Java - Socket cliente no recibo respuesta desde ejecutado desde consola

package clientesimple;

import java.io.BufferedReader;

import java.io.InputStreamReader;

import java.io.PrintWriter;

import java.net.Socket;

// declararamos la clase clientetcp

public class Clientesimple {

//    public String ipServidor = null //"192.168.2.5";//

    static final int PortServidor = 9761;

//    static final String HOST = "localhost";

//    static final int Puerto = 4444;

    public static void main(String argv[]) {

//        PrintStream salida;

//        StringBuffer instr = new StringBuffer();

        try {

             if (argv.length==0) {

        throw new NullPointerException("Falta parametro: IP de destino. \nEjemplo java -jar \"clientesimple.jar\" 192.168.2.3");

    } else {

            Socket skCliente = new Socket(argv[0], PortServidor);

//   debug("Connected");

            PrintWriter outr = new PrintWriter(skCliente.getOutputStream(), true);

            BufferedReader in = new BufferedReader(new InputStreamReader(skCliente.getInputStream()));

            outr.print("#h");// send the response to client

            outr.flush();

            int line;

            String total="";

            while ((line = in.read()) != 65533) // just read everything

            {

            total=total+    (char)line;

            }

            in.close();

            System.out.println(total );

            outr.close();

            skCliente.close();

             }

        } catch (Exception e) {

            System.out.println(e.getMessage());

        }

    }

}