无线设备已启用,但未显示网络列表

无线设备已启用,但未显示网络列表

显示无线设备并在网络管理器上启用它,但没有显示网络。

这种情况经常发生,并且没有明显原因。

当我关闭计算机、拔下电源线、数到十、重新连接电源线并再次打开计算机时,无线网络列表再次可用。如果我不断开电源线,此解决方法不起作用。

不久前经常发生这种情况。我的机器没有启用/禁用无线网络的快捷键,我还没有“断开电源线”的解决方法,所以解决方案是重新启动 Windows(双启动),在控制面板上启用无线网络,然后返回 Ubuntu。

如果不使用这些奇怪的解决方法,我怎样才能让我的无线网络重新工作呢?

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

Report from: 01 Oct 2015 15:33 BRT -0300

Booted last: 01 Oct 2015 12:39 BRT -0300

Script from: 27 Sep 2015 00:34 UTC +0000

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

Distributor ID: Ubuntu
Description:    Ubuntu 15.04
Release:    15.04
Codename:   vivid

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

Linux 3.19.0-30-generic #33-Ubuntu SMP Mon Sep 21 20:58:04 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux

Parameters: ro, quiet, splash, nomdmonddf, nomdmonisw

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

Ubuntu

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

03:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8723AE PCIe Wireless Network Adapter [10ec:8723]
    Subsystem: Realtek Semiconductor Co., Ltd. Device [10ec:0726]
    Kernel driver in use: rtl8723ae

04:00.2 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 0a)
    Subsystem: CLEVO/KAPOK Computer Device [1558:3537]
    Kernel driver in use: r8169

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

Bus 004 Device 002: ID 8087:8000 Intel Corp. 
Bus 004 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 002: ID 8087:8008 Intel Corp. 
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 0bda:8723 Realtek Semiconductor Corp. 
Bus 001 Device 006: ID 22b8:2e62 Motorola PCS 
Bus 001 Device 002: ID 1a81:1004 Holtek Semiconductor, Inc. 
Bus 001 Device 005: ID 147e:1002 Upek Biometric Touchchip/Touchstrip Fingerprint Sensor
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

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

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

0: hci0: Bluetooth
    Soft blocked: no
    Hard blocked: no
1: phy0: Wireless LAN
    Soft blocked: no
    Hard blocked: no

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

mxm_wmi                16384  0 
rtl8723ae              86016  0 
btcoexist              53248  1 rtl8723ae
rtl8723_common         24576  1 rtl8723ae
rtl_pci                28672  1 rtl8723ae
rtlwifi                77824  2 rtl_pci,rtl8723ae
mac80211              724992  2 rtl_pci,rtlwifi
cfg80211              540672  2 mac80211,rtlwifi
wmi                    20480  1 mxm_wmi

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

auto lo
iface lo inet loopback

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

eth0      Link encap:Ethernet  HWaddr <MAC 'eth0' [IF]>  
          inet addr:192.168.7.61  Bcast:192.168.7.255  Mask:255.255.255.0
          inet6 addr: fe80::<IP6 'eth0' [IF]>/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:29151 errors:0 dropped:0 overruns:0 frame:0
          TX packets:16273 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:15567099 (15.5 MB)  TX bytes:2460199 (2.4 MB)

virbr0    Link encap:Ethernet  HWaddr <MAC 'virbr0' [IF]>  
          inet addr:192.168.122.1  Bcast:192.168.122.255  Mask:255.255.255.0
          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:0 
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

virbr0-nic Link encap:Ethernet  HWaddr <MAC 'virbr0' [IF]>  
          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:500 
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

wlan0     Link encap:Ethernet  HWaddr <MAC 'wlan0' [IF]>  
          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 ##########################

virbr0-nic  no wireless extensions.

eth0      no wireless extensions.

virbr0    no wireless extensions.

lo        no wireless extensions.

wlan0     IEEE 802.11bgn  ESSID:off/any  
          Mode:Managed  Access Point: Not-Associated   Tx-Power=20 dBm   
          Retry short limit:7   RTS thr=2347 B   Fragment thr:off
          Power Management:off


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

Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use Iface
0.0.0.0         192.168.7.1     0.0.0.0         UG    100    0        0 eth0
169.254.0.0     0.0.0.0         255.255.0.0     U     1000   0        0 eth0
192.168.7.0     0.0.0.0         255.255.255.0   U     100    0        0 eth0
192.168.122.0   0.0.0.0         255.255.255.0   U     0      0        0 virbr0

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

nameserver 127.0.1.1

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

Installed:

    NetworkManager

Running:

root       999     1  0 12:39 ?        00:00:00 /usr/sbin/NetworkManager --no-daemon

