java rmi connection exception

Hi all,

Im getting the following connection exception when i try to run a java RMI client class:

java.rmi.ConnectException: Connection refused to host: 195.162.2.1.; nested exception is:
      java.net.ConnectException: Connection refused: connect
      at sun.rmi.transport.tcp.TCPEndpoint.newSocket(TCPEndpoint.java:601)
      at sun.rmi.transport.tcp.TCPChannel.createConnection(TCPChannel.java:198)
      at sun.rmi.transport.tcp.TCPChannel.newConnection(TCPChannel.java:184)
      at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:110)
      at java.rmi.server.RemoteObjectInvocationHandler.invokeRemoteMethod(RemoteObjectInvocationHandler.java:178)
      at java.rmi.server.RemoteObjectInvocationHandler.invoke(RemoteObjectInvocationHandler.java:132)
      at $Proxy0.getNextCashierNum(Unknown Source)
      at AuctionClient.<init>(AuctionClient.java:36)
      at AuctionClient.main(AuctionClient.java:77)
Caused by: java.net.ConnectException: Connection refused: connect
      at java.net.PlainSocketImpl.socketConnect(Native Method)
      at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:333)
      at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:195)
      at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:182)
      at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)
      at java.net.Socket.connect(Socket.java:525)
      at java.net.Socket.connect(Socket.java:475)
      at java.net.Socket.<init>(Socket.java:372)
      at java.net.Socket.<init>(Socket.java:186)
      at sun.rmi.transport.proxy.RMIDirectSocketFactory.createSocket(RMIDirectSocketFactory.java:22)
      at sun.rmi.transport.proxy.RMIMasterSocketFactory.createSocket(RMIMasterSocketFactory.java:128)
      at sun.rmi.transport.tcp.TCPEndpoint.newSocket(TCPEndpoint.java:595)

Ive included the client class..
Can someone help me out here please

Thanks in advance

// imports for GUI
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.io.*;

// imports for RMI
import java.rmi.Naming; 
import java.rmi.RemoteException; 
import java.net.MalformedURLException; 
import java.rmi.NotBoundException; 

public class AuctionClient extends JFrame 
{
 private DataControl dc; 

 private JTabbedPane jTabbedPane = null;
 private JPanel jContentPane = null;

 private Container container;
 private FlowLayout layout;

 private int cashierNumber;


 public AuctionClient (DataControl dcParm) 
  {
   super ("Auction Interface");

   // set up data
   dc = dcParm;
  // dc.readBidders ("Bidders.csv");
  // dc.readItems ("Items.csv");

   try{
   cashierNumber = dc.getNextCashierNum();
   } catch (Exception e) 
   { e.printStackTrace(); }

   layout = new FlowLayout();

   // get content pane and set its layout
   container = getContentPane();
   container.setLayout( layout );  

   jTabbedPane = new JTabbedPane();
   //jTabbedPane.add("Users", getJUsersPane());
   //jTabbedPane.add("Items", getJItemsPane());	
   jTabbedPane.add("Bids", new BidPanel(dc));
   jTabbedPane.add("Check Out", new CheckOutPanel(dc, cashierNumber));

   container.add (jTabbedPane);

   setSize( 700, 500 );
   setVisible( true );

  }



 public static void main( String args[] )
   { 

    try 
     { 
      String hostName;
      InputStreamReader is = 
        new InputStreamReader(System.in);
      BufferedReader br = new BufferedReader(is);
      System.out.println(
        "Enter the RMIRegistry host namer:");
      hostName = br.readLine();

      DataControl dc = (DataControl) Naming.lookup(
                 "rmi://" + hostName + "/AuctionServer"); 

      AuctionClient application = new AuctionClient(dc);
      application.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );

     } 
    catch (MalformedURLException murle) 
     { 
            System.out.println(); 
            System.out.println( "MalformedURLException"); 
            System.out.println(murle); 
     } 
    catch (RemoteException re)
     { 
            System.out.println(); 
            System.out.println( "RemoteException"); 
            System.out.println(re); 
     } 
    catch (NotBoundException nbe)
     { 
            System.out.println(); 
            System.out.println( "NotBoundException"); 
            System.out.println(nbe); 
     } 
    catch (Exception e)
     { 
            System.out.println(); 
            System.out.println( "Exception"); 
            System.out.println(e); 
     } 
   }

}

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