}


    @Override
    public String toString () {
        String c;
        switch ( this.command ) {

        case SMB2_NEGOTIATE:
            c = "SMB2_NEGOTIATE";
            break;
        case SMB2_SESSION_SETUP:
            c = "SMB2_SESSION_SETUP";
            break;
        case SMB2_LOGOFF:
            c = "SMB2_LOGOFF";
            break;

    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;
        }