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Re: Setting txpower fails?

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On Fri, Mar 28, 2014 at 3:18 PM, Ben Greear <greearb@xxxxxxxxxxxxxxx> wrote:
> On 03/28/2014 12:27 AM, Sedat Dilek wrote:
>>
>> On Fri, Mar 28, 2014 at 5:21 AM, Ben Greear <greearb@xxxxxxxxxxxxxxx>
>> wrote:
>>>
>>> Any idea why this isn't working?
>>>
>>> Kernel is 3.9.11+, driver is ath9k.
>>>
>>> [root@ct523-9292 lanforge]# iwconfig wlan0
>>> wlan0     IEEE 802.11abgn  ESSID:off/any
>>>            Mode:Managed  Access Point: Not-Associated   Tx-Power=16 dBm
>>>            Retry short limit:7   RTS thr:off   Fragment thr:off
>>>            Encryption key:off
>>>            Power Management:off
>>>
>>> [root@ct523-9292 lanforge]# iwconfig wlan0 txpower 10
>>> [root@ct523-9292 lanforge]# echo $?
>>> 0
>>> [root@ct523-9292 lanforge]# iwconfig wlan0
>>> wlan0     IEEE 802.11abgn  ESSID:off/any
>>>            Mode:Managed  Access Point: Not-Associated   Tx-Power=16 dBm
>>>            Retry short limit:7   RTS thr:off   Fragment thr:off
>>>            Encryption key:off
>>>            Power Management:off
>>>
>>> [root@ct523-9292 lanforge]#
>>>
>>
>> Which version of wireless-tools?
>> Why don't you use modern iw?
>
>
> Do you know the right incantation for 'iw'?  From it's help, it seems
> this should work, but it throws an error.  I haven't dug into the
> code to figure out why...
>
> [root@ct523-9292 lanforge]# iw dev wlan0 set txpower 10
> Invalid parameter: 10
>

I have found [1] in the wiki.
For more details and a quick answer try to ask on IRC?

- Sedat -

[1] http://wireless.kernel.org/en/users/Documentation/iw#Setting_TX_power

> [root@ct523-9292 lanforge]# iwconfig --version
> iwconfig  Wireless-Tools version 29
>           Compatible with Wireless Extension v11 to v22.
>
> Kernel    Currently compiled with Wireless Extension v22.
>
> sta211    Recommend Wireless Extension v21 or later,
>           Currently compiled with Wireless Extension v22.
> ...
>
>
> Thanks,
> Ben
>
>>
>> - Sedat -
>>
>
>
> --
> Ben Greear <greearb@xxxxxxxxxxxxxxx>
> Candela Technologies Inc  http://www.candelatech.com
>
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