device 002: ID 8087:8002 Intel Corp.
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 006 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 005 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 002: ID 8087:800a Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 002: ID 174c:3074 ASMedia Technology Inc. ASM1074 SuperSpeed hub
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 003: ID 0461:4d15 Primax Electronics, Ltd Dell Optical Mouse
Bus 003 Device 004: ID 174c:2074 ASMedia Technology Inc. ASM1074 High-Speed hub
Bus 003 Device 002: ID 1a2c:2d23 China Resource Semico Co., Ltd
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
##### PCMCIA card info ##################
##### rfkill ############################
##### lsmod #############################
eeepc_wmi 16384 0
asus_wmi 28672 1 eeepc_wmi
sparse_keymap 16384 1 asus_wmi
video 40960 1 asus_wmi
mxm_wmi 16384 0
wmi 20480 2 mxm_wmi,asus_wmi
##### interfaces ########################
auto lo
iface lo inet loopback
##### ifconfig ##########################
eno1 Link encap:Ethernet HWaddr <MAC 'eno1' [IF1]>
inet addr:192.168.0.5 Bcast:192.168.0.255 Mask:255.255.255.0
inet6 addr: fe80::475b:5375:3dca:1d95/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:8140 errors:0 dropped:0 overruns:0 frame:0
TX packets:6108 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:8363410 (8.3 MB) TX bytes:772145 (772.1 KB)
Interrupt:20 Memory:fb200000-fb220000
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:590 errors:0 dropped:0 overruns:0 frame:0
TX packets:590 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1
RX bytes:41486 (41.4 KB) TX bytes:41486 (41.4 KB)
##### iwconfig ##########################
lo no wireless extensions.
eno1 no wireless extensions.
##### route #############################
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
0.0.0.0 192.168.0.1 0.0.0.0 UG 100 0 0 eno1
169.254.0.0 0.0.0.0 255.255.0.0 U 1000 0 0 eno1
192.168.0.0 0.0.0.0 255.255.255.0 U 100 0 0 eno1
##### resolv.conf #######################
nameserver 200.42.4.203
nameserver 200.49.130.41
search fibertel.com.ar
##### network managers ##################
Installed:
NetworkManager
Running:
root 973 1 0 23:51 ? 00:00:00 /usr/sbin/NetworkManager --no-daemon
##### NetworkManager info ###############
GENERAL.DEVICE: eno1
GENERAL.TYPE: ethernet
GENERAL.NM-TYPE: NMDeviceEthernet
GENERAL.VENDOR: Intel Corporation
GENERAL.PRODUCT: Ethernet Connection (2) I218-V
GENERAL.DRIVER: e1000e
GENERAL.DRIVER-VERSION: 3.2.6-k
GENERAL.FIRMWARE-VERSION: 0.1-4
GENERAL.HWADDR: <MAC 'eno1' [IF1]>
GENERAL.MTU: 1500
GENERAL.STATE: 100 (connected)
GENERAL.REASON: 0 (No reason given)
GENERAL.UDI: /sys/devices/pci0000:00/0000:00:19.0/net/eno1
GENERAL.IP-IFACE: eno1
GENERAL.IS-SOFTWARE: no
GENERAL.NM-MANAGED: yes
GENERAL.AUTOCONNECT: yes
GENERAL.FIRMWARE-MISSING: no
GENERAL.NM-PLUGIN-MISSING: no
GENERAL.PHYS-PORT-ID: --
GENERAL.CONNECTION: Auto Ethernet
GENERAL.CON-UUID: 407b5700-f83f-46c2-ae9a-34529936ac97
GENERAL.CON-PATH: /org/freedesktop/NetworkManager/ActiveConnection/1
GENERAL.METERED: no (guessed)
