A heat collector is formed by at least one extruding step for reducing machining steps, and is assembled to a separately formed mounting frame which may be stamped and formed or molded. The method and device for an integrated smart hub provides for a simultaneously multicasting of a plurality of functions with a simple and an easy process to operate the device. The client PC transmits by unicast, based on the URL of the search server, to the search server on the other subnet a message in which a device type to be searched is set, and extracts from a message received from the search server a URL of a device on the other subnet.