@Override
  protected void setUp() throws Exception {
    super.setUp();

    senderProtocolObjects =
        new ProtocolObjects("forward-sender", "gov.nist", TRANSPORT, AUTODIALOG, null, null, null);
    receiverProtocolObjects =
        new ProtocolObjects("receiver", "gov.nist", TRANSPORT, AUTODIALOG, null, null, null);
  }
  @Override
  protected void setUp() {
    try {
      super.sipIpAddress = "0.0.0.0";
      super.setUp();

      senderProtocolObjects =
          new ProtocolObjects("reinvite", "gov.nist", TRANSPORT, AUTODIALOG, null);

      sender = new TestSipListener(5080, 5070, senderProtocolObjects, false);
      SipProvider senderProvider = sender.createProvider();

      senderProvider.addSipListener(sender);

      senderProtocolObjects.start();
    } catch (Exception ex) {
      ex.printStackTrace();
      fail("unexpected exception ");
    }
  }
 @Override
 public void setUp() throws Exception {
   super.setUp();
 }