CAPABILITIES.CARRIER-DETECT: yes
CAPABILITIES.SPEED: 1000 Mb/s
CAPABILITIES.IS-SOFTWARE: no
WIRED-PROPERTIES.CARRIER: on
CONNECTIONS.AVAILABLE-CONNECTION-PATHS: /org/freedesktop/NetworkManager/Settings/{1}
CONNECTIONS.AVAILABLE-CONNECTIONS[1]: 407b5700-f83f-46c2-ae9a-34529936ac97 | Auto Ethernet
IP4.ADDRESS[1]: 192.168.0.5/24
IP4.GATEWAY: 192.168.0.1
IP4.ROUTE[1]: dst = 169.254.0.0/16, nh = 0.0.0.0, mt = 1000
IP4.DNS[1]: 200.42.4.203
IP4.DNS[2]: 200.49.130.41
IP4.DOMAIN[1]: fibertel.com.ar
DHCP4.OPTION[1]: requested_subnet_mask = 1
DHCP4.OPTION[2]: requested_rfc3442_classless_static_routes = 1
DHCP4.OPTION[3]: subnet_mask = 255.255.255.0
DHCP4.OPTION[4]: domain_name_servers = 200.42.4.203 200.49.130.41
DHCP4.OPTION[5]: ip_address = 192.168.0.5
DHCP4.OPTION[6]: requested_static_routes = 1
DHCP4.OPTION[7]: dhcp_server_identifier = 192.168.0.1
DHCP4.OPTION[8]: requested_time_offset = 1
DHCP4.OPTION[9]: broadcast_address = 192.168.0.255
DHCP4.OPTION[10]: requested_interface_mtu = 1
DHCP4.OPTION[11]: dhcp_rebinding_time = 529200
DHCP4.OPTION[12]: requested_domain_name_servers = 1
DHCP4.OPTION[13]: dhcp_message_type = 5
DHCP4.OPTION[14]: requested_broadcast_address = 1
DHCP4.OPTION[15]: routers = 192.168.0.1
DHCP4.OPTION[16]: dhcp_renewal_time = 302400
DHCP4.OPTION[17]: requested_domain_name = 1
DHCP4.OPTION[18]: domain_name = fibertel.com.ar
DHCP4.OPTION[19]: requested_routers = 1
DHCP4.OPTION[20]: expiry = 1498445528
DHCP4.OPTION[21]: host_name = marbel
DHCP4.OPTION[22]: requested_netbios_scope = 1
DHCP4.OPTION[23]: requested_wpad = 1
DHCP4.OPTION[24]: requested_ms_classless_static_routes = 1
DHCP4.OPTION[25]: requested_netbios_name_servers = 1
DHCP4.OPTION[26]: network_number = 192.168.0.0
DHCP4.OPTION[27]: requested_domain_search = 1
DHCP4.OPTION[28]: next_server = 192.168.0.1
DHCP4.OPTION[29]: requested_ntp_servers = 1
DHCP4.OPTION[30]: requested_host_name = 1
DHCP4.OPTION[31]: dhcp_lease_time = 604800
IP6.ADDRESS[1]: fe80::475b:5375:3dca:1d95/64
IP6.GATEWAY:
##### NetworkManager.state ##############
[main]
NetworkingEnabled=true
WirelessEnabled=true
WWANEnabled=true
##### NetworkManager.conf ###############
[main]
plugins=ifupdown,keyfile
[ifupdown]
managed=false
[device]
wifi.scan-rand-mac-address=no
##### NetworkManager profiles ###########
[[/etc/NetworkManager/system-connections/Wi-Fi]] (600 root)
[connection] id=Wi-Fi | type=wifi | permissions=
[wifi] mac-address-blacklist= | ssid=Fibertel WiFi092 5.8GHz
[ipv4] method=auto
[ipv6] method=auto
##### iw reg get ########################
Region: America/Argentina/Buenos_Aires (based on set time zone)
country 00: DFS-UNSET
(2402 - 2472 @ 40), (6, 20), (N/A)
(2457 - 2482 @ 40), (6, 20), (N/A), PASSIVE-SCAN
(2474 - 2494 @ 20), (6, 20), (N/A), NO-OFDM, PASSIVE-SCAN
(5170 - 5250 @ 160), (6, 20), (N/A), PASSIVE-SCAN
(5250 - 5330 @ 160), (6, 20), (0 ms), DFS, PASSIVE-SCAN
(5490 - 5730 @ 160), (6, 20), (0 ms), DFS, PASSIVE-SCAN
(5735 - 5835 @ 80), (6, 20), (N/A), PASSIVE-SCAN
(57240 - 63720 @ 2160), (N/A, 0), (N/A)
##### iwlist channels ###################
lo no frequency information.
eno1 no frequency information.
