Quote Originally Posted by Scruffyhead View Post
To get this working With my pi and rtl 8187

airmon-ng start wlan0

ifconfig wlan0mon down
iwconfig wlan0mon mode monitor
ifconfig wlan0mon up
try:
airmon-ng check kill
airmon-ng start wlan0

should bring up wlan0mon as needed

then
airmon-ng stop wlan0mon
service network-manager start

to go back to normal