. * * @package LibreNMS * @link http://librenms.org * @copyright 2017 Barry O'Donovan * @author BArry O'Donovan */ $hardware = snmp_get($device, 'powerSystemModel.0', '-Ovqa', 'SP2-MIB'); $sw_version1 = snmp_get($device, 'controlUnitSwVersion.1', '-Ovqa', 'SP2-MIB'); $sw_version2 = snmp_get($device, 'controlUnitSwVersion.2', '-Ovqa', 'SP2-MIB'); if (!empty($sw_version1)) { $version = $sw_version1; } elseif (!empty($sw_version2)) { $version = $sw_version2; } $serial = snmp_get($device, 'powerSystemSerialNumber.0', '-Ovqa', 'SP2-MIB');