lo        no wireless extensions.

eth0      no wireless extensions.

wifi0     IEEE 802.11b  ESSID:"ristiverkko"  
          Mode:Managed  Frequency:2.437 GHz  Access Point: 00:1D:73:9F:75:CC   
          Bit Rate:11 Mb/s   Sensitivity=1/3  
          Retry short limit:8   RTS thr:off   Fragment thr:off
          Power Management:off
          
wlan0     IEEE 802.11b  ESSID:"ristiverkko"  
          Mode:Managed  Frequency:2.437 GHz  Access Point: 00:1D:73:9F:75:CC   
          Bit Rate:11 Mb/s   Sensitivity=1/3  
          Retry short limit:8   RTS thr:off   Fragment thr:off
          Power Management:off
          Link Quality=39/70  Signal level=-59 dBm  Noise level=-98 dBm
          Rx invalid nwid:0  Rx invalid crypt:9176  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:23547   Missed beacon:0