reload the NetworkManager.conf configuration from disk. Note that this does not include connections, which can be reloaded via Setting's ReloadConnections().
means to restart the DNS plugin. This is for example useful when using dnsmasq plugin, which uses additional configuration in /etc/NetworkManager/dnsmasq.d. If you edit those files, you can restart the DNS plugin. This action shortly interrupts name resolution.
update DNS configuration, which usually involves writing /etc/resolv.conf anew.
Flags for the manager Reload() call.