Edit File: NetworkManager.service
[Unit] Description=Network Manager Documentation=man:NetworkManager(8) Wants=network.target After=network-pre.target dbus.service Before=network.target network.service [Service] Type=dbus BusName=org.freedesktop.NetworkManager ExecReload=/usr/bin/busctl call org.freedesktop.NetworkManager /org/freedesktop/NetworkManager org.freedesktop.NetworkManager Reload u 0 #ExecReload=/bin/kill -HUP $MAINPID ExecStart=/usr/sbin/NetworkManager --no-daemon Restart=on-failure # NM doesn't want systemd to kill its children for it KillMode=process # CAP_DAC_OVERRIDE: required to open /run/openvswitch/db.sock socket. CapabilityBoundingSet=CAP_NET_ADMIN CAP_DAC_OVERRIDE CAP_NET_RAW CAP_NET_BIND_SERVICE CAP_SETGID CAP_SETUID CAP_SYS_MODULE CAP_AUDIT_WRITE CAP_KILL CAP_SYS_CHROOT ProtectSystem=true ProtectHome=read-only # We require file descriptors for DHCP etc. When activating many interfaces, # the default limit of 1024 is easily reached. LimitNOFILE=65536 [Install] WantedBy=multi-user.target Also=NetworkManager-dispatcher.service # We want to enable NetworkManager-wait-online.service whenever this service # is enabled. NetworkManager-wait-online.service has # WantedBy=network-online.target, so enabling it only has an effect if # network-online.target itself is enabled or pulled in by some other unit. Also=NetworkManager-wait-online.service