Le 18/05/2014 23:25, tom arnall a écrit : [...] > root@debian:/home/tom# iwconfig > lo no wireless extensions. > > wlan0 IEEE 802.11bg ESSID:off/any > Mode:Managed Access Point: Not-Associated Tx-Power=0 dBm [...] Tx-Power=0 suggests that radio is turned off You could try to turn it on again either by pressing the corresponding key on your keyboard or by typing # iwconfig wlan0 txpower auto in a console (take a look at iwconfig manpage)