* @throws CIFSException
     * @deprecated functionality is broken and will be removed at some point,
     *             use actual Active Directory authentication instead
     */
    @Deprecated
    byte[] getChallenge ( CIFSContext tc, Address dc ) throws CIFSException;


    /**
     * Get NTLM challenge from a server
     * 
     * @param dc
     * @param port
     * @param tc
     * @return NTLM challenge