{lib, ...}: {
  options = {
    dummyvalue = lib.mkOption {
      default = {};
      type = lib.configType;
    };
  };
  config = {
    #enable ssh
    programs.mtr.enable = true; #ping and traceroute
    services.openssh = {
      enable = true;
      hostKeys = lib.mkForce [];
      settings = {
        PermitRootLogin = "yes";
        PasswordAuthentication = false;
        KbdInteractiveAuthentication = false;
      };
    };
    i18n.defaultLocale = "en_US.UTF-8";
    #time settings
    time.timeZone = "America/New_York";
  };
}