network scan

simon@zebra:~$ sudo iwlist wlan0 scanning | egrep 'Cell |Encryption|Quality|Last beacon|ESSID'
          Cell 01 - Address: 00:1F:3F:1B:D7:46
                    Quality=47/70  Signal level=-63 dBm
                    Encryption key:on
                    ESSID:"MY_NET"
                    Extra: Last beacon: 664ms ago
          Cell 02 - Address: 00:1C:4A:4C:1E:1F
                    Quality=32/70  Signal level=-78 dBm
                    Encryption key:on
                    ESSID:"OTHER_NET_1"
                    Extra: Last beacon: 234ms ago
          Cell 03 - Address: 00:12:BF:7F:7E:BD
                    Quality=27/70  Signal level=-83 dBm
                    Encryption key:on
                    ESSID:"OTHER_NET_2"
                    Extra: Last beacon: 117ms ago
          Cell 04 - Address: BC:05:43:FF:4D:05
                    Quality=30/70  Signal level=-80 dBm
                    Encryption key:on
                    ESSID:"OTHER_NET_3"
                    Extra: Last beacon: 640ms ago
          Cell 05 - Address: A2:05:43:FF:4D:05
                    Quality=29/70  Signal level=-81 dBm
                    Encryption key:on
                    ESSID:"OTHER_NET_4"
                    Extra: Last beacon: 632ms ago
          Cell 06 - Address: 00:1A:2A:29:73:21
                    Quality=25/70  Signal level=-85 dBm
                    Encryption key:on
                    ESSID:"OTHER_NET_5"
                    Extra: Last beacon: 210ms ago