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Charter Communications, Los Angeles, California DOCSIS architecture includes two primary components: a cable modem located at the customer premises, and a cable modem termination system CMTS located at the CATV headend or node. Cable systems supporting on-demand programming use a hybrid fiber-coaxial system. Fiber optic lines bring digital signals to nodes in the system where they are converted into RF channels and modem signals on coaxial trunk lines....
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