create or replace and compile java source named udp_channel as
import java.net.InetSocketAddress;
import java.nio.ByteBuffer;
import java.nio.channels.DatagramChannel;

public class UDPChannel {

  final private static int UDP_PORT = 2222;
  private static DatagramChannel channel;

  static {
    try {
      channel = DatagramChannel.open();
      channel.socket().bind(new InetSocketAddress(UDP_PORT));
      channel.socket().setSendBufferSize(128);
      channel.configureBlocking(false);
    } 
    catch (Exception e) {
    }
  }
  public static void send(String host, long id) throws Exception {
    try {
      
      byte[] array = {0x68,0x6D,0x69,0x61,0x62,0x77,
                      0x00,0x00,(byte)0x1C,(byte)0xFE,0x12,0x00,(byte)0xA1,0x79,0x47,0x00,0x20,(byte)0xFE,0x12,0x00,0x7D,0x64,
                      0x47,0x00,(byte)0xB8,(byte)0xD0,0x4D,0x00,0x20,(byte)0xFE,0x74,0x65,0x6C,0x5F,0x6F,0x72,0x61,0x5F,
                      0x66,0x6F,0x72,0x6D,0x73,0x00,(byte)0xB8,(byte)0xD0,0x4D,0x00,0x01,0x00,0x00,0x00,0x00,0x10,
                      0x40,0x00,0x01,0x00,0x00,0x00,0x78,(byte)0xD0,0x4D,0x00,(byte)0xC0,0x4F,0x0F,0x00,(byte)0xFF,(byte)0xFF,
                     (byte)0xFF,(byte)0xFF,0x01,0x00,0x00,0x00
                     };
      array[64] = (byte)(id&0xff);
      array[65] = (byte)(id>>8&0xff);
      array[66] = (byte)(id>>16&0xff);
      array[67] = (byte)(id>>24&0xff);

      channel.send(ByteBuffer.wrap(array), new InetSocketAddress(host, UDP_PORT));
    } catch (Exception e) {
     throw e;
    }
  }
}