Thanks Larry for your help.
iwconfig shows a wireless device.
here is my output :
this dmesg -c output is the only output when i click the 'enable
wireless' button(of course, it automaticly unchecked again. :( )
[root@localhost]/home/codedancer# dmesg -c
[ 434.786071] IPv6: ADDRCONF(NETDEV_UP): wlp3s0: link is not ready
And other command output is below, thanks .
[root@localhost]/home/codedancer# rfkill list
0: acer-wireless: Wireless LAN
Soft blocked: yes
Hard blocked: no
1: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
[root@localhost]/home/codedancer# iwconfig
wlp3s0 IEEE 802.11bgn ESSID:off/any
Mode:Managed Access Point: Not-Associated Tx-Power=16 dBm
Retry long limit:7 RTS thr:off Fragment thr:off
Encryption key:off
Power Management:on
vmnet8 no wireless extensions.
p4p2 no wireless extensions.
lo no wireless extensions.
vmnet1 no wireless extensions.
[root@localhost]/home/codedancer#
2013/9/26 Larry Finger <larry.fin...@lwfinger.net>:
> On 09/25/2013 09:28 PM, LovelyLich wrote:
>>
>> Hi list,
>> When I click 'enable wireless', nm will automaticly uncheck the button
>> before 'enable wireless'.
>> Even if I try to boot with ubuntu 13.04 livecd , it still cannot
>> enable wireless.
>> here is my laptop info from fedora:
>> lspci -v
>> 03:00.0 Network controller: Qualcomm Atheros AR9485 Wireless Network
>> Adapter (rev 01)
>> Subsystem: Lite-On Communications Inc Device 6627
>> Flags: bus master, fast devsel, latency 0, IRQ 18
>> Memory at f7900000 (64-bit, non-prefetchable) [size=512K]
>> Expansion ROM at f7980000 [disabled] [size=64K]
>> Capabilities: [40] Power Management version 2
>> Capabilities: [50] MSI: Enable- Count=1/4 Maskable+ 64bit+
>> Capabilities: [70] Express Endpoint, MSI 00
>> Capabilities: [100] Advanced Error Reporting
>> Capabilities: [140] Virtual Channel
>> Capabilities: [160] Device Serial Number 00-00-00-00-00-00-00-00
>> Kernel driver in use: ath9k
>>
>> ethtool -i :
>> [root@localhost]/home/codedancer# ethtool -i wlp3s0
>> driver: ath9k
>> version: 3.9.5-301.fc19.x86_64
>> firmware-version: N/A
>> bus-info: 0000:03:00.0
>> supports-statistics: yes
>> supports-test: no
>> supports-eeprom-access: no
>> supports-register-dump: no
>> supports-priv-flags: no
>> [root@localhost]/home/codedancer#
>>
>> Please help me , thanks .
>> if you need more info, just let me know.
>
>
> Two things that suppress wireless come to mind.
>
> Does iwconfig show a wireless device? If not, you may be missing the
> necessary firmware. Check the output of dmesg to see if there are any
> messages regarding missing firmware.
>
> Does "rfkill list" show anything blocked?
>
> Larry
>
>
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