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View Full Version : Monitor mode, error getting flags - Nexus 4



09stephenb
2015-08-18, 11:38
First of all, i am using a TL-WN821N wireless card (Which is said to be supported here: http://www.nethunter.com/faq/). I have tested the wireless card in my laptop, and it is capable of monitor mode, and i have checked my powered otg y cable and it appears to be working fine. I have run a "iwconfig" command to see if the device is mounted and it appears it is:

http://i.imgur.com/suUUze4.png

It seems that the device is mounted, the wireless card appears to be on "wlan1". I then execute "airmon-ng start wlan1". It says that monitor mode is enable on "mon0", but there was an error "ERROR while getting interface flags: no such device". I then execute "airodump-ng mon0", But get the error no such device. I have tried re-installing, but nothing seems to work.

http://i.imgur.com/HBwQ0Hc.png

Does any one have any suggestions? :confused:

Szega
2015-08-30, 22:09
Hi Stephen,

Try killing the processes that could cause trouble, before switching to monitoring mode:

airmon-ng check /this should show the problematic processes and their PIDs
kill (insert PID here) /check if it's gone, just to be sure
airmon-ng start wlan1 /switch to monitoring mode

This is the only way it works for me properly.