A method of operating a cable network having a plurality of legacy-capable CPE and a plurality of wideband CPE operatively coupled thereto, the method comprising: distributing at least one first program comprising a plurality of content elements, said act of distributing comprising sending said content elements over multiple carriers of said network; and providing program information data as part of said distributing such that said wideband CPE can receive and decode said at least one first program, said program information being structured so as to preclude said legacy-capable CPE from decoding said first program.