/includes/definitions/discovery/qtech.yaml :
mib: Qtech_private_2.1.26.mib
modules:
    processors:
          data:
              -
                  oid: switchCpuUsage
                  num_oid: '.1.3.6.1.4.1.6339.100.1.11.10.{{ $index }}'
                  descr: CPU Usage

/includes/definitions/qtech.yaml :
os: qtech
text: 'qtech'
type: network
icon: qtech
group: qtech
over:
    - { graph: device_bits, text: 'Device Traffic' }
    - { graph: device_processor, text: 'CPU Usage' }
    - { graph: device_mempool, text: 'Memory Usage' }
discovery:
    - sysObjectID:
        - .1.3.6.1.4.1.27514.1.1.1
/includes/polling/os/qtech.inc.php :
$hardware = trim(snmp_get($device, '.1.3.6.1.4.1.27514.100.25.1.1.1.0', '-OQv'), '"');
$version = trim(snmp_get($device, '.1.3.6.1.4.1.27514.100.25.1.1.2.0', '-OQv'), '"');
$serial = trim(snmp_get($device, '.1.3.6.1.2.1.47.1.1.1.1.11.1', '-OQv'), '"');

if (empty($hardware) && empty($version)) {
    $temp_data = snmp_get_multi_oid($device, 'sysHardwareVersion.0 sysSoftwareVersion.0', '-OUQs', 'Qtech_private_2.1.26.mib');
    $hardware =  $temp_data['sysHardwareVersion.0'];
    $version = $temp_data['sysSoftwareVersion.0'];
    unset($temp_data);
}