// https://lists.samba.org/archive/samba-technical/2009-August/066486.html
            // UniAddress addr = UniAddress.getByName(authDomain, true, tf);
            // SmbTransport trans = tf.getTransportPool().getSmbTransport(tf, addr, 0);
            try (SmbTransport dc = getDc(tf, authDomain)) {
                final CacheEntry<Map<String, CacheEntry<DfsReferralDataInternal>>> entry =

import org.mockito.junit.jupiter.MockitoSettings;
import org.mockito.quality.Strictness;

import jcifs.CIFSContext;
import jcifs.Configuration;
import jcifs.SmbSession;
import jcifs.SmbTransport;
import jcifs.internal.CommonServerMessageBlock;

/**
 * Unit tests for ChannelManager
 */
@ExtendWith(MockitoExtension.class)
@MockitoSettings(strictness = Strictness.LENIENT)
class ChannelManagerTest {

    private byte subCommand;
    /** The transaction name for named pipe transactions */
    protected String name = "";
    /** Maximum buffer size set in SmbTransport.sendTransaction() before nextElement called */
    protected int maxBufferSize; // set in SmbTransport.sendTransaction() before nextElement called

    private byte[] txn_buf;

    /**
     * Constructs a transaction request.
     *

        bufferIndex += 12; // 10 reserved

        return bufferIndex - start;
    }

    @Override
    int readBytesWireFormat(final byte[] buffer, final int bufferIndex) {
        // handled special in SmbTransport.doRecv()
        return 0;
    }

    @Override
    public String toString() {
        return ("SmbComReadAndXResponse[" + super.toString() + ",dataCompactionMode=" + dataCompactionMode + ",dataLength=" + dataLength

    String NATIVE_LANMAN = Config.getProperty("jcifs.smb1.smb.client.nativeLanMan", "jCIFS");
    /** Virtual circuit number */
    int VC_NUMBER = 1;
    /** Null transport instance */
    SmbTransport NULL_TRANSPORT = new SmbTransport(null, 0, null, 0);

        });
}

private void scheduleAddressChange(InetAddress newAddress) {
    CompletableFuture.runAsync(() -> {
        try {
            // Create new transport to new address
            SmbTransport newTransport = new SmbTransport(context, newAddress, transport.getPort());
            
            // Disconnect old transport
            transport.disconnect();
            
            // Replace with new transport

     * @param auth the NTLM password authentication credentials
     * @throws SmbException if MD5 algorithm is not available or key generation fails
     */
    public SigningDigest(final SmbTransport transport, final NtlmPasswordAuthentication auth) throws SmbException {
        try {
            digest = MessageDigest.getInstance("MD5");
        } catch (final NoSuchAlgorithmException ex) {

    int maxDataCount = DEFAULT_MAX_DATA_COUNT;
    byte maxSetupCount;
    int timeout = 0;
    int setupCount = 1;
    byte subCommand;
    String name = "";
    int maxBufferSize; // set in SmbTransport.sendTransaction() before nextElement called

    byte[] txn_buf;

    SmbComTransaction() {
        maxParameterCount = 1024;
        primarySetupOffset = PRIMARY_SETUP_OFFSET;

        }
        return getNegotiateResponse().isSigningRequired();
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.SmbTransport#unwrap(java.lang.Class)
     */
    @SuppressWarnings("unchecked")
    @Override
    public <T extends SmbTransport> T unwrap(final Class<T> type) {
        if (type.isAssignableFrom(this.getClass())) {
            return (T) this;
        }

                        log.println("DFS redirect: " + dr);
                    }

                    final UniAddress addr = UniAddress.getByName(dr.server);
                    final SmbTransport trans = SmbTransport.getSmbTransport(addr, url.getPort());
                    /* This is a key point. This is where we set the "tree" of this file which
                     * is like changing the rug out from underneath our feet.