if (isFirstProvRespWithToTag) {
SipListener sipListener = userAgent.getSipListener();
if (sipListener != null) {
sipListener.ringing(sipResponse);
}
dialog.receivedOrSent1xx();
}
List<String> guiClosedCallIds = userAgent.getUac().getGuiClosedCallIds();
String callId = Utils.getMessageCallId(sipResponse);
if (guiClosedCallIds.contains(callId)) {
SipRequest sipRequest = transaction.getRequest();