Edit File: server.conf
# This configuration file, when placed into # /etc/NetworkManager/conf.d will change NetworkManager's # behavior to what's expected on "traditional UNIX server" type # deployments. # # See "man NetworkManager.conf" for more information about these # individual keys. [main] # Do not do automatic (DHCP/SLAAC) configuration on ethernet devices # with no other matching connections. no-auto-default=* # Ignore the carrier (cable plugged in) state when attempting to # activate static-IP connections. ignore-carrier=*