{ ... }:

{

  ## Heimnetz
  networking.vlans."enp1s0.201" = {
    id = 201;
    interface = "enp1s0";
  };
  networking.bridges."net-heimnetz".interfaces = [
    "enp1s0.201"
    "enp2s0"
  ];
  networking.interfaces."net-heimnetz".ipv6.addresses = [
    { address = "fe80::1"; prefixLength = 64; }
    { address = "fd00:152:152:4::1"; prefixLength = 64; }
    { address = "2001:4cd8:100:1337::1"; prefixLength = 64; } # public IPs for local network
  ];
  networking.interfaces."net-heimnetz".ipv4.addresses = [
    { address = "10.152.4.1"; prefixLength = 24; }
  ];

  services.radvd.config = ''
    interface net-heimnetz {
      AdvSendAdvert on;
      prefix 2001:4cd8:100:1337::/64 {};
      RDNSS fd00:152:152::1 {};
      DNSSL net.clerie.de {};
    };
  '';

  services.kea.dhcp4 = {
    settings = {
      interfaces-config = {
        interfaces = [ "net-heimnetz" ];
      };
      subnet4 = [
        # Heimnetz
        {
          id = 201;
          subnet = "10.152.4.0/24";
          pools = [
            {
              pool = "10.152.4.100 - 10.152.4.240";
            }
          ];
          option-data = [
            {
              name = "routers";
              data = "10.152.4.1";
            }
            {
              name = "domain-name-servers";
              data = "10.152.0.1";
            }
            {
              name = "domain-name";
              data = "net.clerie.de";
            }
          ];
        }
      ];
    };
  };

}