Ubuntu 16.04 无法连接 Wi-Fi

Ubuntu 16.04 无法连接 Wi-Fi

我使用 Ubuntu 已经有几个月了,到目前为止一切都还好。当我尝试连接时,需要很长时间,然后断开连接。我尝试了sudo service network-manager restart其他一些网站告诉我这只是一个临时解决方案,但什么也没发生。每次我关闭笔记本电脑时,它都会丢失连接,但这并没有困扰我,问题开始于我打开笔记本电脑时,我意识到 wifi 正在连接,所以我重新启动进入 Windows 并玩游戏,但当我回到 Ubuntu 时,它仍然无法连接。

信息

*-network               
       description: Wireless interface
       product: RT5390 Wireless 802.11n 1T/1R PCIe
       vendor: Ralink corp.
       physical id: 0
       bus info: pci@0000:02:00.0
       logical name: wlp2s0
       version: 00
       serial: 9c:d2:1e:8a:b2:b6
       width: 32 bits
       clock: 33MHz
       capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
       configuration: broadcast=yes driver=rt2800pci driverversion=4.4.14-040414-generic firmware=0.34 latency=0 link=no multicast=yes wireless=IEEE 802.11bgn
       resources: irq:17 memory:f7d00000-f7d0ffff

更新 2

########## wireless info START ##########

Report from: 20 Jul 2017 19:31 EDT -0400

Booted last: 20 Jul 2017 00:00 EDT -0400

Script from: 25 Mar 2017 07:04 UTC +0000

##### release ###########################

Distributor ID: Ubuntu
Description:    Ubuntu 16.04.2 LTS
Release:    16.04
Codename:   xenial

##### kernel ############################

Linux 4.4.14-040414-generic #201606241434 SMP Fri Jun 24 18:36:45 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux

Parameters: ro, quiet, splash

##### desktop ###########################

Ubuntu

##### lspci #############################

libkmod: ERROR ../libkmod/libkmod-config.c:635 kmod_config_parse: /etc/modprobe.d/ath9k.conf line 1: ignoring bad line starting with 'option'

02:00.0 Network controller [0280]: Ralink corp. RT5390 Wireless 802.11n 1T/1R PCIe [1814:5390]
    Subsystem: Foxconn International, Inc. RT5390 Wireless 802.11n 1T/1R PCIe [105b:e054]
    Kernel driver in use: rt2800pci

03:00.2 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller [10ec:8136] (rev 06)
    Subsystem: ASUSTeK Computer Inc. RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller [1043:200f]
    Kernel driver in use: r8169

##### lsusb #############################

Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 003: ID 04f2:b404 Chicony Electronics Co., Ltd 
Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 002: ID 046d:c52f Logitech, Inc. Unifying Receiver
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

##### PCMCIA card info ##################

##### rfkill ############################

0: phy0: Wireless LAN
    Soft blocked: no
    Hard blocked: no
1: asus-wlan: Wireless LAN
    Soft blocked: no
    Hard blocked: no

##### lsmod #############################

asus_nb_wmi            24576  0
asus_wmi               28672  1 asus_nb_wmi
sparse_keymap          16384  1 asus_wmi
rt2800pci              16384  0
rt2800mmio             20480  1 rt2800pci
rt2800lib              94208  2 rt2800pci,rt2800mmio
rt2x00pci              16384  1 rt2800pci
rt2x00mmio             16384  2 rt2800pci,rt2800mmio
rt2x00lib              57344  5 rt2x00pci,rt2800lib,rt2800pci,rt2800mmio,rt2x00mmio
mac80211              737280  3 rt2x00lib,rt2x00pci,rt2800lib
cfg80211              565248  2 mac80211,rt2x00lib
eeprom_93cx6           16384  1 rt2800pci
crc_ccitt              16384  1 rt2800lib
wmi                    20480  1 asus_wmi
video                  40960  2 i915,asus_wmi

##### interfaces ########################

auto lo
iface lo inet loopback

##### ifconfig ##########################

enp3s0f2  Link encap:Ethernet  HWaddr <MAC 'enp3s0f2' [IF1]>  
          UP BROADCAST MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

