private function prepareStandaloneMode()
    {
        $param_path = nbCLICheckOption('p', 'path', ':', false);
        if ($param_path && is_dir($param_path)) {
            $this->mode = CNabuEngine::ENGINE_MODE_STANDALONE;
            $this->host_path = $param_path;
        } else {
            echo "Invalid host path provided for Standalone Engine Mode.\n";
            echo "Please revise your params and try again.\n";
        }
    }