It performs the core DSP operations of Discrete Multi-Tone technology. Analog Front End. It incorporates the line driver, receiver, and amplifiers essential for high performance in a hybrid network. Digital Signal Processor. Configuration and Management Software.
Software includes modem configuration and management.
ATM seems to be the Telecom's companies battle horse, so ADSL will have to deal with ATM cells. At the same time, these same companies still want to support legacy ISDN or other protocols. Also, in order to access the market immeadiately, compatibility with Ethernet and IP is needed. Old and new multimedia protocols also have to be taken into consideration.