我是 Ubuntu 新手，在使用 wifi 时遇到了大麻烦。我的 ubuntu 12.10 无法检测到我的 wifi 卡，我无法切换任务栏上的“激活无线”选项（它是灰色的）。我搜索了驱动程序来让它工作，但对我没有任何作用。有人能帮我吗？提前谢谢！
串行通信输出
00:00.0 Host bridge: Intel Corporation Mobile 4 Series Chipset Memory Controller Hub (rev 07)
00:01.0 PCI bridge: Intel Corporation Mobile 4 Series Chipset PCI Express Graphics Port (rev 07)
00:1a.0 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #4 (rev 03)
00:1a.1 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #5 (rev 03)
00:1a.2 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #6 (rev 03)
00:1a.7 USB controller: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #2 (rev 03)
00:1b.0 Audio device: Intel Corporation 82801I (ICH9 Family) HD Audio Controller (rev 03)
00:1c.0 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 1 (rev 03)
00:1c.1 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 2 (rev 03)
00:1c.2 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 3 (rev 03)
00:1d.0 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #1 (rev 03)
00:1d.1 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #2 (rev 03)
00:1d.2 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #3 (rev 03)
00:1d.7 USB controller: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #1 (rev 03)
00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev 93)
00:1f.0 ISA bridge: Intel Corporation ICH9M LPC Interface Controller (rev 03)
00:1f.2 SATA controller: Intel Corporation 82801IBM/IEM (ICH9M/ICH9M-E) 4 port SATA Controller [AHCI mode] (rev 03)
00:1f.3 SMBus: Intel Corporation 82801I (ICH9 Family) SMBus Controller (rev 03)
01:00.0 VGA compatible controller: Advanced Micro Devices [AMD] nee ATI RV710 [Mobility Radeon HD 4500/5100 Series]
01:00.1 Audio device: Advanced Micro Devices [AMD] nee ATI RV710/730 HDMI Audio [Radeon HD 4000 series]
02:00.0 Ethernet controller: Marvell Technology Group Ltd. 88E8057 PCI-E Gigabit Ethernet Controller (rev 10)
03:00.0 Network controller: Atheros Communications Inc. AR928X Wireless Network Adapter (PCI-Express) (rev 01)
0c:03.0 FireWire (IEEE 1394): Ricoh Co Ltd R5C832 IEEE 1394 Controller (rev 05)
0c:03.1 SD Host controller: Ricoh Co Ltd R5C822 SD/SDIO/MMC/MS/MSPro Host Adapter (rev 22)
0c:03.2 System peripheral: Ricoh Co Ltd R5C592 Memory Stick Bus Host Adapter (rev 12)
lshw-c 网络输出
*-network
descripción: Ethernet interface
producto: 88E8057 PCI-E Gigabit Ethernet Controller
fabricante: Marvell Technology Group Ltd.
id físico: 0
información del bus: pci@0000:02:00.0
nombre lógico: eth0
versión: 10
serie: 00:24:be:83:b2:4f
tamaño: 100Mbit/s
capacidad: 1Gbit/s
anchura: 64 bits
reloj: 33MHz
capacidades: pm msi pciexpress bus_master cap_list rom ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
configuración: autonegotiation=on broadcast=yes driver=sky2 driverversion=1.30 duplex=full ip=192.168.1.123 latency=0 link=yes multicast=yes port=twisted pair speed=100Mbit/s
recursos: irq:45 memoria:d3520000-d3523fff ioport:c000(size=256) memoria:d3500000-d351ffff
*-network DESACTIVADO
descripción: Interfaz inalámbrica
producto: AR928X Wireless Network Adapter (PCI-Express)
fabricante: Atheros Communications Inc.
id físico: 0
información del bus: pci@0000:03:00.0
nombre lógico: wlan0
versión: 01
serie: 2c:81:58:e6:b6:03
anchura: 64 bits
reloj: 33MHz
capacidades: pm msi pciexpress msix bus_master cap_list ethernet physical wireless
configuración: broadcast=yes driver=ath9k driverversion=3.5.0-18-generic firmware=N/A latency=0 link=no multicast=yes wireless=IEEE 802.11bgn
recursos: irq:17 memoria:d2100000-d210ffff
rfkill 列出全部输出
0: phy0: Wireless LAN
Soft blocked: yes
Hard blocked: yes
1: sony-wifi: Wireless LAN
Soft blocked: yes
Hard blocked: no
伊斯莫输出
Module Size Used by
rfcomm 37380 0
bnep 17707 2
bluetooth 183121 10 rfcomm,bnep
parport_pc 31968 0
ppdev 12817 0
binfmt_misc 17260 1
snd_hda_codec_hdmi 31423 1
coretemp 13168 0
arc4 12473 2
microcode 18209 0
serio_raw 13031 0
snd_hda_codec_realtek 63356 1
r592 17707 0
memstick 15842 1 r592
lpc_ich 16925 0
snd_seq_midi 13132 0
snd_rawmidi 25382 1 snd_seq_midi
snd_seq_midi_event 14475 1 snd_seq_midi
snd_seq 51255 2 snd_seq_midi,snd_seq_midi_event
snd_hda_intel 32515 5
snd_hda_codec 111547 3 snd_hda_codec_hdmi,snd_hda_codec_realtek,snd_hda_intel
snd_hwdep 13272 1 snd_hda_codec
uvcvideo 71277 0
videobuf2_core 32070 1 uvcvideo
snd_pcm 80163 3 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec
snd_seq_device 14137 3 snd_seq_midi,snd_rawmidi,snd_seq
videodev 95841 2 uvcvideo,videobuf2_core
videobuf2_vmalloc 12756 1 uvcvideo
ath9k 130464 0
videobuf2_memops 13184 1 videobuf2_vmalloc
sony_laptop 44183 0
snd_timer 24411 2 snd_seq,snd_pcm
mac_hid 13037 0
mac80211 470382 1 ath9k
ath9k_common 13783 1 ath9k
ath9k_hw 393767 2 ath9k,ath9k_common
snd 61991 20 snd_hda_codec_hdmi,snd_hda_codec_realtek,snd_rawmidi,snd_seq,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm,snd_seq_device,snd_timer
ath 19187 3 ath9k,ath9k_common,ath9k_hw
radeon 820703 3
cfg80211 183966 3 ath9k,mac80211,ath
soundcore 14599 1 snd
snd_page_alloc 14036 2 snd_hda_intel,snd_pcm
video 18847 0
ttm 75534 1 radeon
drm_kms_helper 45271 1 radeon
compat 14557 8 rfcomm,bnep,bluetooth,ath9k,mac80211,ath9k_common,ath9k_hw,cfg80211
drm 230463 5 radeon,ttm,drm_kms_helper
i2c_algo_bit 13197 1 radeon
lp 13299 0
parport 40753 3 parport_pc,ppdev,lp
hid_generic 12445 0
usbhid 41702 0
hid 82142 2 hid_generic,usbhid
firewire_ohci 35521 0
firewire_core 57492 1 firewire_ohci
crc_itu_t 12627 1 firewire_core
sdhci_pci 18155 0
sdhci 27830 1 sdhci_pci
sky2 52926 0
答案1
我通过浏览器进入 wifi 配置，看到我的 wifi 密钥加密为 WPA-PSK，我将其更改为 WPA2-PSK，wifi 就可以正常工作了。