Abstract: The present invention relates to a control system for a network device. The control system comprises a network device for connecting to a network and transmitting status information of the network device; a host server for receiving the status information via the network and transmitting action information related to the network device, wherein the action information includes at least an action command; and a Message Queuing Telemetry Transport (MQTT) server for receiving the action information from the host server, and transmitting the action information to the network device, wherein the network device executes the action command according to the received action information.