$ iwlist ath0 scanning
ath0      Scan completed :
          Cell 01 - Address: 00:11:09:21:EF:87
                    ESSID:"CorrectNetworkSSID"
                    Mode:Master
                    Frequency:2.427 GHz (Channel 4)
                    Quality=62/70  Signal level=-33 dBm  Noise level=-95 dBm
                    Encryption key:off
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
                              12 Mb/s; 24 Mb/s; 54 Mb/s; 9 Mb/s; 18 Mb/s
                              36 Mb/s; 48 Mb/s
                    Extra:bcn_int=100

$ iwconfig
lo        no wireless extensions.

eth0      no wireless extensions.

wifi0     no wireless extensions.

ath0      IEEE 802.11g  ESSID:""  Nickname:""
          Mode:Managed  Frequency:2.437 GHz  Access Point: Not-Associated   
          Bit Rate:0 kb/s   Tx-Power:8 dBm   Sensitivity=1/1  
          Retry:off   RTS thr:off   Fragment thr:off
          Power Management:off
          Link Quality=0/70  Signal level=-92 dBm  Noise level=-92 dBm
          Rx invalid nwid:1390  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0

irda0     no wireless extensions.


$ ifconfig
ath0      Link encap:Ethernet  HWaddr 00:16:CE:88:C2:17  
          inet6 addr: fe80::216:ceff:fe88:c217/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0 
          RX bytes:0 (0.0 b)  TX bytes:0 (0.0 b)


wifi0     Link encap:UNSPEC  HWaddr 00-16-CE-88-C2-17-00-00-00-00-00-00-00-00-00-00  
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:1522 errors:0 dropped:0 overruns:0 frame:125
          TX packets:361 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:199 
          RX bytes:117026 (114.2 KB)  TX bytes:16606 (16.2 KB)
          Interrupt:21 


$ sudo lshw
<snip>
           *-network
                description: Wireless interface
                product: AR5212 802.11abg NIC
                vendor: Atheros Communications, Inc.
                physical id: 0
                bus info: pci@0000:03:00.0
                logical name: wifi0
                version: 01
                serial: 00:16:ce:88:c2:17
                width: 64 bits
                clock: 33MHz
                capabilities: pm msi pciexpress msix bus_master cap_list logical ethernet physical wireless
                configuration: broadcast=yes driver=ath_pci driverversion=0.9.4.5 (0.9.3.2) latency=0 module=ath_pci multicast=yes wireless=IEEE 802.11g
<snip>