Example embodiments disclosed herein relate to utilizing client mobile devices for wireless network monitoring. A shutdown device comprising communication means communicating with the management modules and comprising implementation of the previously described shutdown method. That portion of the affixation, bolt, rivet, or screw that resides in the interior of the light housing is attached along the side of the socket and behind the face of the light bulb so that the affixation will not be seen when the housing is in place. A second address generator generates a second address in accordance with the decoded data from the soft channel decoder, and a soft linear block code decoder decodes data decoded by the soft channel decoder in accordance with the second address from the second address generator.