NONE,

    /**
     * Wait indefinitely for a response
     */
    NO_TIMEOUT,

    /**
     * Do not retry request on failure
     */
    NO_RETRY,

    /**
     * Save the raw payload for further inspection
     */
    RETAIN_PAYLOAD

     * 5 = SMB_COM_OPEN_ANDX
     * 6 = SMB_COM_RENAME
     * 7 = SMB_COM_TRANSACTION
     * 8 = SMB_COM_QUERY_INFORMATION
     */

    /* All batch limits are single batch only until further notice
     */

    private static byte[] batchLimits = {
        1, 1, 1, 1, 1, 1, 1, 1, 0
    };

    static {
        String s;

    /**
     * @return the expiration time of this entry
     */
    long getExpiration ();


    /**
     * 
     * @return pointer to next referral, points to self if there is no further referral
     */
    DfsReferralData next ();


    /**
     * @return the link
     */
    String getLink ();

     * 
     * @return resolveHashes
     */
    boolean isResolveHashes ();


    /**
     * @return whether this refrral needs to be resolved further
     */
    boolean isIntermediate ();


    /**
     * @param next
     * @return new referral, combining a chain of referrals
     */
    DfsReferralDataInternal combine ( DfsReferralData next );

     */
    private SmbNegotiation negotiate2 ( Smb2NegotiateResponse first ) throws IOException, SocketException {
        int size = 0;

        int securityMode = getRequestSecurityMode(first);

        // further negotiation needed
        Smb2NegotiateRequest smb2neg = new Smb2NegotiateRequest(getContext().getConfig(), securityMode);
        Smb2NegotiateResponse r = null;
        byte[] negoReqBuffer = null;