Response sipResponse = messageFactory.createResponse(response);
System.out.println("Parsed SIP Response is :\n" + sipResponse);
contentBytes = sipResponse.getRawContent();
contentString = new String(contentBytes);
SdpFactory sdpFactory = SdpFactory.getInstance();
SessionDescription sd = sdpFactory.createSessionDescription(contentString);
System.out.println("Parsed Content is :\n" + sd.toString());
}