
Dual Channel Service Unit A-1
Appendix
A
Specifications
The specifications for the DIU 2131 are given below:
Applications Interface
Data Rate Port 1:
n
×
56/64 kbit/s increments
Port 2: 2.4, 4.8, 9.6, 19.2, 28.8, 38.4, 56, 64 kbit/s
Number of Data Ports 2
Channelization SF/ESF, user-assigned slots
Data Port Loopbacks
Bidirectional
Interface Module
HLM 2532 Port 1: V.35, Winchester type, female
Port 2. RS-232, DB-25 type, female
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