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:1780 errors:0 dropped:0 overruns:0 frame:0
          TX packets:1780 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1 
          RX bytes:132032 (132.0 KB)  TX bytes:132032 (132.0 KB)

wlp2s0    Link encap:Ethernet  HWaddr <MAC 'wlp2s0' [IF2]>  
          UP BROADCAST MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

##### iwconfig ##########################

lo        no wireless extensions.

enp3s0f2  no wireless extensions.

wlp2s0    IEEE 802.11bgn  ESSID:off/any  
          Mode:Managed  Access Point: Not-Associated   Tx-Power=20 dBm   
          Retry short limit:7   RTS thr:off   Fragment thr:off
          Power Management:off


##### route #############################

Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use Iface

##### resolv.conf #######################

##### network managers ##################

Installed:

    NetworkManager

Running:

root       807     1  0 19:26 ?        00:00:00 /usr/sbin/NetworkManager --no-daemon

##### NetworkManager info ###############

GENERAL.DEVICE:                         wlp2s0
GENERAL.TYPE:                           wifi
GENERAL.NM-TYPE:                        NMDeviceWifi
GENERAL.VENDOR:                         Ralink corp.
GENERAL.PRODUCT:                        RT5390 Wireless 802.11n 1T/1R PCIe
GENERAL.DRIVER:                         rt2800pci
GENERAL.DRIVER-VERSION:                 4.4.14-040414-generic
GENERAL.FIRMWARE-VERSION:               N/A
GENERAL.HWADDR:                         <MAC 'wlp2s0' [IF2]>
GENERAL.MTU:                            0
GENERAL.STATE:                          30 (disconnected)
GENERAL.REASON:                         0 (No reason given)
GENERAL.UDI:                            /sys/devices/pci0000:00/0000:00:1c.1/0000:02:00.0/net/wlp2s0
GENERAL.IP-IFACE:                       
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:                     --
GENERAL.CON-UUID:                       --
GENERAL.CON-PATH:                       --
GENERAL.METERED:                        unknown
CAPABILITIES.CARRIER-DETECT:            no
CAPABILITIES.SPEED:                     unknown
CAPABILITIES.IS-SOFTWARE:               no
WIFI-PROPERTIES.WEP:                    yes
WIFI-PROPERTIES.WPA:                    yes
WIFI-PROPERTIES.WPA2:                   yes
WIFI-PROPERTIES.TKIP:                   yes
WIFI-PROPERTIES.CCMP:                   yes
WIFI-PROPERTIES.AP:                     yes
WIFI-PROPERTIES.ADHOC:                  yes
WIFI-PROPERTIES.2GHZ:                   yes
WIFI-PROPERTIES.5GHZ:                   no
CONNECTIONS.AVAILABLE-CONNECTION-PATHS: /org/freedesktop/NetworkManager/Settings/{1}
CONNECTIONS.AVAILABLE-CONNECTIONS[1]:   abcee2e1-a48d-4b4e-a97a-a36db4b3a202 | dlink-F3BF 1

GENERAL.DEVICE:                         enp3s0f2
GENERAL.TYPE:                           ethernet
GENERAL.NM-TYPE:                        NMDeviceEthernet
GENERAL.VENDOR:                         Realtek Semiconductor Co., Ltd.
GENERAL.PRODUCT:                        RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller
GENERAL.DRIVER:                         r8169
GENERAL.DRIVER-VERSION:                 2.3LK-NAPI
GENERAL.FIRMWARE-VERSION:               
GENERAL.HWADDR:                         <MAC 'enp3s0f2' [IF1]>
GENERAL.MTU:                            1500
GENERAL.STATE:                          20 (unavailable)
GENERAL.REASON:                         2 (Device is now managed)
GENERAL.UDI:                            /sys/devices/pci0000:00/0000:00:1c.3/0000:03:00.2/net/enp3s0f2
GENERAL.IP-IFACE:                       
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:                     --
GENERAL.CON-UUID:                       --
GENERAL.CON-PATH:                       --
GENERAL.METERED:                        unknown
CAPABILITIES.CARRIER-DETECT:            yes
CAPABILITIES.SPEED:                     unknown
CAPABILITIES.IS-SOFTWARE:               no
WIRED-PROPERTIES.CARRIER:               off
CONNECTIONS.AVAILABLE-CONNECTION-PATHS: 

