} catch (final SmbException ex) {
                switch (ex.getNtStatus()) {
                case NtStatus.NT_STATUS_INVALID_INFO_CLASS:
                case NtStatus.NT_STATUS_UNSUCCESSFUL: // NetApp Filer
                    // SMB_FS_FULL_SIZE_INFORMATION not supported by the server.
                    level = Trans2QueryFSInformationResponse.SMB_INFO_ALLOCATION;
                    return queryFSInformation(level);

            log.debug("getDiskFreeSpace", ex);
            switch (ex.getNtStatus()) {
            case NtStatus.NT_STATUS_INVALID_INFO_CLASS:
            case NtStatus.NT_STATUS_UNSUCCESSFUL: // NetApp Filer
                if (!th.isSMB2()) {
                    // SMB_FS_FULL_SIZE_INFORMATION not supported by the server.
                    ai = queryFSInformation(th, AllocInfo.class, FileSystemInformation.SMB_INFO_ALLOCATION);