{
  networking = {
    useDHCP = false;
    hostName = "109-199-104-83";
    firewall = {
      enable = true;
      allowedTCPPorts = [80 443];
      allowedUDPPorts = [80 443];
    };
  };
  services.cloud-init = {
    enable = true;
    network.enable = true;
  };
}