ServerMP class

public class ServerMP {

    public static final String ip = "localhost";
    public static final int tcpPort = 32000, udpPort = 32556;
    private Server server;

    public ServerMP() {
        server = new Server(1024 * 64, 4096);
        registerPackets();

        NetworkListener nl = new NetworkListener();
        server.addListener(nl);
        try {
            server.bind(tcpPort, udpPort);
        } catch (IOException e) {
            e.printStackTrace();
        }
        server.start();
    }

    public void registerPackets() {
        Kryo kryo = server.getKryo();
        kryo.register(Packet00LoginRequest.class);
        kryo.register(Packet01LoginAnswer.class);
    }
}