private static MessageStatus GetMessageStatus(IMessageConverter converter, ConversionFailedException exception)
        {
            StorageExceptionHandler.LogException(converter, exception);
            SmtpResponse exceptionSmtpResponse = StorageExceptionHandler.GetExceptionSmtpResponse(converter, exception, true, "554", (ConversionFailureReason.ExceedsLimit == exception.ConversionFailureReason) ? "5.3.4" : "5.6.0", StorageExceptionHandler.GetReasonDescription(exception.ConversionFailureReason), true);

            return(new MessageStatus(MessageAction.NDR, exceptionSmtpResponse, exception, true));
        }
        private static MessageStatus GetMessageStatus(IMessageConverter converter, StoragePermanentException storageException)
        {
            StorageExceptionHandler.LogException(converter, storageException);
            ConversionFailedException ex = storageException as ConversionFailedException;

            if (ex != null)
            {
                return(StorageExceptionHandler.GetMessageStatus(converter, ex));
            }
            if (storageException is MailboxCrossSiteFailoverException || storageException is MailboxInfoStaleException)
            {
                return(new MessageStatus(converter.IsOutbound ? MessageAction.Skip : MessageAction.Reroute, StorageExceptionHandler.GetExceptionSmtpResponse(converter, storageException, true), storageException));
            }
            if (storageException is UnableToFindServerForDatabaseException || storageException is IllegalCrossServerConnectionException)
            {
                return(new MessageStatus(converter.IsOutbound ? MessageAction.Skip : MessageAction.RetryQueue, StorageExceptionHandler.GetExceptionSmtpResponse(converter, storageException, false), storageException));
            }
            if (storageException.InnerException is CannotGetSiteInfoException)
            {
                return(new MessageStatus(converter.IsOutbound ? MessageAction.RetryMailboxServer : MessageAction.RetryQueue, StorageExceptionHandler.GetExceptionSmtpResponse(converter, storageException.InnerException, true), storageException));
            }
            if (storageException.InnerException != null)
            {
                MapiPermanentException ex2 = storageException.InnerException as MapiPermanentException;
                if (ex2 != null)
                {
                    return(StorageExceptionHandler.GetMessageStatus <StoragePermanentException>(converter, ex2, storageException));
                }
                MapiRetryableException ex3 = storageException.InnerException as MapiRetryableException;
                if (ex3 != null)
                {
                    return(StorageExceptionHandler.GetMessageStatus <StoragePermanentException>(converter, ex3, storageException));
                }
            }
            return(new MessageStatus(MessageAction.NDR, StorageExceptionHandler.GetExceptionSmtpResponse(converter, storageException, true), storageException));
        }