SSID                           BSSID              MODE   CHAN  FREQ      RATE       SIGNAL  BARS  SECURITY   ACTIVE  * 
dlink-F3BF                     <MAC 'dlink-F3BF' [AN1]>  Infra  1     2412 MHz  54 Mbit/s  82      ▂▄▆█  WPA1 WPA2  no        
DIRECT-54-HP ENVY 7640 series  <MAC 'DIRECT-54-HP ENVY 7640 series' [AN2]>  Infra  6     2437 MHz  54 Mbit/s  59      â–‚â–„â–†_  WPA2       no        
Rogers75557                    <MAC 'Rogers75557' [AN3]>  Infra  9     2452 MHz  54 Mbit/s  55      â–‚â–„__  WPA1 WPA2  no        
Execulink193f                  <MAC 'Execulink193f' [AN4]>  Infra  11    2462 MHz  54 Mbit/s  49      â–‚â–„__  WPA2       no        
A6IIFR6C                       <MAC 'A6IIFR6C' [AN5]>  Infra  1     2412 MHz  54 Mbit/s  45      â–‚â–„__  WPA2       no        
TP-LINK_0383                   <MAC 'TP-LINK_0383' [AN6]>  Infra  1     2412 MHz  54 Mbit/s  45      â–‚â–„__  WPA1 WPA2  no        
Rogers82537                    <MAC 'Rogers82537' [AN7]>  Infra  6     2437 MHz  54 Mbit/s  45      â–‚â–„__  WPA1 WPA2  no        
Chunky Monkey                  <MAC 'Chunky Monkey' [AN8]>  Infra  11    2462 MHz  54 Mbit/s  42      â–‚â–„__  WPA1 WPA2  no        
Primus-0e61                    <MAC 'Primus-0e61' [AN9]>  Infra  6     2437 MHz  54 Mbit/s  39      â–‚â–„__  WPA1 WPA2  no        
BELL953                        <MAC 'BELL953' [AN10]>  Infra  6     2437 MHz  54 Mbit/s  39      â–‚â–„__  WPA2       no        
C4A0709C5AD1                   <MAC 'C4A0709C5AD1' [AN11]>  Infra  1     2412 MHz  54 Mbit/s  35      â–‚â–„__  WPA2       no        
--                             <MAC '--' [AN12]>  Infra  11    2462 MHz  54 Mbit/s  35      â–‚â–„__  WPA1 WPA2  no        
NETGEAR                        <MAC 'NETGEAR' [AN13]>  Infra  11    2462 MHz  54 Mbit/s  32      â–‚â–„__  WPA2       no        
RogersWifi                     <MAC 'RogersWifi' [AN14]>  Infra  1     2412 MHz  54 Mbit/s  29      â–‚___  WPA2       no        

##### NetworkManager.state ##############

[main]
NetworkingEnabled=true
WirelessEnabled=true
WWANEnabled=true

##### NetworkManager.conf ###############

[main]
plugins=ifupdown,keyfile,ofono
dns=dnsmasq

[ifupdown]
managed=false

##### NetworkManager profiles ###########

[[/etc/NetworkManager/system-connections/dlink-F3BF 1]] (600 root)
[connection] id=dlink-F3BF 1 | type=wifi | permissions=
[wifi] mac-address=<MAC 'wlp2s0' [IF2]> | mac-address-blacklist= | ssid=dlink-F3BF
[ipv4] method=auto
[ipv6] method=auto

[[/etc/NetworkManager/system-connections/dlink-F3BF]] (600 root)
[connection] id=dlink-F3BF | type=wifi | permissions=user:ubuntu:;
[wifi] mac-address=<MAC 'wlp2s0' [IF2]> | mac-address-blacklist= | ssid=dlink-F3BF
[ipv4] method=auto
[ipv6] method=auto

