\d+)/', $device['version'], $version); d_echo($version); // specified MIB supported since build 16607 if ($version[build] >= 16607) { $usage = snmp_get($device, 'NMS-PROCESS-MIB::nmspmCPUTotal5min.1', '-OUvQ'); if (is_numeric($usage)) { $proc = ($usage * 100); } } }