librenms-librenms/includes/polling/os/gw-eydfa.inc.php

<?php
/**
 * gw-eydfa.inc.php
 *
 * LibreNMS OS poller module for Glass Way WDM EYDFA Optical Amplifier
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * @package    LibreNMS
 * @link       http://librenms.org
 * @copyright  2018 TheGreatDoc
 * @author     TheGreatDoc
 */

$data = snmp_get_multi($device, ['commonDeviceModelNumber.1', 'commonDeviceSerialNumber.1', 'commonDeviceVendorInfo.1'], "-OQUs", 'NSCRTV-HFCEMS-COMMON-MIB');

$hardware = $data['1']['commonDeviceModelNumber'];
$serial = $data['1']['commonDeviceSerialNumber'];
$version = $data['1']['commonDeviceVendorInfo'];