}
            log.trace("VALIDATE_NEGOTIATE_INFO returned error", e);
            if ( ( req.getResponse().isReceived() && req.getResponse().isVerifyFailed() ) || e.getNtStatus() == NtStatus.NT_STATUS_ACCESS_DENIED ) {
                // this is the signature error
                throw new SMBProtocolDowngradeException("Signature error during negotiate validation", e);
            }

        resp.errorCode = SmbException.getStatusByCode( resp.errorCode );
        switch( resp.errorCode ) {
            case NtStatus.NT_STATUS_OK:
                break;
            case NtStatus.NT_STATUS_ACCESS_DENIED:
            case NtStatus.NT_STATUS_WRONG_PASSWORD:
            case NtStatus.NT_STATUS_LOGON_FAILURE:
            case NtStatus.NT_STATUS_ACCOUNT_RESTRICTION:
            case NtStatus.NT_STATUS_INVALID_LOGON_HOURS:

    public static final int NT_STATUS_END_OF_FILE = 0xC0000011;
    public static final int NT_STATUS_MORE_PROCESSING_REQUIRED = 0xC0000016;
    public static final int NT_STATUS_ACCESS_DENIED = 0xC0000022;
    public static final int NT_STATUS_BUFFER_TOO_SMALL = 0xC0000023;
    public static final int NT_STATUS_OBJECT_NAME_INVALID = 0xC0000033;
    public static final int NT_STATUS_OBJECT_NAME_NOT_FOUND = 0xC0000034;

        "The pipe is being closed.",
        "Waiting for a process to open the other end of the pipe.",
        "Access is denied.",
        "A duplicate name exists on the network.",
        "The specified network name is no longer available.",
        "Network access is denied.",
        "The network name cannot be found.",

            checkConnection(f);
        }
        catch ( SmbAuthException e ) {
            if ( e.getNtStatus() != NtStatus.NT_STATUS_ACCESS_DENIED ) {
                throw e;
            }
            Assume.assumeNoException(e);
        }
    }


    @Test
    public void logonGuest () throws IOException {

    table, the facility still operates, and performs whatever part of
    its purpose remains meaningful.

    (For example, a function in a library to compute square roots has
    a purpose that is entirely well-defined independent of the
    application.  Therefore, Subsection 2d requires that any
    application-supplied function or table used by this function must
    be optional: if the application does not supply it, the square