public function discoverWirelessRssi()
    {
        $data = snmpwalk_cache_oid($this->getDeviceArray(), 'lcosLXStatusWLANCompetingNetworksEntrySignalLevel', [], 'LCOS-LX-MIB');
        $data = snmpwalk_cache_oid($this->getDeviceArray(), 'lcosLXStatusWLANCompetingNetworksEntryInterpointPeerName', $data, 'LCOS-LX-MIB');
        $bssids = $this->getCacheByIndex('lcosLXStatusWLANCompetingNetworksEntryBssid', 'LCOS-LX-MIB');