Oct 18, 2017 networkmanager - Restarting all the network in Ubuntu When my Ubuntu 14.04 machine awakes from hibernation, sometimes the network is disable and enabling it does not make it work again. Running. sudo service network-manager restart alone does not solve the problem. But . sudo ifconfig wlan0 down && sudo ifconfig wlan0 up tend to solve the problem for a wlan connection. linux - Disable network manager for a particular interface
To disable these network interfaces automatically at Ubuntu startup, you need to do the following: - Open the terminal and edit /etc/rc.local with this command: sudo gedit /etc/rc.local - Insert now the command for stopping the network interface just before the "exit 0" line:
Disabling DNSMASQ via Network Manager on Ubuntu 16.04 Oct 02, 2019
linux - Disable network manager for a particular interface
On Ubuntu 16.04 LTS, I successfully used the following to disable suspend: sudo systemctl mask sleep.target suspend.target hibernate.target hybrid-sleep.target And this to re-enable it: sudo systemctl unmask sleep.target suspend.target hibernate.target hybrid-sleep.target How to Set DNS Nameservers on Ubuntu 18.04 | Linuxize Aug 21, 2019 Ubuntu Manpage: NetworkManager - network management daemon