private byte[] preauthSalt;


    /**
     * @param config
     * @param securityMode
     */
    public Smb2NegotiateRequest ( Configuration config, int securityMode ) {
        super(config, SMB2_NEGOTIATE);
        this.securityMode = securityMode;

        if ( !config.isDfsDisabled() ) {
            this.capabilities |= Smb2Constants.SMB2_GLOBAL_CAP_DFS;
        }