wlan0     IEEE 802.11g  ESSID:"Familie"  
          Mode:Managed  Frequency:2.472 GHz  Access Point: 00:1C:10:12:61:39   
          Bit Rate=24 Mb/s   Tx-Power:20 dBm   Sensitivity=-121 dBm  
          RTS thr=2347 B   Fragment thr=2346 B   
          Encryption key:D038-B144-9073-EB0B-CDA6-A566-8B   Security mode:open
          Power Management:off
          Link Quality:40/100  Signal level:-70 dBm  Noise level:-96 dBm
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0