lo        no wireless extensions.

eth0      no wireless extensions.

sit0      no wireless extensions.

eth1      802.11g zd1211  ESSID:off/any  
          Mode:Managed  Access Point: Invalid   
          Encryption key:off
          Link Quality:0  Signal level:0  Noise level:0
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0