ADTRAN DSU 56/64, User Manual

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61200062L1-1 DSU 56/64 User Manual 1-1
Chapter 1
Introduction
PRODUCT OVERVIEW
The ADTRAN DSU 56/64, shown in Figure 1-1 on page 1- 2, is a
technologically advanced, high performance Data Service/Channel
Service Unit (DSU/CSU) that provides the interface between telco
provided Digital Data Service (DDS) and the customer’s Data
Terminal Equipment (DTE).
The DSU 56/64 supports both 56 kbps and 64 kbps loop service
rates with the DTE interface rate matching the selected loop rate. A
synchronous V.35 interface is provided for the DTE interface.
All setup or configuration is accomplished with a single eight-
position DIP switch that is accessible from the back panel of the
unit.