lo        no wireless extensions.

eth0      no wireless extensions.

wlan0     IEEE 802.11abg  ESSID:"Guruprasad"  
          Mode:Managed  Frequency:2.412 GHz  Access Point: D8:5D:4C:C1:5B:80   
          Bit Rate=54 Mb/s   Tx-Power=15 dBm   
          Retry  long limit:7   RTS thr:off   Fragment thr:off
          Power Management:off
          Link Quality=46/70  Signal level=-64 dBm  
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:354  Invalid misc:26903   Missed beacon:0