H ELECTRICITY
H04 ELECTRIC COMMUNICATION TECHNIQUE
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
H04L12/00 Data switching networks
H04L12/28 characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
H04L12/2803 Home automation networks
H04L12/2807 Exchanging configuration information on appliance services in a home automation network
H04L12/2812 describing content present in a home automation network, e.g. audio video content