eth0 no wireless extensions. lo no wireless extensions. wlan0 IEEE 802.11bg ESSID: ... Mode:Managed Frequency:2.437 GHz Access Point: XXX Bit Rate=54 Mb/s Tx-Power=20 dBm Retry short limit:7 RTS thr:off Fragment thr:off Encryption key:off Power Management:off Link Quality=37/70 Signal level=-73 dBm Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0 Tx excessive retries:17 Invalid misc:116 Missed beacon:0