}

        if ( log.isDebugEnabled() ) {
            log.debug(
                "Signing " + ( ( this.negotiatedFlags2 & SmbConstants.FLAGS2_SECURITY_SIGNATURES ) != 0 ? "enabled " : "not-enabled " )
                        + ( ( this.negotiatedFlags2 & SmbConstants.FLAGS2_SECURITY_REQUIRE_SIGNATURES ) != 0 ? "required" : "not-required" ));
        }

            this.writeSizeFile = Math.min(th.getConfig().getSendBufferSize() - 70, 0xFFFF - 70);
        }
        else {
            log.debug("No support or SMB signing is enabled, not enabling large writes");
            this.writeSizeFile = this.writeSize;
        }

        if ( log.isDebugEnabled() ) {
            log.debug("Negotiated file write size is " + this.writeSizeFile);
        }

        }
    }


    @Test
    public void testBrowseDomainNetbios () throws MalformedURLException, CIFSException {

        // only do this if a WINS server is enabled
        getRequiredProperty("jcifs.netbios.wins");

        CIFSContext bctx = withAnonymousCredentials();

        // ensure that the domain name gets resolved through WINS so that

                    reconnect();
                } else {
                    break;
                }
            }
            throw new IOException("Unable to negotiate NTLM authentication.");
        } finally {
            cachedOutput = null;
        }
    }

    private NtlmMessage attemptNegotiation(int response) throws IOException {

            sids.decode(_src);
            retval = (int)_src.dec_ndr_long();
        }
    }
    public static final int SE_GROUP_MANDATORY = 1;
    public static final int SE_GROUP_ENABLED_BY_DEFAULT = 2;
    public static final int SE_GROUP_ENABLED = 4;
    public static final int SE_GROUP_OWNER = 8;
    public static final int SE_GROUP_USE_FOR_DENY_ONLY = 16;
    public static final int SE_GROUP_RESOURCE = 536870912;

     * 
     * @return whether to enforce the use of secure negotiation.
     */
    boolean isRequireSecureNegotiate ();


    /**
     * Enable port 139 failover
     * 
     * Property <tt>jcifs.smb.client.port139.enabled</tt> (boolean, default false)
     * 
     * @return whether to failover to legacy transport on port 139
     */
    boolean isPort139FailoverEnabled ();


    /**

     *
     * @see jcifs.internal.SmbNegotiationResponse#isSigningEnabled()
     */
    @Override
    public boolean isSigningEnabled () {
        return ( this.securityMode & ( Smb2Constants.SMB2_NEGOTIATE_SIGNING_ENABLED ) ) != 0;
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.SmbNegotiationResponse#isSigningRequired()
     */
    @Override
    public boolean isSigningRequired () {

                        if ( log.isTraceEnabled() ) {
                            log.debug("Cannot reuse, signing enforced but connection does not have it enabled " + conn);
                        }
                        continue;
                    }

                    if ( !forceSigning && !tc.getConfig().isSigningEnforced() && conn.isSigningEnforced()

            this.retval = _src.dec_ndr_long();
        }
    }

    public static final int SE_GROUP_MANDATORY = 1;
    public static final int SE_GROUP_ENABLED_BY_DEFAULT = 2;
    public static final int SE_GROUP_ENABLED = 4;
    public static final int SE_GROUP_OWNER = 8;
    public static final int SE_GROUP_USE_FOR_DENY_ONLY = 16;
    public static final int SE_GROUP_RESOURCE = 536870912;

            DfsReferralData referral ) throws CIFSException {
        if ( log.isDebugEnabled() && trans.isSigningOptional() && !loc.isIPC() && !this.ctx.getConfig().isSigningEnforced() ) {
            log.debug("Signatures for file enabled but not required " + this);
        }

        if ( referral != null ) {
            t.markDomainDfs();
        }

        try {
            if ( log.isTraceEnabled() ) {