if ( log.isDebugEnabled() ) {
            log.debug("Sign key is " + Hexdump.toHexString(this.signKey));
            log.debug("Verify key is " + Hexdump.toHexString(this.verifyKey));
        }

        this.sealClientKey = deriveKey(mk, C2S_SEAL_CONSTANT);
        this.sealClientHandle = Crypto.getArcfour(this.sealClientKey);
        if ( log.isDebugEnabled() ) {

            synchronized ( this ) {
                try ( SmbTreeImpl t = getTree() ) {
                    if ( t != null ) {
                        if ( !this.treeAcquired ) {
                            if ( log.isDebugEnabled() ) {
                                log.debug("Acquire tree on first usage " + t);
                            }
                            t.acquire();
                            this.treeAcquired = true;

                    return existing;
                }
            }
            SmbTransportImpl conn = new SmbTransportImpl(tc, address, port, localAddr, localPort, forceSigning);
            if ( log.isDebugEnabled() ) {
                log.debug("New transport connection " + conn);
            }
            if ( nonPooled ) {
                this.nonPooledConnections.add(conn);
            }
            else {

            p += path;
        }
        try {
            if ( log.isDebugEnabled() ) {
                log.debug("Fetching referral for " + p);
            }
            DfsReferralData dr = trans.getDfsReferrals(tf, p, targetHost, targetDomain, 0);
            if ( dr != null ) {

                if ( log.isDebugEnabled() ) {
                    log.debug(String.format("Referral for %s: %s", p, dr));

            }
            if ( log.isDebugEnabled() ) {
                log.debug("Server " + dr.server + " path " + reqPath + " remain " + reqPath.substring(consumed) + " path consumed " + consumed);
            }
            dr.pathConsumed = consumed;
        }
        else {
            if ( log.isDebugEnabled() ) {

        bufferIndex += 4;
        this.setupCount = buffer[ bufferIndex ] & 0xFF;
        bufferIndex += 2;
        if ( this.setupCount != 0 ) {
            if ( log.isDebugEnabled() )
                log.debug("setupCount is not zero: " + this.setupCount);
        }

        return bufferIndex - start;
    }

        }
        else {
            this.serviceName = manager.createName(service + "@" + host, GSSName.NT_HOSTBASED_SERVICE, mechOid);
        }

        if ( log.isDebugEnabled() ) {
            log.debug("Service name is " + this.serviceName);
        }

        if ( name != null ) {
            this.clientName = manager.createName(name, GSSName.NT_USER_NAME, mechOid);

                 */
                RequestWithPath preq = (RequestWithPath) request;
                if ( preq.getPath() != null && preq.getPath().length() > 0 ) {
                    if ( log.isDebugEnabled() ) {
                        log.debug(String.format("Setting DFS request path from %s to %s", preq.getPath(), preq.getFullUNCPath()));
                    }
                    preq.setResolveInDfs(true);

                    if ( log.isDebugEnabled() ) {
                        log.debug("Closing session after timeout " + ssn);
                    }
                    ssn.logoff(false, false);
                }
            }
        }
        SmbSessionImpl ssn = new SmbSessionImpl(tf, targetHost, targetDomain, this);
        if ( log.isDebugEnabled() ) {

                    // PAC Server Signature
                    if ( this.serverSignature == null ) {
                        this.serverSignature = new PacSignature(bufferData);
                        if ( log.isDebugEnabled() ) {
                            log.debug(
                                String.format("Server signature is type %d @ %d len %d", this.serverSignature.getType(), bufferOffset, bufferSize));
                        }