@Override
    public void close()
    {
        checkClosed();
        DatagramSocket temp = sock;
        sock = null;
        connected.set(false);            
        temp.close();
    }
Creates a new UDP connection that send datagrams to the
 specified address and port.
jme3-networking/src/main/java/com/jme3/network/kernel/udp/UdpConnector.java