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

GENERAL.DEVICE:                         eth0
GENERAL.TYPE:                           ethernet
GENERAL.VENDOR:                         Realtek Semiconductor Co., Ltd.
GENERAL.PRODUCT:                        RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
GENERAL.DRIVER:                         r8169
GENERAL.DRIVER-VERSION:                 2.3LK-NAPI
GENERAL.FIRMWARE-VERSION:               
GENERAL.HWADDR:                         <MAC 'eth0' [IF]>
GENERAL.MTU:                            1500
GENERAL.STATE:                          100 (connected)
GENERAL.REASON:                         0 (No reason given)
GENERAL.UDI:                            /sys/devices/pci0000:00/0000:00:1c.3/0000:04:00.2/net/eth0
GENERAL.IP-IFACE:                       eth0
GENERAL.NM-MANAGED:                     yes
GENERAL.AUTOCONNECT:                    yes
GENERAL.FIRMWARE-MISSING:               no
GENERAL.CONNECTION:                     Conexão cabeada 1
GENERAL.CON-UUID:                       894d0e08-0474-4b2d-900b-ad9333880081
GENERAL.CON-PATH:                       /org/freedesktop/NetworkManager/ActiveConnection/0
CAPABILITIES.CARRIER-DETECT:            yes
CAPABILITIES.SPEED:                     100 Mb/s
CONNECTIONS.AVAILABLE-CONNECTION-PATHS: /org/freedesktop/NetworkManager/Settings/{1}
CONNECTIONS.AVAILABLE-CONNECTIONS[1]:   894d0e08-0474-4b2d-900b-ad9333880081 | Conexão cabeada 1
WIRED-PROPERTIES.CARRIER:               on
IP4.ADDRESS[1]:                         ip = 192.168.7.61/24, gw = 192.168.7.1
IP4.ROUTE[1]:                           dst = 169.254.0.0/16, nh = 0.0.0.0, mt = 1000
IP4.DNS[1]:                             192.168.7.1
DHCP4.OPTION[1]:                        requested_ntp_servers = 1
DHCP4.OPTION[2]:                        requested_domain_search = 1
DHCP4.OPTION[3]:                        requested_broadcast_address = 1
DHCP4.OPTION[4]:                        requested_domain_name = 1
DHCP4.OPTION[5]:                        requested_rfc3442_classless_static_routes = 1
DHCP4.OPTION[6]:                        requested_time_offset = 1
DHCP4.OPTION[7]:                        expiry = 1443713945
DHCP4.OPTION[8]:                        requested_wpad = 1
DHCP4.OPTION[9]:                        next_server = 0.0.0.0
DHCP4.OPTION[10]:                       requested_netbios_scope = 1
DHCP4.OPTION[11]:                       requested_interface_mtu = 1
DHCP4.OPTION[12]:                       requested_subnet_mask = 1
DHCP4.OPTION[13]:                       dhcp_lease_time = 4294967295
DHCP4.OPTION[14]:                       ip_address = 192.168.7.61
DHCP4.OPTION[15]:                       subnet_mask = 255.255.255.0
DHCP4.OPTION[16]:                       requested_static_routes = 1
DHCP4.OPTION[17]:                       routers = 192.168.7.1
DHCP4.OPTION[18]:                       broadcast_address = 192.168.7.255
DHCP4.OPTION[19]:                       domain_name_servers = 192.168.7.1
DHCP4.OPTION[20]:                       requested_domain_name_servers = 1
DHCP4.OPTION[21]:                       requested_netbios_name_servers = 1
DHCP4.OPTION[22]:                       requested_routers = 1
DHCP4.OPTION[23]:                       requested_ms_classless_static_routes = 1
DHCP4.OPTION[24]:                       dhcp_message_type = 5
DHCP4.OPTION[25]:                       requested_host_name = 1
DHCP4.OPTION[26]:                       network_number = 192.168.7.0
DHCP4.OPTION[27]:                       dhcp_server_identifier = 192.168.7.1
IP6.ADDRESS[1]:                         ip = fe80::<IP6 'eth0' [IF]>/64, gw = ::

