Network Manager
Connection Manager in Kali, Ubuntu and Debian
Even we disable wifi radio or all network interfaces via network manager CLI or GUI the wifi monitoring programs are going to complain about interference with running Network Manager process. It's better to stop the process itself.
Stop Network Manager Completely
systemctl stop NetworkManager
Disable Wifi Only
nmcli radio wifi off
# reverse change back
nmcli radio wifi on
List Devices
The wifi radio device is now unmanaged - out of NetworkManager hands
nmcli device
DEVICE TYPE STATE CONNECTION
eth0 ethernet connected Wired connection 1
wlan0 wifi unavailable --
lo loopback unmanaged --
Disable Networking
In order to disable management of all cards by network manager we can use network configuraiton option
mcli networking off
nmcli device 2 ⨯
DEVICE TYPE STATE CONNECTION
eth0 ethernet unmanaged --
lo loopback unmanaged --
wlan0 wifi unmanaged --
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