if (isset($entry['cmEthernetTrafficPortMediaType']) && $entry['cmEthernetTrafficPortMediaType'] == 'fiber' && $entry['cmEthernetTrafficPortOperationalState'] == 'normal') {
        $oid = '.1.3.6.1.4.1.2544.1.12.5.1.21.1.32.' . $index . '.3';
        $current = $pre_cache['adva_fsp150_perfs'][$index . '.3']['cmEthernetTrafficPortStatsLBC'];
        if ($current != 0) {
            $entPhysicalIndex = $entry['cmEthernetTrafficPortIfIndex'];