iwconfig
eth0      no wireless extensions.

wlan0     IEEE 802.11abg  ESSID:"ut0p14"  
          Mode:Managed  Frequency:2.437 GHz  Access Point: 28:28:5D:A8:4D:40   
          Bit Rate=54 Mb/s   Tx-Power=15 dBm   
          Retry short limit:7   RTS thr:off   Fragment thr:off
          Power Management:on
          Link Quality=70/70  Signal level=-22 dBm  
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:2   Missed beacon:0