String fileName = getFileName("hello", _audioPayloadType);
DatagramSocket datagramSocket = new DatagramSocket();
UdpEndPoint udpEndPoint = new UdpEndPoint(datagramSocket);
_player = new Player(fileName, _host, _destPort, _audioPayloadType,
udpEndPoint);
_dtmfHandler = new DtmfHandler(_dtmfPayloadType, udpEndPoint);
_player.init();
_dtmfHandler.init();
_dtmfHandlerThread = new Thread(_dtmfHandler);
_player.addEventListener(this);
_dtmfHandler.addDtmfListener(this);