getContext().getNameServiceClient().getByName(this.url.getHost()).getHostName();
                }
            }
            else {
                // queryPath on a share root will fail, we only know whether this is one after we have resolved DFS
                // referrals.
                try ( SmbTreeHandleImpl th = ensureTreeConnected() ) {
                    if ( this.fileLocator.getType() == TYPE_SHARE ) {

        case 0xC00000BB: // NT_STATUS_NOT_SUPPORTED
            throw new SmbUnsupportedOperationException();
        case NtStatus.NT_STATUS_PATH_NOT_COVERED:
            // samba fails to report the proper status for some operations
        case 0xC00000A2: // NT_STATUS_MEDIA_WRITE_PROTECTED
            checkReferral(resp, req.getPath(), req);
        case NtStatus.NT_STATUS_BUFFER_OVERFLOW:

                        // a relatively large range of samba versions has a bug causing
                        // an invalid parameter error when a SPNEGO MIC is in place and auth fails
                        throw new SmbAuthException("Login failed", e);
                    }
                    else if ( !sessResponse.isReceived() || sessResponse.isError() || ( sessResponse.getStatus() != NtStatus.NT_STATUS_OK