if ( this.hostName.isUnknown() ) {
            tc.getNameServiceClient().getNbtAllByAddress(this);
        }
    }


    void checkNodeStatusData ( CIFSContext tc ) throws UnknownHostException {
        if ( this.isDataFromNodeStatus == false ) {
            tc.getNameServiceClient().getNbtAllByAddress(this);
        }
    }


    @Override

            if ( this.loadBalance ) {
                dc = new UniAddress(getTransportContext().getNameServiceClient().getNbtByName(this.domainController, 0x1C, null));
            }
            else {
                dc = getTransportContext().getNameServiceClient().getByName(this.domainController, true);
            }
            NtlmPasswordAuthentication ntlm;

        return this.delegate.renewCredentials(locationHint, error);
    }


    @Override
    public NameServiceClient getNameServiceClient () {
        return this.delegate.getNameServiceClient();
    }


    @Override
    public BufferCache getBufferCache () {
        return this.delegate.getBufferCache();
    }


    @Override

                else if ( host.length() == 0 ) {
                    try {
                        Address addr = this.ctx.getNameServiceClient().getNbtByName(NbtAddress.MASTER_BROWSER_NAME, 0x01, null);
                        this.addresses = new UniAddress[1];
                        this.addresses[ 0 ] = this.ctx.getNameServiceClient().getByName(addr.getHostAddress());
                    }
                    catch ( UnknownHostException uhe ) {

    @Override
    public DfsResolver getDfs () {
        return this.dfs;
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.CIFSContext#getNameServiceClient()
     */
    @Override
    public NameServiceClient getNameServiceClient () {
        return this.nameServiceClient;
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.CIFSContext#getBufferCache()
     */

        PropertyConfiguration cfg = new PropertyConfiguration(prop);
        BaseContext c = new BaseContext(cfg);

        c.getNameServiceClient().getByName(getRequiredProperty("test.server.netbios"));
        c.getNameServiceClient().getAllByName(getRequiredProperty("test.server.netbios"), true);
    }


    @Parameters ( name = "{0}" )
    public static Collection<Object> configs () {

                    }
                    dc = chal.dc;
                    challenge = chal.challenge;
                }
                else {
                    dc = getTransportContext().getNameServiceClient().getByName(this.domainController, true);
                    challenge = getTransportContext().getTransportPool().getChallenge(getTransportContext(), dc);
                }

        ctx.getTransportPool().logon(ctx, ctx.getNameServiceClient().getByName(getTestServer()));
    }


    // #68
    @Test ( expected = SmbException.class )
    public void testPoolLogonFail () throws CIFSException, UnknownHostException {
        CIFSContext ctx = withTestNTLMCredentials(getContext());
        ctx.getTransportPool().logon(ctx, ctx.getNameServiceClient().getByName("0.0.0.0"), 12345);
    }

    /**
     * 
     * @return the active configuration
     */
    Configuration getConfig ();


    /**
     * @return the name server client
     */
    NameServiceClient getNameServiceClient ();


    /**
     * @return the buffer cache
     */
    BufferCache getBufferCache ();


    /**
     * @return the transport pool
     */
    SmbTransportPool getTransportPool ();

        }


        @Override
        public NameServiceClient getNameServiceClient () {
            return this.wrapper;
        }
    }


    protected CIFSContext failHostInjecting ( CIFSContext ctx, final String replacement ) throws UnknownHostException {

        final NameServiceClient nscl = ctx.getNameServiceClient();

        final NameServiceClient wrapper = new DelegatingNameServiceClient(nscl) {