Code:

import java.net.*;
import java.io.*;
import java.util.*;



public class Glavna 
{

    public static void main(String[] args) 
    {
        String server = "www2.austin.cc.tx.us";
        int port = 7; 
        
        try{
         
          Socket socket = new Socket(server,port);
          
          
          BufferedReader inputStream = 
                     new BufferedReader(new InputStreamReader(
                                     socket.getInputStream()));

          
          PrintWriter outputStream = 
                       new PrintWriter(new OutputStreamWriter(
                               socket.getOutputStream()),true);

         
          outputStream.println("This is an echo test");
        
          System.out.println(inputStream.readLine());
            
         
          socket.close();
        }
        catch(UnknownHostException e){
          System.out.println(e);
          System.out.println(
                           "Must be online to run properly.");
        }
        catch(IOException e){System.out.println(e);}
    }

}