With the recent advances in telecommunication technologies, high-speed access networks, by which each user can easily access to networks, have beenintroduced in home environments. As a result, many users can now enjoy many network-based services and many electronic devices are connected to the network so that home networks can be easily constructed.
ITU-T K.74-2008 history
2008ITU-T K.74-2008 EMC resistibility and safety requirements for home network devices Study Group 5