* throw on a regular basis here.
     * 
     * @param host
     * @param tc
     * @return resolved name, null if not found
     */
    public synchronized NbtAddress getByName ( String host, CIFSContext tc ) {
        return getByName(new Name(tc.getConfig(), host, 0x20, null), tc);
    }


    synchronized NbtAddress getByName ( Name name, CIFSContext tc ) {
        NbtAddress result = null;

        try {

     * environment.
     * 
     * @param tc
     *            context to use
     */
    public Type2Message ( CIFSContext tc ) {
        this(tc, getDefaultFlags(tc), null, null);
    }


    /**
     * Creates a Type-2 message in response to the given Type-1 message
     * using default values from the current environment.
     * 
     * @param tc
     *            context to use
     * @param type1

     */
    public NtlmPasswordAuthentication doAuthentication ( CIFSContext tc, HttpServletRequest req, HttpServletResponse resp, byte[] challenge )
            throws IOException {
        return authenticate(tc, req, resp, challenge);
    }


    /**
     * Performs NTLM authentication for the servlet request.
     * 
     * @param tc
     *            context to use
     *
     * @param req

    @Override
    public Map<jcifs.SID, List<jcifs.SID>> getLocalGroupsMap ( CIFSContext tc, String authorityServerName, int flags ) throws CIFSException {
        SID domSid = getServerSid(tc, authorityServerName);
        synchronized ( this.sidCache ) {
            try ( DcerpcHandle handle = DcerpcHandle.getHandle("ncacn_np:" + authorityServerName + "[\\PIPE\\samr]", tc) ) {
                samr.SamrSamArray sam = new samr.SamrSamArray();

    /**
     * 
     * @param tc
     * @param negotiated
     * @param andx
     * @param cred
     * @throws SmbException
     * @throws GeneralSecurityException
     */
    public SmbComSessionSetupAndX ( CIFSContext tc, SmbComNegotiateResponse negotiated, ServerMessageBlock andx, Object cred )
            throws SmbException, GeneralSecurityException {
        super(tc.getConfig(), SMB_COM_SESSION_SETUP_ANDX, andx);

        Set<FileEntry> set = new HashSet<>();

        if ( tc.getDfs().isTrustedDomain(tc, locator.getServer()) ) {
            /*
             * The server name is actually the name of a trusted
             * domain. Add DFS roots to the list.
             */
            try {
                entries = doDfsRootEnum(tc, locator, locator.getAddress());
                for ( int ei = 0; ei < entries.length; ei++ ) {

                }
                if ( ( !foundKerberos || this.forceFallback ) && this.canFallback && tc.getConfig().isAllowNTLMFallback() ) {
                    log.debug("Falling back to NTLM authentication");
                    return super.createContext(tc, targetDomain, host, initialToken, doSigning);
                }
                else if ( !foundKerberos ) {

     *
     * @param tc
     *            context to use
     * @return whether this address is in conflict with another address
     * @throws UnknownHostException
     *             if the host cannot be resolved to find out.
     */
    boolean isInConflict ( CIFSContext tc ) throws UnknownHostException;


    /**
     * Determines if this address is active.
     * 
     * @param tc

        super(config, SMB2_TREE_DISCONNECT);
    }


    @Override
    protected Smb2TreeDisconnectResponse createResponse ( CIFSContext tc, ServerMessageBlock2Request<Smb2TreeDisconnectResponse> req ) {
        return new Smb2TreeDisconnectResponse(tc.getConfig());
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.CommonServerMessageBlockRequest#size()
     */
    @Override

            }
            PROTOCOL_HANDLERS.clear();
            Handler.factory = factory;
        }
    }


    /**
     * @param tc
     *            context to use
     * 
     */
    public Handler ( CIFSContext tc ) {
        this.transportContext = tc;
    }


    /**
     * Returns the default HTTP port.
     *
     * @return An <code>int</code> containing the default HTTP port.