##### iw reg get ########################

Region: America/Toronto (based on set time zone)

country 00: DFS-UNSET
    (2402 - 2472 @ 40), (N/A, 20), (N/A)
    (2457 - 2482 @ 40), (N/A, 20), (N/A), NO-IR
    (2474 - 2494 @ 20), (N/A, 20), (N/A), NO-OFDM, NO-IR
    (5170 - 5250 @ 80), (N/A, 20), (N/A), NO-IR
    (5250 - 5330 @ 80), (N/A, 20), (0 ms), DFS, NO-IR
    (5490 - 5730 @ 160), (N/A, 20), (0 ms), DFS, NO-IR
    (5735 - 5835 @ 80), (N/A, 20), (N/A), NO-IR
    (57240 - 63720 @ 2160), (N/A, 0), (N/A)

##### iwlist channels ###################

lo        no frequency information.

enp3s0f2  no frequency information.

wlp2s0    14 channels in total; available frequencies :
          Channel 01 : 2.412 GHz
          Channel 02 : 2.417 GHz
          Channel 03 : 2.422 GHz
          Channel 04 : 2.427 GHz
          Channel 05 : 2.432 GHz
          Channel 06 : 2.437 GHz
          Channel 07 : 2.442 GHz
          Channel 08 : 2.447 GHz
          Channel 09 : 2.452 GHz
          Channel 10 : 2.457 GHz
          Channel 11 : 2.462 GHz
          Channel 12 : 2.467 GHz
          Channel 13 : 2.472 GHz
          Channel 14 : 2.484 GHz

##### iwlist scan #######################

lo        Interface doesn't support scanning.

enp3s0f2  Interface doesn't support scanning.

wlp2s0    Interface doesn't support scanning : Device or resource busy

##### module infos ######################

[rt2800pci]
filename:       /lib/modules/4.4.14-040414-generic/kernel/drivers/net/wireless/rt2x00/rt2800pci.ko
license:        GPL
firmware:       rt2860.bin
description:    Ralink RT2800 PCI & PCMCIA Wireless LAN driver.
version:        2.3.0
author:         http://rt2x00.serialmonkey.com
srcversion:     26CCED9E0CE5EFBFA9B8882
depends:        rt2x00lib,rt2800lib,rt2800mmio,rt2x00mmio,rt2x00pci,eeprom_93cx6
intree:         Y
vermagic:       4.4.14-040414-generic SMP mod_unload modversions 
parm:           nohwcrypt:Disable hardware encryption. (bool)

[rt2800mmio]
filename:       /lib/modules/4.4.14-040414-generic/kernel/drivers/net/wireless/rt2x00/rt2800mmio.ko
license:        GPL
description:    rt2800 MMIO library
version:        2.3.0
author:         http://rt2x00.serialmonkey.com
srcversion:     01C1A7641505065E52E0388
depends:        rt2800lib,rt2x00lib,rt2x00mmio
intree:         Y
vermagic:       4.4.14-040414-generic SMP mod_unload modversions 

[rt2800lib]
filename:       /lib/modules/4.4.14-040414-generic/kernel/drivers/net/wireless/rt2x00/rt2800lib.ko
license:        GPL
description:    Ralink RT2800 library
version:        2.3.0
author:         http://rt2x00.serialmonkey.com, Bartlomiej Zolnierkiewicz
srcversion:     BB9F48B63A82C3FD3E73BAF
depends:        rt2x00lib,mac80211,crc-ccitt
intree:         Y
vermagic:       4.4.14-040414-generic SMP mod_unload modversions 

[rt2x00pci]
filename:       /lib/modules/4.4.14-040414-generic/kernel/drivers/net/wireless/rt2x00/rt2x00pci.ko
license:        GPL
description:    rt2x00 pci library
version:        2.3.0
author:         http://rt2x00.serialmonkey.com
srcversion:     543B84557258F153AC267F0
depends:        rt2x00lib,mac80211
intree:         Y
vermagic:       4.4.14-040414-generic SMP mod_unload modversions 

[rt2x00mmio]
filename:       /lib/modules/4.4.14-040414-generic/kernel/drivers/net/wireless/rt2x00/rt2x00mmio.ko
license:        GPL
description:    rt2x00 mmio library
version:        2.3.0
author:         http://rt2x00.serialmonkey.com
srcversion:     ADBE279820CFD0A1081C682
depends:        rt2x00lib
intree:         Y
vermagic:       4.4.14-040414-generic SMP mod_unload modversions 

