[cassetti@localhost ~]$ /sbin/iwlist eth1 scan
eth1      Scan completed :
          Cell 01 - Address: 00:12:17:04:2A:54
                    ESSID:"Whatever"
                    Protocol:IEEE 802.11bg
                    Mode:Master
                    Channel:11
                    Encryption key:on
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 6 Mb/s; 9 Mb/s
                              11 Mb/s; 12 Mb/s; 18 Mb/s; 24 Mb/s; 36 Mb/s
                              48 Mb/s; 54 Mb/s
                    Quality=98/100  Signal level=-26 dBm  
                    Extra: Last beacon: 91ms ago
          Cell 02 - Address: 00:06:25:C4:B3:A7
                    ESSID:"<hidden>"
                    Protocol:IEEE 802.11bg
                    Mode:Master
                    Channel:13
                    Encryption key:on
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 6 Mb/s; 9 Mb/s
                              11 Mb/s; 12 Mb/s; 18 Mb/s; 24 Mb/s; 36 Mb/s
                              48 Mb/s; 54 Mb/s
                    Quality=73/100  Signal level=-55 dBm  
                    Extra: Last beacon: 1223ms ago
                    Extra: Channel flags: INVALID 
          Cell 03 - Address: 00:06:25:E8:A5:BE
                    ESSID:"linksys"
                    Protocol:IEEE 802.11bg
                    Mode:Master
                    Channel:6
                    Encryption key:off
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 6 Mb/s; 9 Mb/s
                              11 Mb/s; 12 Mb/s; 18 Mb/s; 24 Mb/s; 36 Mb/s
                              48 Mb/s; 54 Mb/s
                    Quality=25/100  Signal level=-84 dBm  
                    Extra: Last beacon: 1347ms ago
          Cell 04 - Address: 00:16:B6:38:30:E8
                    ESSID:"linksys"
                    Protocol:IEEE 802.11bg
                    Mode:Master
                    Channel:6
                    Encryption key:off
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 6 Mb/s; 9 Mb/s
                              11 Mb/s; 12 Mb/s; 18 Mb/s; 24 Mb/s; 36 Mb/s
                              48 Mb/s; 54 Mb/s
                    Quality=16/100  Signal level=-88 dBm  
                    Extra: Last beacon: 11965ms ago
          Cell 05 - Address: 00:16:B6:A2:5B:E3
                    ESSID:"FuckOff"
                    Protocol:IEEE 802.11bg
                    Mode:Master
                    Channel:9
                    Encryption key:on
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 6 Mb/s; 9 Mb/s
                              11 Mb/s; 12 Mb/s; 18 Mb/s; 24 Mb/s; 36 Mb/s
                              48 Mb/s; 54 Mb/s
                    Quality=31/100  Signal level=-81 dBm  
                    Extra: Last beacon: 2004ms ago
          Cell 06 - Address: 00:18:39:40:EB:71
                    ESSID:"harryb319"
                    Protocol:IEEE 802.11bg
                    Mode:Master
                    Channel:6
                    Encryption key:on
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 6 Mb/s; 9 Mb/s
                              11 Mb/s; 12 Mb/s; 18 Mb/s; 24 Mb/s; 36 Mb/s
                              48 Mb/s; 54 Mb/s
                    Quality=23/100  Signal level=-85 dBm  
                    Extra: Last beacon: 582ms ago