##### iwlist scan #######################
lo Interface doesn't support scanning.
eno1 Interface doesn't support scanning.
##### module infos ######################
##### module parameters #################
##### /etc/modules ######################
##### modprobe options ##################
[/etc/modprobe.d/blacklist-ath_pci.conf]
blacklist ath_pci
[/etc/modprobe.d/blacklist.conf]
blacklist evbug
blacklist usbmouse
blacklist usbkbd
blacklist eepro100
blacklist de4x5
blacklist eth1394
blacklist snd_intel8x0m
blacklist snd_aw2
blacklist i2c_i801
blacklist prism54
blacklist bcm43xx
blacklist garmin_gps
blacklist asus_acpi
blacklist snd_pcsp
blacklist pcspkr
blacklist amd76x_edac
blacklist vga16fb
blacklist nouveau
blacklist rivafb
blacklist nvidiafb
blacklist rivatv
[/etc/modprobe.d/blacklist-nouveau.conf]
blacklist nouveau
options nouveau modeset=0
[/etc/modprobe.d/blacklist-rare-network.conf]
alias net-pf-3 off
alias net-pf-6 off
alias net-pf-9 off
alias net-pf-11 off
alias net-pf-12 off
alias net-pf-19 off
alias net-pf-21 off
alias net-pf-36 off
[/etc/modprobe.d/intel-microcode-blacklist.conf]
blacklist microcode
[/etc/modprobe.d/iwlwifi.conf]
remove iwlwifi \
(/sbin/lsmod | grep -o -e ^iwlmvm -e ^iwldvm -e ^iwlwifi | xargs /sbin/rmmod) \
&& /sbin/modprobe -r mac80211
[/etc/modprobe.d/kms-sg-blacklist.conf]
blacklist nouveau
[/etc/modprobe.d/mlx4.conf]
softdep mlx4_core post: mlx4_en
##### rc.local ##########################
exit 0
##### pm-utils ##########################
[/etc/pm/config.d/config] (644 root)
SUSPEND_MODULES="iwlwifi"
##### udev rules ########################
##### dmesg #############################
[ 14.801722] IPv6: ADDRCONF(NETDEV_UP): eno1: link is not ready (repeated 2 times)
[ 17.869580] e1000e: eno1 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: Rx/Tx
[ 17.869625] IPv6: ADDRCONF(NETDEV_CHANGE): eno1: link becomes ready
[ 20.880844] [UFW BLOCK] IN=eno1 OUT= MAC=<MAC 'eno1' [IF1]>:fe:91:14:69:c3:d7:08:00 SRC=192.168.0.1 DST=192.168.0.5 LEN=530 TOS=0x00 PREC=0x00 TTL=64 ID=0 DF PROTO=UDP SPT=54779 DPT=36713 LEN=510
[ 20.882895] [UFW BLOCK] IN=eno1 OUT= MAC=<MAC 'eno1' [IF1]>:fe:91:14:69:c3:d7:08:00 SRC=192.168.0.1 DST=192.168.0.5 LEN=529 TOS=0x00 PREC=0x00 TTL=64 ID=0 DF PROTO=UDP SPT=37236 DPT=36713 LEN=509
[ 22.877592] [UFW BLOCK] IN=eno1 OUT= MAC=<MAC 'eno1' [IF1]>:fe:91:14:69:c3:d7:08:00 SRC=192.168.0.1 DST=192.168.0.5 LEN=458 TOS=0x00 PREC=0x00 TTL=64 ID=0 DF PROTO=UDP SPT=32795 DPT=36713 LEN=438
