{ networking.useDHCP = false; networking.networkmanager = { dns = "systemd-resolved"; enableStrongSwan = false; extraConfig = '' [connectivity] uri=http://whoami.privatevoid.net/online response=CONNECTED_GLOBAL interval=120 ''; }; services.resolved = { enable = true; fallbackDns = [ "10.1.0.1" ]; llmnr = "true"; dnssec = "false"; extraConfig = "Cache=no-negative"; }; networking.firewall = let ports = [ 5355 # llmnr ]; in { allowedTCPPorts = ports; allowedUDPPorts = ports; }; }