Disable network manager in debian 927.02.18

# systemctl stop NetworkManager.service
# systemctl disable NetworkManager.service

source:

To disable Network Manager on Debian 8 or later:
$ sudo systemctl stop NetworkManager.service
$ sudo systemctl disable NetworkManager.service

To disable Network Manager on Debian 7 or earlier:
$ sudo /etc/init.d/network-manager stop
$ sudo update-rc.d network-manager remove

To disable Network Manager on Ubuntu or Linux Mint:
$ sudo stop network-manager
$ echo "manual" | sudo tee /etc/init/network-manager.override

After disabling Network Manager on Debian or Ubuntu, use /etc/network/interfaces to configure network interfaces.

To disable Network Manager on Fedora or CentOS/RHEL 7 or later:
$ sudo systemctl stop NetworkManager.service
$ sudo systemctl disable NetworkManager.service

To disable Network Manager on CentOS/RHEL 6 or earlier:
$ sudo service NetworkManager stop
$ sudo chkconfig NetworkManager off

After disabling Network Manager on Fedora or CentOS, use /etc/sysconfig/network-scripts/ifcfg-ethX files to configure network interfaces.

http://xmodulo.com/disable-network-manager-linux.html

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Disable network manager in debian 927.02.18

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