18.04无法连接WIFI

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qwq233
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18.04无法连接WIFI

#1

帖子 qwq233 » 2019-07-12 8:00

一直在那转圈圈,确定了不是路由器问题,没有程序占用网卡,测试了两块网卡都不能连上去 :Cry :Cry
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Re: 18.04无法连接WIFI

#2

帖子 astolia » 2019-07-12 10:16

网卡型号?命令行下 lspci -knn 的结果发上来看看
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Re: 18.04无法连接WIFI

#3

帖子 qwq233 » 2019-07-12 12:19

00:00.0 Host bridge [0600]: Intel Corporation 3rd Gen Core processor DRAM Controller [8086:0154] (rev 09)
Subsystem: ASUSTeK Computer Inc. 3rd Gen Core processor DRAM Controller [1043:10ac]
Kernel driver in use: ivb_uncore
00:01.0 PCI bridge [0604]: Intel Corporation Xeon E3-1200 v2/3rd Gen Core processor PCI Express Root Port [8086:0151] (rev 09)
Kernel driver in use: pcieport
00:02.0 VGA compatible controller [0300]: Intel Corporation 3rd Gen Core processor Graphics Controller [8086:0166] (rev 09)
Subsystem: ASUSTeK Computer Inc. 3rd Gen Core processor Graphics Controller [1043:10ac]
Kernel driver in use: i915
Kernel modules: i915
00:14.0 USB controller [0c03]: Intel Corporation 7 Series/C210 Series Chipset Family USB xHCI Host Controller [8086:1e31] (rev 04)
Subsystem: ASUSTeK Computer Inc. 7 Series/C210 Series Chipset Family USB xHCI Host Controller [1043:10ac]
Kernel driver in use: xhci_hcd
00:16.0 Communication controller [0780]: Intel Corporation 7 Series/C216 Chipset Family MEI Controller #1 [8086:1e3a] (rev 04)
Subsystem: ASUSTeK Computer Inc. 7 Series/C216 Chipset Family MEI Controller [1043:10ac]
Kernel driver in use: mei_me
Kernel modules: mei_me
00:1a.0 USB controller [0c03]: Intel Corporation 7 Series/C216 Chipset Family USB Enhanced Host Controller #2 [8086:1e2d] (rev 04)
Subsystem: ASUSTeK Computer Inc. 7 Series/C216 Chipset Family USB Enhanced Host Controller [1043:10ac]
Kernel driver in use: ehci-pci
00:1b.0 Audio device [0403]: Intel Corporation 7 Series/C216 Chipset Family High Definition Audio Controller [8086:1e20] (rev 04)
Subsystem: ASUSTeK Computer Inc. 7 Series/C216 Chipset Family High Definition Audio Controller [1043:10ac]
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel
00:1c.0 PCI bridge [0604]: Intel Corporation 7 Series/C216 Chipset Family PCI Express Root Port 1 [8086:1e10] (rev c4)
Kernel driver in use: pcieport
00:1c.1 PCI bridge [0604]: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 2 [8086:1e12] (rev c4)
Kernel driver in use: pcieport
00:1d.0 USB controller [0c03]: Intel Corporation 7 Series/C216 Chipset Family USB Enhanced Host Controller #1 [8086:1e26] (rev 04)
Subsystem: ASUSTeK Computer Inc. 7 Series/C216 Chipset Family USB Enhanced Host Controller [1043:10ac]
Kernel driver in use: ehci-pci
00:1f.0 ISA bridge [0601]: Intel Corporation HM76 Express Chipset LPC Controller [8086:1e59] (rev 04)
Subsystem: ASUSTeK Computer Inc. HM76 Express Chipset LPC Controller [1043:10ac]
Kernel driver in use: lpc_ich
Kernel modules: lpc_ich
00:1f.2 SATA controller [0106]: Intel Corporation 7 Series Chipset Family 6-port SATA Controller [AHCI mode] [8086:1e03] (rev 04)
Subsystem: ASUSTeK Computer Inc. 7 Series Chipset Family 6-port SATA Controller [AHCI mode] [1043:10ac]
Kernel driver in use: ahci
Kernel modules: ahci
00:1f.3 SMBus [0c05]: Intel Corporation 7 Series/C216 Chipset Family SMBus Controller [8086:1e22] (rev 04)
Subsystem: ASUSTeK Computer Inc. 7 Series/C216 Chipset Family SMBus Controller [1043:10ac]
Kernel modules: i2c_i801
01:00.0 VGA compatible controller [0300]: NVIDIA Corporation GF119M [GeForce 610M] [10de:1058] (rev a1)
Subsystem: ASUSTeK Computer Inc. GeForce GT 610M [1043:10ac]
Kernel driver in use: nvidia
Kernel modules: nvidiafb, nouveau, nvidia_drm, nvidia
02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 07)
Subsystem: ASUSTeK Computer Inc. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [1043:10ac]
Kernel driver in use: r8169
Kernel modules: r8169
03:00.0 Network controller [0280]: Qualcomm Atheros AR9485 Wireless Network Adapter [168c:0032] (rev 01)
Subsystem: Lite-On Communications Inc AR9485 Wireless Network Adapter [11ad:6627]
Kernel driver in use: ath9k
Kernel modules: ath9k
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Re: 18.04无法连接WIFI

