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CSU Customer
Service
Unit - DSU
Digital
Service
Unit 1, 2 and 4 port point-to-point / multipoint / multidrop / Time Division Multiplexing (TDM) options to reduce line and equipment costs. Supports all major digital leased line services; DDS / DDS 11 Secondary Channel to 56Kbps and 64Kbps Clear Channel - Integral V.32bis or 4-wire Switched 56 restoral options for continuous transmission Integral A / B switch for restoral via 2-wire DataPath SW56 / 64, ISDN BRI or V.34 class modems (3512 with 2 / 4 port options) Point-to-point and multipoint rate adaptation Standalone or rack-mountable configurations Unattended remote configuration, testing and monitoring.
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