public function isPortOpenRepeater($seconds = 15)
    {
        $start = time();
        $instance = $this->getPingInstance();

        do {
            $current = time() - $start;
            $latency = $instance->ping('fsockopen');

            if ($latency !== false) {
                return true;
            }
        } while ($current <= $seconds);

        return false;
    }