In one embodiment, an adapter is configured for coupling to a power line
to receive and propagate multiple types of information including voice
and video. In general, the adapter comprises (i) a physical layer adapter
including a plug for coupling to the power line and logic to support
electrical and mechanical connections to the power line, and (ii) logic
to process information contained in HomePlug frames received over the
physical layer and to route the processed information to one of a
plurality of peripheral devices including a telephone, a monitor and a
video recorder.