eth0 no wireless extensions. lo no wireless extensions. wlan0 IEEE 802.11bgn ESSID: ... Mode:Managed Frequency:2.447 GHz Access Point: XXX Bit Rate=54 Mb/s Tx-Power=16 dBm Retry short limit:7 RTS thr:off Fragment thr:off Encryption key:off Power Management:off Link Quality=39/70 Signal level=-71 dBm Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0 Tx excessive retries:0 Invalid misc:15444 Missed beacon:0