{
  config,
  pkgs,
  lib,
  ...
}: {
  networking.firewall.enable = true;
  networking.firewall.allowedTCPPorts = [631 6566];
  networking.firewall.allowedUDPPorts = [631 6566];
  services.printing = {
    enable = true;
    drivers = with pkgs; [epson-escpr];
    listenAddresses = ["*:631"];
    defaultShared = true;
    browsing = true;
    allowFrom = ["all"];
    extraConf = ''
      ServerAlias *
      DefaultEncryption Never
    '';
  };

  hardware.printers.ensurePrinters = [
    {
      description = "Epson XP-540";
      location = "connected to bolty";
      name = "epson_xp540";
      deviceUri = "usb://EPSON/XP-540%20Series?serial=583245393030303936&interface=1";
      model = "raw";
      ppdOptions = {PageSize = "A4";};
    }
  ];

  hardware.sane = {
    enable = true;
    extraBackends = with pkgs; [utsushi sane-airscan gawk];
    snapshot = true;
  };

  services.udev.packages = [pkgs.utsushi];

  environment.systemPackages = with pkgs; [gawk];
  services.saned = {
    enable = true;
    extraConfig = ''
      100.69.222.80
      10.0.24.0/24
      10.0.0.1/24
      foureighty
      hagath
    '';
  };
}