{pkgs, ...}: {
  services.avahi = {
    enable = true;
    nssmdns = true;
    openFirewall = true;
  };

  services.printing = {
    enable = true;
    drivers = with pkgs; [gutenprint hplip];
  };

  hardware.sane = {
    enable = true;
    openFirewall = true;
  };
}