private CacheEntry<DfsReferralDataInternal> referrals = null;
    private final Object referralsLock = new Object();


    /**
     * @param tc
     * 
     */
    public DfsImpl ( CIFSContext tc ) {}


    private Map<String, Map<String, CacheEntry<DfsReferralDataInternal>>> getTrustedDomains ( CIFSContext tf ) throws SmbAuthException {

                a.mkdir();
                b.createNewFile();
                c.createNewFile();

                CIFSContext tc = withTestNTLMCredentials(ctx);

                String url = getTestShareURL() + f.getName() + "a/";

                try ( SmbFile f2 = new SmbFile(url, tc) ) {
                    f2.list();
                }
            }
            finally {
                f.delete();

    /**
     * 
     * @param tc
     */
    public NameServiceClientImpl ( CIFSContext tc ) {
        this(tc.getConfig().getNetbiosLocalPort(), tc.getConfig().getNetbiosLocalAddress(), tc);
    }


    NameServiceClientImpl ( int lport, InetAddress laddr, CIFSContext tc ) {
        this.lport = lport;
        this.laddr = laddr;
        this.transportContext = tc;

            this.socket.setSoTimeout(tc.getConfig().getSoTimeout());

            this.out = this.socket.getOutputStream();
            this.in = this.socket.getInputStream();

            SessionServicePacket ssp = new SessionRequestPacket(tc.getConfig(), calledName, tc.getNameServiceClient().getLocalName());

     * 
     * @param url
     * @param tc
     *            context to use
     * @throws MalformedURLException
     */
    public SmbFile ( String url, CIFSContext tc ) throws MalformedURLException {
        this(new URL(null, url, tc.getUrlHandler()), tc);
    }


    /**
     * Construct from URL
     * 
     * @param url
     * @param tc
     *            context to use