// file: UDPTest.java

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

public class UDPTest {

    public static  void main( String [] args) throws IOException {

        int remotePort;
        InetAddress remoteHost;
        byte [] buffer = new byte[10000];
        
        PrintWriter console = new PrintWriter( System.out );
        BufferedReader keyboard =
            new BufferedReader(new InputStreamReader(System.in));

        if ( args.length != 2 ) {
            console.println( "Usage:  java UDPTest host port");
            console.flush();
            return ;
        }

        try {
            remotePort = Integer.parseInt( args[1], 10 );
            remoteHost = InetAddress.getByName( args[0] );
        }
        catch ( IOException ex ) {
            console.println( "Bad parameters: " + ex );
            return;
        }
        
        DatagramSocket s = new DatagramSocket( );

        DatagramPacket p = new DatagramPacket( buffer, buffer.length,
                                               remoteHost, remotePort );
        s.send( p );
    }
}