INTERFACES PART 1 ================= If the laptop is not connected to somewhere via Wi-Fi, wlan0 does not appear. (I 'was' connected on the first attempt.) When I clicked the mouse on the word "disabled" in column 5, Wireshark opened up an editbox titled "Edit Interface Settings" and it contained all the possible configuration options for wlan0 including setting promiscious mode, filter options etc. (more on wlan0 below) *************************************************************************************************************** Interface Column 1 Col 2 Col 3 Col 4 Col 5 Col 6 name Link Layer Header Prom Mode Snaplen[B] Buffer[MiB] Mon Mode Capture Filter ========= ================= ========= ========== =========== ======= ============== eth0 Ethernet enabled default 2 n/a wlan0 Ethernet ** enabled default 2 disabled xxx.xxx.x.xx bluetooth Bluetooth HCI UART enabled default 2 n/a transport layer plus pseudo header nflog Linux Netfilter enabled default 2 n/a log messages nfqueue Raw IPv4 enabled default 2 n/a any Linux cooked enabled default 2 n/a lo Ethernet enabled default 2 n/a ** wlan0 varies according to the situation. -------------------------------------------- If I start WS when NOT connected via Wi-Fi, wlan0 does not appear (nor does Bluetooth for that matter). When I am connected via Wi-Fi, wlan0 appears, Col 5 defaults to 'disabled' and Col 1 shows 'Ethernet'. Also, it displays the IP address and Mac address under the name. WHEN I CHANGE Col 5 to 'enabled', Col 1 changes from 'Ethernet' to '802.11 Plus radiotap header'. **************************************************************************************************************** INTERFACES PART 2 ================= Later, when I started WS after having manually enabled Monitor Mode, the number of available interfaces increased by one and Mon0 was displayed just below wlan0. It can be 'enabled' by the same method used on wlan0 and opens a similar editbox. *************************************************************************************************************** Interface Column 1 Col 2 Col 3 Col 4 Col 5 Col 6 name Link Layer Header Prom Mode Snaplen[B] Buffer[MiB] Mon Mode Capture Filter ========= ================= ========= ========== =========== ======= ============== eth0 Ethernet enabled default 2 n/a wlan0 Ethernet enabled default 2 disabled xxx.xxx.x.xx Mon0 802.11 Plus enabled default 2 disabled radiotap header bluetooth Bluetooth HCI UART enabled default 2 n/a transport layer plus pseudo header nflog Linux Netfilter enabled default 2 n/a log messages nfqueue Raw IPv4 enabled default 2 n/a any Linux cooked enabled default 2 n/a lo Ethernet enabled default 2 n/a **************************************************************************************************************