#4

帖子 astolia » 2019-07-12 16:51

至少驱动是有了。
运行下列命令看一下输出结果

代码: 全选

iwconfig
ifconfig
dmesg | grep ath
另外如果你装的是双系统,那么在windows下要关闭快速启动功能
还有人宣称在路由器里将wifi模式从b/g/n改成b/g后解决了AR9485的连接问题,你也可以试试。
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Re: 18.04无法连接WIFI

#5

帖子 qwq233 » 2019-07-12 18:22

代码: 全选

qwq233@qwq233:~$ iwconfig
wlx100d7f3175e8  IEEE 802.11  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
          
wlp3s0    IEEE 802.11  ESSID:off/any  
          Mode:Managed  Access Point: Not-Associated   Tx-Power=15 dBm   
          Retry short limit:7   RTS thr:off   Fragment thr:off
          Power Management:off
          
lo        no wireless extensions.

enp2s0    no wireless extensions.

qwq233@qwq233:~$ ifconfig
enp2s0: flags=4099<UP,BROADCAST,MULTICAST>  mtu 1500
        ether 08:60:6e:de:15:d1  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 0  dropped 0 overruns 0  carrier 0  collisions 0

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 250313  bytes 227323835 (216.7 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 250313  bytes 227323835 (216.7 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

wlp3s0: flags=4099<UP,BROADCAST,MULTICAST>  mtu 1500
        ether 2c:d0:5a:36:ce:a1  txqueuelen 1000  (Ethernet)
        RX packets 7551  bytes 2594572 (2.4 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 4003  bytes 704348 (687.8 KiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

wlx100d7f3175e8: flags=4099<UP,BROADCAST,MULTICAST>  mtu 1500
        ether 10:0d:7f:31:75:e8  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 0  dropped 0 overruns 0  carrier 0  collisions 0

