Two home-networking groups have announced new specifications lessthan a week after the ratification of the G.hn standard for networkingover all types of household wires.

On Tuesday, MoCA (Multimediaover Coax Alliance) said it had completed the MoCA 2.0 specification,which will at least double the speed of the system for sending video andother content over the wires usually used for cable TV. On Monday, theHomePlug Powerline Alliance announced its Green PHY specification, whichis a use profile for the HomePlug AV and IEEE 1901 standards that isintended for home energy management.