Assume.assumeTrue("No Ntsmbs", false);
            }
            catch ( SmbException e ) {
                if ( e.getNtStatus() == NtStatus.NT_STATUS_ACCESS_DENIED || e.getNtStatus() == WinError.ERROR_ACCESS_DENIED ) {
                    // we might not have permissions for that
                    Assume.assumeTrue("No permission for share security accesss", false);
                }
                throw e;

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


    @Test
    public void logonGuest () throws IOException {

            }
            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);
            }