Someone

oslo@desktop:~$ lspci | grep Wireless
00:08.0 Network controller: Texas Instruments ACX 111 54Mbps Wireless Interface
oslo@desktop:~$ ifconfig
eth0      Lien encap:Ethernet  HWaddr 00:E0:4C:D3:9D:83
          inet adr:192.168.1.3  Bcast:192.168.1.255  Masque:255.255.255.0
          adr inet6: fe80::2e0:4cff:fed3:9d83/64 Scope:Lien
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          Packets reçus:2769 erreurs:0 :0 overruns:0 frame:0
          TX packets:2536 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 lg file transmission:1000
          Octets reçus:1540368 (1.4 MiB) Octets transmis:199068 (194.4 KiB)
          Interruption:10 Adresse de base:0x8f00

lo        Lien encap:Boucle locale
          inet adr:127.0.0.1  Masque:255.0.0.0
          adr inet6: ::1/128 Scope:Hôte
          UP LOOPBACK RUNNING  MTU:16436  Metric:1
          Packets reçus:12 erreurs:0 :0 overruns:0 frame:0
          TX packets:12 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 lg file transmission:0
          Octets reçus:600 (600.0 b) Octets transmis:600 (600.0 b)

wlan0     Lien encap:Ethernet  HWaddr 00:40:F4:C8:E9:D9
          UP BROADCAST MULTICAST  MTU:1500  Metric:1
          Packets reçus:0 erreurs:0 :0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 lg file transmission:1000
          Octets reçus:0 (0.0 b) Octets transmis:0 (0.0 b)
          Interruption:10 Adresse de base:0xc000

oslo@desktop:~$ iwlist scan
lo        Interface doesn't support scanning.

eth0      Interface doesn't support scanning.

wlan0     Interface doesn't support scanning.

oslo@desktop:~$