Abstract: The invention relates to a Residential Broadband Cable Communicator for communicating over two or more types of cables within a house, each type of cables defines a channel, comprising (a) a first port connected to a home Ethernet device, (b) plurality of second ports each of said second ports being connected respectively to one of said channels, (c) a HomePlug modem for receiving data from said Ethernet device through said first port, and transmitting the same simultaneously through two or more of said second ports over two or more of said channels respectively to another Residential Broadband Cable Communicator, and for receiving a selected best quality data signal from a selector, and conveying the same to said Ethernet device, (d) a selector