[ 22.879535] [UFW BLOCK] IN=eno1 OUT= MAC=<MAC 'eno1' [IF1]>:fe:91:14:69:c3:d7:08:00 SRC=192.168.0.1 DST=192.168.0.5 LEN=457 TOS=0x00 PREC=0x00 TTL=64 ID=0 DF PROTO=UDP SPT=51581 DPT=36713 LEN=437
[ 39.860442] [UFW BLOCK] IN=eno1 OUT= MAC= SRC=fe80:0000:0000:0000:475b:5375:3dca:1d95 DST=ff02:0000:0000:0000:0000:0000:0000:0001 LEN=64 TC=0 HOPLIMIT=1 FLOWLBL=829695 PROTO=UDP SPT=8612 DPT=8612 LEN=24
[ 39.860482] [UFW BLOCK] IN=eno1 OUT= MAC= SRC=fe80:0000:0000:0000:475b:5375:3dca:1d95 DST=ff02:0000:0000:0000:0000:0000:0000:0001 LEN=64 TC=0 HOPLIMIT=1 FLOWLBL=1034957 PROTO=UDP SPT=8612 DPT=8610 LEN=24
[ 39.870686] [UFW BLOCK] IN=eno1 OUT= MAC= SRC=fe80:0000:0000:0000:475b:5375:3dca:1d95 DST=ff02:0000:0000:0000:0000:0000:0000:0001 LEN=64 TC=0 HOPLIMIT=1 FLOWLBL=829695 PROTO=UDP SPT=8612 DPT=8612 LEN=24
[ 39.870717] [UFW BLOCK] IN=eno1 OUT= MAC= SRC=fe80:0000:0000:0000:475b:5375:3dca:1d95 DST=ff02:0000:0000:0000:0000:0000:0000:0001 LEN=64 TC=0 HOPLIMIT=1 FLOWLBL=1034957 PROTO=UDP SPT=8612 DPT=8610 LEN=24
[ 64.587740] e1000e: eno1 NIC Link is Down
[ 66.053474] IPv6: ADDRCONF(NETDEV_UP): eno1: link is not ready (repeated 2 times)
[ 69.082729] e1000e: eno1 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: Rx/Tx
[ 69.082770] IPv6: ADDRCONF(NETDEV_CHANGE): eno1: link becomes ready
[ 129.627316] [UFW BLOCK] IN=eno1 OUT= MAC=01:00:5e:00:00:01:fe:91:14:69:c3:d7:08:00 SRC=192.168.0.1 DST=224.0.0.1 LEN=36 TOS=0x00 PREC=0xC0 TTL=1 ID=8356 PROTO=2
[ 254.972646] [UFW BLOCK] IN=eno1 OUT= MAC=01:00:5e:00:00:01:fe:91:14:69:c3:d7:08:00 SRC=192.168.0.1 DST=224.0.0.1 LEN=36 TOS=0x00 PREC=0xC0 TTL=1 ID=8358 PROTO=2
[ 380.327753] [UFW BLOCK] IN=eno1 OUT= MAC=01:00:5e:00:00:01:fe:91:14:69:c3:d7:08:00 SRC=192.168.0.1 DST=224.0.0.1 LEN=36 TOS=0x00 PREC=0xC0 TTL=1 ID=8359 PROTO=2
########## wireless info END ############
编辑
$> lshw -C network
WARNING: you should run this program as super-user.
*-network
description: Ethernet interface
product: Ethernet Connection (2) I218-V
vendor: Intel Corporation
physical id: 19
bus info: pci@0000:00:19.0
logical name: eno1
version: 05
serial: 34:97:f6:28:bd:94
size: 1Gbit/s
capacity: 1Gbit/s
width: 32 bits
clock: 33MHz
capabilities: 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 duplex=full firmware=0.1-4 ip=192.168.0.5 latency=0 link=yes multicast=yes port=twisted pair speed=1Gbit/s
resources: irq:40 memory:fb200000-fb21ffff memory:fb236000-fb236fff ioport:f000(size=32)