{
  config,
  lib,
  pkgs,
  ...
}:
{
  # https://wireless.wiki.kernel.org/en/developers/Regulatory/CRDA#Using_iw_to_change_regulatory_domains

  # https://renaudcerrato.github.io/2016/05/30/build-your-homemade-router-part3/
  # https://wireless.wiki.kernel.org/en/developers/regulatory/processing_rules

  # Liste des codes country
  # if you get country 00, it means world/global =>
  # http://en.wikipedia.org/wiki/ISO_3166-1_alpha-2
  # iwlist wlan0 freq
  # iw reg set US

  environment.systemPackages = with pkgs; [
    iw
    wavemon
  ];
}
