lo        no wireless extensions.

eth0      no wireless extensions.

eth1      IEEE 802.11bg  ESSID:"FRITZ!Box Fon WLAN 7240"  
          Mode:Managed  Frequency:2.412 GHz  Access Point: 00:1F:3F:D6:8F:2B   
          Bit Rate:54 Mb/s   Tx-Power=20 dBm   Sensitivity=8/0  
          Retry limit:7   RTS thr:off   Fragment thr:off
          Encryption key: <hidden>
          Power Management:off
          Link Quality=78/100  Signal level=-51 dBm  Noise level=-91 dBm
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0