public void MayPostdateAndPostDatedFlag()
        {
            base.Logging();

            //Create kerberos test client and connect
            client = new KerberosTestClient(this.testConfig.LocalRealm.RealmName,
                this.testConfig.LocalRealm.User[1].Username,
                this.testConfig.LocalRealm.User[1].Password,
                KerberosAccountType.User,
                testConfig.LocalRealm.KDC[0].IPAddress,
                testConfig.LocalRealm.KDC[0].Port,
                testConfig.TransportType,
                testConfig.SupportedOid);

            // Kerberos Proxy Service is used
            if (this.testConfig.UseProxy)
            {
                BaseTestSite.Log.Add(LogEntryKind.Comment, "Initialize KKDCP Client .");
                KKDCPClient proxyClient = new KKDCPClient(proxyClientConfig);
                proxyClient.TargetDomain = this.testConfig.LocalRealm.RealmName;
                client.UseProxy = true;
                client.ProxyClient = proxyClient;
            }

            KdcOptions options = KdcOptions.ALLOWPOSTDATE | KdcOptions.FORWARDABLE | KdcOptions.CANONICALIZE | KdcOptions.RENEWABLE;
            client.SendAsRequest(options, null);
            //Recieve preauthentication required error
            METHOD_DATA methodData;
            KerberosKrbError krbError = client.ExpectPreauthRequiredError(out methodData);

            //Create sequence of PA data
            string timeStamp = KerberosUtility.CurrentKerberosTime.Value;
            PaEncTimeStamp paEncTimeStamp = new PaEncTimeStamp(timeStamp,
                0,
                this.client.Context.SelectedEType,
                this.client.Context.CName.Password,
                this.client.Context.CName.Salt);
            PaPacRequest paPacRequest = new PaPacRequest(true);
            Asn1SequenceOf<PA_DATA> seqOfPaData = new Asn1SequenceOf<PA_DATA>(new PA_DATA[] { paEncTimeStamp.Data, paPacRequest.Data });
            //Create and send AS request
            client.SendAsRequest(options, seqOfPaData);

            KerberosPdu pdu = client.ExpectPdu(KerberosConstValue.TIMEOUT_DEFAULT);
            if (this.testConfig.IsKileImplemented)
            {
                BaseTestSite.Assert.IsInstanceOfType(pdu, typeof(KerberosKrbError), "Receive Kerberos Error. Postdated tickets SHOULD NOT be supported in KILE.");
            }
        }