root@collie:~# iwconfig wlan0
wlan0     IEEE 802.11b  ESSID:"Wireless"  
          Mode:Managed  Frequency:2.422 GHz  Access Point: 00:11:D8:43:7B:CD   
          Bit Rate:5.5 Mb/s   Sensitivity=1/3  
          Retry min limit:8   RTS thr:off   Fragment thr:off
          Encryption key:off
          Power Management:off
          Link Quality=2/70  Signal level=-2 dBm  Noise level=-5 dBm
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:41  Invalid misc:4630   Missed beacon:0