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Chapter 1. Introduction
FEATURES OF THE DBU INTERFACE OPTION MODULE
INTERFACES
2
The main features of the DBU Interface Option Module
include the following:
•
Operates using 1 to 24 DS0s
•
Includes an elastic store for absorption of rate
variations
•
Accepts a plug-on port
•
Provides backup multiple TSU 100/600 data ports
•
Provides TSU timing locked to backup network
when backup function is active
•
Operates by menu for easy configuration
•
Offers weekend and time-of-day backup disable
•
Performs an extensive self test
The DBU Interface Option Module uses the following
interfaces:
•
CCITT V.35 electrical (differential)
•
Connector - V.35 Winchester
•
Loopbacks - Local (toward the DCE)
DBU Interface Option Module User Manual
61200.089L2-1
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