====== Network Manager ======

===== Disable resolv.conf update =====
To prevent NM form destroying content of resolv.conf:
<file | /etc/NetworkManager/NetworkManager.conf>
[main]
...
dns=none
...
</file>

<code bash>nmcli con reload</code>


=== Excluding interfaces ===
Do not touch any interfaces defined in **/etc/network/interfaces**
<file | /etc/NetworkManager/NetworkManager.conf>
[main]
plugins=ifupdown,keyfile

[ifupdown]
managed=false
</file>

Specify interfaces to ignore:
<file | /etc/NetworkManager/NetworkManager.conf>
[main]
plugins=keyfile

[keyfile]
unmanaged-devices=interface-name:wlan0mon
unmanaged-devices=mac:xx:xx:xx:xx:xx:xx
</file>

<code bash>nmcli con reload</code>