code: public void beep() {
  		try {
  			os.write(BEL);
  		} catch (IOException ioe) {
  			System.out.println(new LogEntry(Level.CRITICAL, "IO exception occurred while writing to client", ioe));
  			connection.close("IO exception occurred while writing to client");
  		}
  	}
docs: Tells the client to make a sound.