protected function configure(array $options): void
    {
        $options = array_merge([
            'backlog' => 50,
            'ssl_cert_file' => null,
            'ssl_passphrase' => null,
            'ssl_allow_self_signed' => false,
            'timeout_accept' => self::TIMEOUT_ACCEPT,
        ], $options);

        parent::configure($options);
    }