GENERAL.DEVICE:                         wlan0
GENERAL.TYPE:                           wifi
GENERAL.VENDOR:                         Realtek Semiconductor Co., Ltd.
GENERAL.PRODUCT:                        RTL8723AE PCIe Wireless Network Adapter
GENERAL.DRIVER:                         rtl8723ae
GENERAL.DRIVER-VERSION:                 3.19.0-30-generic
GENERAL.FIRMWARE-VERSION:               N/A
GENERAL.HWADDR:                         <MAC 'wlan0' [IF]>
GENERAL.MTU:                            1500
GENERAL.STATE:                          30 (disconnected)
GENERAL.REASON:                         42 (The supplicant is now available)
GENERAL.UDI:                            /sys/devices/pci0000:00/0000:00:1c.2/0000:03:00.0/net/wlan0
GENERAL.IP-IFACE:                       
GENERAL.NM-MANAGED:                     yes
GENERAL.AUTOCONNECT:                    yes
GENERAL.FIRMWARE-MISSING:               no
GENERAL.CONNECTION:                     --
GENERAL.CON-UUID:                       --
GENERAL.CON-PATH:                       --
CAPABILITIES.CARRIER-DETECT:            no
CAPABILITIES.SPEED:                     unknown
CONNECTIONS.AVAILABLE-CONNECTION-PATHS: 
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

GENERAL.DEVICE:                         virbr0-nic
GENERAL.TYPE:                           tap
GENERAL.VENDOR:                         --
GENERAL.PRODUCT:                        --
GENERAL.DRIVER:                         
GENERAL.DRIVER-VERSION:                 1.6
GENERAL.FIRMWARE-VERSION:               
GENERAL.HWADDR:                         <MAC 'virbr0' [IF]>
GENERAL.MTU:                            1500
GENERAL.STATE:                          10 (unmanaged)
GENERAL.REASON:                         0 (No reason given)
GENERAL.UDI:                            /sys/devices/virtual/net/virbr0-nic
GENERAL.IP-IFACE:                       virbr0-nic
GENERAL.NM-MANAGED:                     no
GENERAL.AUTOCONNECT:                    yes
GENERAL.FIRMWARE-MISSING:               no
GENERAL.CONNECTION:                     --
GENERAL.CON-UUID:                       --
GENERAL.CON-PATH:                       --
CAPABILITIES.CARRIER-DETECT:            yes
CAPABILITIES.SPEED:                     unknown
CONNECTIONS.AVAILABLE-CONNECTION-PATHS: 

SSID  BSSID  MODE  CHAN  FREQ  RATE  SIGNAL  BARS  SECURITY  ACTIVE  * 

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

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

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

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

[ifupdown]
managed=false

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

[[/etc/NetworkManager/system-connections/Atlantis]] (600 root)
[connection] id=Atlantis | type=wifi
[wifi] ssid=Atlantis | mac-address=<MAC 'wlan0' [IF]>
[ipv4] method=auto
[ipv6] method=auto

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

Region: America/Sao_Paulo (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 ###################

virbr0-nic  no frequency information.

eth0      no frequency information.

virbr0    no frequency information.

lo        no frequency information.

wlan0     13 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

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

virbr0-nic  Interface doesn't support scanning.

eth0      Interface doesn't support scanning.

virbr0    Interface doesn't support scanning.

lo        Interface doesn't support scanning.

wlan0     No scan results

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

[rtl8723ae]
filename:       /lib/modules/3.19.0-30-generic/kernel/drivers/net/wireless/rtlwifi/rtl8723ae/rtl8723ae.ko
firmware:       rtlwifi/rtl8723efw.bin
description:    Realtek 8723E 802.11n PCI wireless
license:        GPL
author:         Realtek WlanFAE <[email protected]>
author:         lizhaoming  <[email protected]>
srcversion:     E157B5085A0F66FF49B6BCD
depends:        rtlwifi,rtl8723-common,rtl_pci,btcoexist
intree:         Y
vermagic:       3.19.0-30-generic SMP mod_unload modversions 
signer:         Magrathea: Glacier signing key
sig_key:        09:1D:B2:76:17:3D:83:37:42:E9:6A:C8:70:59:1A:DB:9B:CC:DA:53
sig_hashalgo:   sha512
parm:           swenc:Set to 1 for software crypto (default 0)
 (bool)
parm:           ips:Set to 0 to not use link power save (default 1)
 (bool)
parm:           swlps:Set to 1 to use SW control power save (default 0)
 (bool)
parm:           fwlps:Set to 1 to use FW control power save (default 1)
 (bool)
parm:           debug:Set debug level (0-5) (default 0) (int)
parm:           disable_watchdog:Set to 1 to disable the watchdog (default 0)
 (bool)

[rtl8723_common]
filename:       /lib/modules/3.19.0-30-generic/kernel/drivers/net/wireless/rtlwifi/rtl8723com/rtl8723-common.ko
description:    Realtek RTL8723AE/RTL8723BE 802.11n PCI wireless common routines
license:        GPL
author:         Larry Finger    <[email protected]>
author:         Realtek WlanFAE <[email protected]>
srcversion:     251C540A2D3AD38CCA85ED9
depends:        
intree:         Y
vermagic:       3.19.0-30-generic SMP mod_unload modversions 
signer:         Magrathea: Glacier signing key
sig_key:        09:1D:B2:76:17:3D:83:37:42:E9:6A:C8:70:59:1A:DB:9B:CC:DA:53
sig_hashalgo:   sha512

