Unable to set txpower on wifi card

[JD]

  On 08/30/2010 02:22 PM, JB wrote:
> iwconfig eth0 txpower auto
Even after setting it to auto, it still remains at 8dBm:


$ iwconfig wlan0
wlan0     IEEE 802.11abgn  ESSID:"deleted"
           Mode:Managed  Frequency:2.462 GHz  Access Point: 
AA:BB:CC:DD:EE:FF
           Bit Rate=54 Mb/s   Tx-Power=8 dBm
           Retry  long limit:7   RTS thr:off   Fragment thr:off
           Power Management:on
           Link Quality=70/70  Signal level=55 dBm
           Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
           Tx excessive retries:0  Invalid misc:0   Missed beacon:0