{ pkgs, ... }: {
  systemd.services.force-gigabit-speed = {
    description = "Force 1Gbps link speed on enp1s0";
    # This service should run before the network is considered "up"
    wantedBy = [ "network-pre.target" ];
    before = [ "network-pre.target" ];
    
    # The command to execute
    serviceConfig = {
      Type = "oneshot";
      ExecStart = "${pkgs.ethtool}/bin/ethtool -s enp1s0 speed 1000 duplex full autoneg on";
    };
  };
}