Paradyne develops, manufactures, and delivers products that provide and enhance high-speed access to the wide area network and digital subscriber loop, enabling network computing, Internet access and multimedia applications.The COMSPHERE 3000 Series Carrier is a metal enclosure assembly that supports high-density mounting of the following compatible Paradyne products in a central-site environment: Channel Service Units (T1 CSUs); Data Service Units/Channel Service Units (T1 DSU/CSUs); Data Service Units (DSUs); Dial Backup Modules (DBMs); Time Division Multiplexer (TDM); Multichannel Multipoint Multiplexer (MCMP); Dial/Lease Modems.