a technique for communicating multimedia data between nodes over coaxial cable , wherein the nodes are connected via a coaxial cable network , is disclosed . in an embodiment , the technique involves establishing a primary channel for communicating between first and second nodes of the coaxial cable network , establishing a secondary channel for communicating between the first and second nodes of the coaxial cable network , wherein the primary and secondary channels are in different frequency bands and wherein the primary channel is used for communicating media access control frames , and communicating a time series of data frames between the first and second nodes using both the primary channel and the secondary channel .