log.error("McastSenderTest1_4.send(): " + ex);
System.err.println("McastSenderTest1_4.send(): " + ex);
    static void send(DatagramPacket packet, MulticastSocket[] sockets) {	if(packet == null || sockets == null) return;	for(int i=0; i < sockets.length; i++) {	    try {		if(sockets[i] != null)		    sockets[i].send(packet);	    }	    catch(Exception ex) {		log.error("McastSenderTest1_4.send(): " + ex);	    }	}    }