final Update update = new Update(zone);
update.add(record);
final SimpleResolver resolver = new SimpleResolver(DnsSdTestHelper.DNS_SERVER);
resolver.setTCP(true);
resolver.setTSIGKey(new TSIG(DnsSdTestHelper.TSIG_KEY_NAME, DnsSdTestHelper.TSIG_KEY));
final Message response = resolver.send(update);
final int rcode = response.getRcode();
assertTrue("", rcode == 0);
}