{ ... }:
{
  # networking.hostName = "nixos"; # Define your hostname.
  # Pick only one of the below networking options.
  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
  # networking.networkmanager.enable = true;  # Easiest to use and most distros use this by default.
  networking.hostName = "odin";
  # I like systemd-networkd
  systemd.network.enable = true;
  systemd.network.networks."50-wlp2s0" = {
    matchConfig.name = "wlp2s0";
    networkConfig.DHCP = "yes";
    linkConfig.RequiredForOnline = "no";
  };

  networking.tempAddresses = "disabled";

  networking.useNetworkd = true;
  # TODO: static IP @ 192.168.1.2

  # Configure network proxy if necessary
  # networking.proxy.default = "http://user:password@proxy:port/";
  # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";
  # Open ports in the firewall.
  # networking.firewall.allowedTCPPorts = [ ... ];
  # networking.firewall.allowedUDPPorts = [ ... ];
  # Or disable the firewall altogether.
  # TODO: allow some ports
  networking.firewall = {
    enable = true;
    allowPing = true;
    allowedUDPPorts = [ ];
    allowedTCPPorts = [ ];
  };

  services.avahi = {
    enable = true;
    nssmdns4 = true;
    nssmdns6 = true;
    ipv6 = true;
    openFirewall = true;
    publish = {
      enable = true;
      addresses = true;
      workstation = true;
      userServices = true;
      domain = true;
    };
  };

  # NFS mounts

  fileSystems = {
    "/srv/shokuhou" = {
      device = "192.168.1.3:/srv/shokuhou";
      fsType = "nfs";
      options = [
        "nfsvers=4"
        "user"
        "x-system.automount"
        "x-system.idle-timeout=600"
      ];
    };
    "/srv/mentalout" = {
      device = "192.168.1.3:/srv/mentalout";
      fsType = "nfs";
      options = [
        "nfsvers=4"
        "user"
        "x-system.automount"
        "x-system.idle-timeout=600"
      ];
    };
  };
}