iwconfig wlan0 txpower 1000mW - how is this possible?

[Jun Sun]

I just tried that.  To my surprise, no error.  And even more,
it reports the txpower as if 1000mW were set (30dBm).

I know my card has 100mW maximum power.  Is ther a bug in the
driver or driver can't read txpower correctly?

Jun


wlan0     IEEE 802.11b  ESSID:"yunfei"  Nickname:"gateway"
          Mode:Master  Frequency:2.462GHz  Access Point: 00:06:25:A8:29:41
          Bit Rate:11Mb/s   Tx-Power=30 dBm   Sensitivity=3/3
          Retry min limit:8   RTS thr:off   Fragment thr:off
          Power Management:off
          Link Quality:0/92  Signal level:-100 dBm  Noise level:-100 dBm
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:82  Invalid misc:3986   Missed beacon:0