[rtl_pci]
filename:       /lib/modules/3.19.0-30-generic/kernel/drivers/net/wireless/rtlwifi/rtl_pci.ko
description:    PCI basic driver for rtlwifi
license:        GPL
author:         Larry Finger    <[email protected]>
author:         Realtek WlanFAE <[email protected]>
author:         lizhaoming  <[email protected]>
srcversion:     A25DC6D8C53D55DA133BC49
depends:        mac80211,rtlwifi
intree:         Y
vermagic:       3.19.0-30-generic SMP mod_unload modversions 
signer:         Magrathea: Glacier signing key
sig_key:        09:1D:B2:76:17:3D:83:37:42:E9:6A:C8:70:59:1A:DB:9B:CC:DA:53
sig_hashalgo:   sha512

[rtlwifi]
filename:       /lib/modules/3.19.0-30-generic/kernel/drivers/net/wireless/rtlwifi/rtlwifi.ko
description:    Realtek 802.11n PCI wireless core
license:        GPL
author:         Larry Finger    <[email protected]>
author:         Realtek WlanFAE <[email protected]>
author:         lizhaoming  <[email protected]>
srcversion:     35016235A31CEB1854418E1
depends:        mac80211,cfg80211
intree:         Y
vermagic:       3.19.0-30-generic SMP mod_unload modversions 
signer:         Magrathea: Glacier signing key
sig_key:        09:1D:B2:76:17:3D:83:37:42:E9:6A:C8:70:59:1A:DB:9B:CC:DA:53
sig_hashalgo:   sha512

[mac80211]
filename:       /lib/modules/3.19.0-30-generic/kernel/net/mac80211/mac80211.ko
license:        GPL
description:    IEEE 802.11 subsystem
srcversion:     6AE775D26377F997426A49D
depends:        cfg80211
intree:         Y
vermagic:       3.19.0-30-generic SMP mod_unload modversions 
signer:         Magrathea: Glacier signing key
sig_key:        09:1D:B2:76:17:3D:83:37:42:E9:6A:C8:70:59:1A:DB:9B:CC:DA:53
sig_hashalgo:   sha512
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/3.19.0-30-generic/kernel/net/wireless/cfg80211.ko
description:    wireless configuration support
license:        GPL
author:         Johannes Berg
srcversion:     F28307769349A31F4B24FC2
depends:        
intree:         Y
vermagic:       3.19.0-30-generic SMP mod_unload modversions 
signer:         Magrathea: Glacier signing key
sig_key:        09:1D:B2:76:17:3D:83:37:42:E9:6A:C8:70:59:1A:DB:9B:CC:DA:53
sig_hashalgo:   sha512
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 #################

[rtl8723ae]
debug: 0
disable_watchdog: N
fwlps: Y
ips: Y
swenc: N
swlps: 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/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/qemu-system-x86.conf]
options kvm_intel nested=1

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

exit 0

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

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

[/etc/udev/rules.d/70-persistent-net.rules]
# PCI device 0x10ec:0x8168 (r8169)
SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="<MAC 'eth0' [IF]>", ATTR{dev_id}=="0x0", ATTR{type}=="1", KERNEL=="eth*", NAME="eth0"
# PCI device 0x10ec:0x8723 (rtl8723ae)
SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="<MAC 'wlan0' [IF]>", ATTR{dev_id}=="0x0", ATTR{type}=="1", KERNEL=="wlan*", NAME="wlan0"

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

[    9.169518] rtl8723ae: Using firmware rtlwifi/rtl8723fw_B.bin
[    9.180638] ieee80211 phy0: Selected rate control algorithm 'rtl_rc'
[    9.180942] rtlwifi: rtlwifi: wireless switch is on
[   10.747446] r8169 0000:04:00.2 eth0: link down (repeated 2 times)
[   12.301950] r8169 0000:04:00.2 eth0: link up
[   18.607023] device virbr0-nic entered promiscuous mode
[   18.721281] virbr0: port 1(virbr0-nic) entered listening state (repeated 2 times)
[   18.728241] virbr0: port 1(virbr0-nic) entered disabled state

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

答案1

在终端中运行

sudo add-apt-repository ppa:hanipouspilot/rtlwifi
sudo apt-get update
sudo apt-get install rtlwifi-new-dkms linux-firmware

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