qwq233@qwq233:~$ dmesg | grep ath
[19371.148114] ath: EEPROM regdomain: 0x809c
[19371.148116] ath: EEPROM indicates we should expect a country code
[19371.148117] ath: doing EEPROM country->regdmn map search
[19371.148117] ath: country maps to regdmn code: 0x52
[19371.148119] ath: Country alpha2 being used: CN
[19371.148119] ath: Regpair used: 0x52
[19371.148121] ath: regdomain 0x809c dynamically updated by country element
[19371.148125] ath: EEPROM regdomain: 0x809c
[19371.148125] ath: EEPROM indicates we should expect a country code
[19371.148126] ath: doing EEPROM country->regdmn map search
[19371.148126] ath: country maps to regdmn code: 0x52
[19371.148127] ath: Country alpha2 being used: CN
[19371.148128] ath: Regpair used: 0x52
[19371.148128] ath: regdomain 0x809c dynamically updated by country element
[19404.170203] ath: EEPROM regdomain: 0x809c
[19404.170204] ath: EEPROM indicates we should expect a country code
[19404.170204] ath: doing EEPROM country->regdmn map search
[19404.170205] ath: country maps to regdmn code: 0x52
[19404.170206] ath: Country alpha2 being used: CN
[19404.170207] ath: Regpair used: 0x52
[19404.170208] ath: regdomain 0x809c dynamically updated by country element
[19404.170211] ath: EEPROM regdomain: 0x809c
[19404.170211] ath: EEPROM indicates we should expect a country code
[19404.170212] ath: doing EEPROM country->regdmn map search
[19404.170213] ath: country maps to regdmn code: 0x52
[19404.170213] ath: Country alpha2 being used: CN
[19404.170214] ath: Regpair used: 0x52
[19404.170215] ath: regdomain 0x809c dynamically updated by country element
[19437.038233] ath: EEPROM regdomain: 0x809c
[19437.038234] ath: EEPROM indicates we should expect a country code
[19437.038234] ath: doing EEPROM country->regdmn map search
[19437.038235] ath: country maps to regdmn code: 0x52
[19437.038236] ath: Country alpha2 being used: CN
[19437.038236] ath: Regpair used: 0x52
[19437.038237] ath: regdomain 0x809c dynamically updated by country element
[19437.038240] ath: EEPROM regdomain: 0x809c
[19437.038241] ath: EEPROM indicates we should expect a country code
[19437.038242] ath: doing EEPROM country->regdmn map search
[19437.038243] ath: country maps to regdmn code: 0x52
[19437.038243] ath: Country alpha2 being used: CN
[19437.038244] ath: Regpair used: 0x52
[19437.038245] ath: regdomain 0x809c dynamically updated by country element
[19470.169078] ath: EEPROM regdomain: 0x809c
[19470.169079] ath: EEPROM indicates we should expect a country code
[19470.169079] ath: doing EEPROM country->regdmn map search
[19470.169080] ath: country maps to regdmn code: 0x52
[19470.169081] ath: Country alpha2 being used: CN
[19470.169082] ath: Regpair used: 0x52
[19470.169083] ath: regdomain 0x809c dynamically updated by country element
[19470.169086] ath: EEPROM regdomain: 0x809c
[19470.169087] ath: EEPROM indicates we should expect a country code
[19470.169087] ath: doing EEPROM country->regdmn map search
[19470.169088] ath: country maps to regdmn code: 0x52
[19470.169089] ath: Country alpha2 being used: CN
[19470.169089] ath: Regpair used: 0x52
[19470.169090] ath: regdomain 0x809c dynamically updated by country element
[19804.145128] ath: EEPROM regdomain: 0x809c
[19804.145129] ath: EEPROM indicates we should expect a country code
[19804.145129] ath: doing EEPROM country->regdmn map search
[19804.145130] ath: country maps to regdmn code: 0x52
[19804.145131] ath: Country alpha2 being used: CN
[19804.145132] ath: Regpair used: 0x52
[19804.145133] ath: regdomain 0x809c dynamically updated by country element
[19804.145136] ath: EEPROM regdomain: 0x809c
[19804.145137] ath: EEPROM indicates we should expect a country code
[19804.145137] ath: doing EEPROM country->regdmn map search
[19804.145138] ath: country maps to regdmn code: 0x52
[19804.145139] ath: Country alpha2 being used: CN
[19804.145139] ath: Regpair used: 0x52
[19804.145140] ath: regdomain 0x809c dynamically updated by country element
[19838.158214] ath: EEPROM regdomain: 0x809c
[19838.158215] ath: EEPROM indicates we should expect a country code
[19838.158216] ath: doing EEPROM country->regdmn map search
[19838.158216] ath: country maps to regdmn code: 0x52
[19838.158217] ath: Country alpha2 being used: CN
[19838.158218] ath: Regpair used: 0x52
[19838.158219] ath: regdomain 0x809c dynamically updated by country element
[19838.158222] ath: EEPROM regdomain: 0x809c
[19838.158222] ath: EEPROM indicates we should expect a country code
[19838.158223] ath: doing EEPROM country->regdmn map search
[19838.158223] ath: country maps to regdmn code: 0x52
[19838.158224] ath: Country alpha2 being used: CN
[19838.158224] ath: Regpair used: 0x52
[19838.158225] ath: regdomain 0x809c dynamically updated by country element
[19871.155858] ath: EEPROM regdomain: 0x809c
[19871.155859] ath: EEPROM indicates we should expect a country code
[19871.155859] ath: doing EEPROM country->regdmn map search
[19871.155860] ath: country maps to regdmn code: 0x52
[19871.155861] ath: Country alpha2 being used: CN
[19871.155862] ath: Regpair used: 0x52
[19871.155863] ath: regdomain 0x809c dynamically updated by country element
[19871.155866] ath: EEPROM regdomain: 0x809c
[19871.155867] ath: EEPROM indicates we should expect a country code
[19871.155867] ath: doing EEPROM country->regdmn map search
[19871.155868] ath: country maps to regdmn code: 0x52
[19871.155868] ath: Country alpha2 being used: CN
[19871.155869] ath: Regpair used: 0x52
[19871.155870] ath: regdomain 0x809c dynamically updated by country element
[19905.154275] ath: EEPROM regdomain: 0x809c
[19905.154276] ath: EEPROM indicates we should expect a country code
[19905.154277] ath: doing EEPROM country->regdmn map search
[19905.154277] ath: country maps to regdmn code: 0x52
[19905.154278] ath: Country alpha2 being used: CN
[19905.154279] ath: Regpair used: 0x52
[19905.154280] ath: regdomain 0x809c dynamically updated by country element
[19905.154283] ath: EEPROM regdomain: 0x809c
[19905.154284] ath: EEPROM indicates we should expect a country code
[19905.154284] ath: doing EEPROM country->regdmn map search
[19905.154285] ath: country maps to regdmn code: 0x52
[19905.154286] ath: Country alpha2 being used: CN
[19905.154286] ath: Regpair used: 0x52
[19905.154287] ath: regdomain 0x809c dynamically updated by country element

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