[rt2x00lib]
filename:       /lib/modules/4.4.14-040414-generic/kernel/drivers/net/wireless/rt2x00/rt2x00lib.ko
license:        GPL
description:    rt2x00 library
version:        2.3.0
author:         http://rt2x00.serialmonkey.com
srcversion:     72E39180D883A5541F66494
depends:        mac80211,cfg80211
intree:         Y
vermagic:       4.4.14-040414-generic SMP mod_unload modversions 

[mac80211]
filename:       /lib/modules/4.4.14-040414-generic/kernel/net/mac80211/mac80211.ko
license:        GPL
description:    IEEE 802.11 subsystem
srcversion:     2FFAEED0245CA1D97FE1E44
depends:        cfg80211
intree:         Y
vermagic:       4.4.14-040414-generic SMP mod_unload modversions 
parm:           minstrel_vht_only:Use only VHT rates when VHT is supported by sta. (bool)
parm:           max_nullfunc_tries:Maximum nullfunc tx tries before disconnecting (reason 4). (int)
parm:           max_probe_tries:Maximum probe tries before disconnecting (reason 4). (int)
parm:           beacon_loss_count:Number of beacon intervals before we decide beacon was lost. (int)
parm:           probe_wait_ms:Maximum time(ms) to wait for probe response before disconnecting (reason 4). (int)
parm:           ieee80211_default_rc_algo:Default rate control algorithm for mac80211 to use (charp)

[cfg80211]
filename:       /lib/modules/4.4.14-040414-generic/kernel/net/wireless/cfg80211.ko
description:    wireless configuration support
license:        GPL
author:         Johannes Berg
srcversion:     25A45701AAA64DAC1E47D9D
depends:        
intree:         Y
vermagic:       4.4.14-040414-generic SMP mod_unload modversions 
parm:           ieee80211_regdom:IEEE 802.11 regulatory domain code (charp)
parm:           cfg80211_disable_40mhz_24ghz:Disable 40MHz support in the 2.4GHz band (bool)

##### module parameters #################

[rt2800pci]
nohwcrypt: N

[mac80211]
beacon_loss_count: 7
ieee80211_default_rc_algo: minstrel_ht
max_nullfunc_tries: 2
max_probe_tries: 5
minstrel_vht_only: Y
probe_wait_ms: 500

[cfg80211]
cfg80211_disable_40mhz_24ghz: N
ieee80211_regdom: 00

##### /etc/modules ######################

##### modprobe options ##################

[/etc/modprobe.d/ath9k.conf]
option ath9k nohwcrypt=1

[/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

[/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/mlx4.conf]
softdep mlx4_core post: mlx4_en

[/etc/modprobe.d/rt5390.conf]
options rt5390 fwlps=N

##### rc.local ##########################

exit 0

##### pm-utils ##########################

[/etc/pm/config.d/config] (644 root)
SUSPEND_MODULES = "rt5390"

##### udev rules ########################

##### dmesg #############################

[   14.351040] ieee80211 phy0: rt2x00_set_rt: Info - RT chipset 5390, rev 1502 detected
[   14.355283] ieee80211 phy0: rt2x00_set_rf: Info - RF chipset 5390 detected
[   16.215884] rt2800pci 0000:02:00.0 wlp2s0: renamed from wlan0
[   30.515475] IPv6: ADDRCONF(NETDEV_UP): wlp2s0: link is not ready
[   30.515533] ieee80211 phy0: rt2x00lib_request_firmware: Info - Loading firmware file 'rt2860.bin'
[   30.780571] ieee80211 phy0: rt2x00lib_request_firmware: Info - Firmware detected - version: 0.34
[   30.905522] IPv6: ADDRCONF(NETDEV_UP): wlp2s0: link is not ready
[   30.911647] IPv6: ADDRCONF(NETDEV_UP): enp3s0f2: link is not ready
[   31.123072] r8169 0000:03:00.2 enp3s0f2: link down
[   31.123132] IPv6: ADDRCONF(NETDEV_UP): enp3s0f2: link is not ready
[   31.839841] IPv6: ADDRCONF(NETDEV_UP): wlp2s0: link is not ready (repeated 2 times)

########## wireless info END ############

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