DialectVersion.SMB1.getDialect();
        });

        // SMB2+ versions should have valid dialect codes
        assertTrue(DialectVersion.SMB202.getDialect() > 0);
        assertTrue(DialectVersion.SMB210.getDialect() > 0);
        assertTrue(DialectVersion.SMB300.getDialect() > 0);
        assertTrue(DialectVersion.SMB302.getDialect() > 0);
        assertTrue(DialectVersion.SMB311.getDialect() > 0);

        return this.securityMode;
    }

    /**
     * Gets the negotiated SMB dialect
     *
     * @return the SMB dialect negotiated with the server
     */
    public int getDialect() {
        return this.dialect;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.Decodable#decode(byte[], int, int)
     */
    @Override

     */
    public final boolean isSMB2() {
        return this.smb2;
    }

    /**
     * Get the SMB2 dialect identifier
     *
     * @return the dialect
     */
    public final int getDialect() {
        if (!this.smb2) {
            throw new UnsupportedOperationException();
        }
        return this.dialect;
    }

    /**
     * Check if this dialect version is at least the specified version

        this.dialects = new int[dvs.size()];
        int i = 0;
        for (final DialectVersion ver : dvs) {
            this.dialects[i] = ver.getDialect();
            i++;
        }

        if (config.getMaximumVersion().atLeast(DialectVersion.SMB210)) {
            System.arraycopy(config.getMachineId(), 0, this.clientGuid, 0, this.clientGuid.length);
        }