khronus_box khronus # iwconfig ath0
ath0      IEEE 802.11g  ESSID:""  Nickname:""
          Mode:Managed  Frequency:2.437 GHz  Access Point: Not-Associated   
          Bit Rate:0 kb/s   Tx-Power:16 dBm   Sensitivity=1/1  
          Retry:off   RTS thr:off   Fragment thr:off
          Encryption key:off
          Power Management:off
          Link Quality=0/70  Signal level=-95 dBm  Noise level=-95 dBm
          Rx invalid nwid:98  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0