But what is actually doing?
It doesn't just "start" monitor mode; it sanitizes your operating system environment so your Wi-Fi card can stop acting like a client and start acting like a radio receiver. airmon-ng
sudo airodump-ng wlan0mon --channel 6
Understanding airmon-ng: The Gateway to Wireless Security Auditing But what is actually doing
The ng stands for New Generation . The suite replaced the older airsnort tools, and airmon-ng is the foundation. Its primary job is to prepare the battlefield. airmon-ng