Revised April 2000 DBS-EX23-530 iii
Contents

About This Manual

Overview............................................................................................................................ vii
Related Documents............................................................................................................ vii

Chapter 1. Introduction to the ISDN Interface

Overview................................................................................................................................. 1-3
Description of the ISDN Interface.................................................................................... 1-3
Framing Options............................................................................................................... 1-3
Pre-Installation Requirements................................................................................................. 1-4
Ordering ISDN.................................................................................................................. 1-4
What You Must Purchase................................................................................................. 1-8

Chapter 2. Installation

Guidelines............................................................................................................................... 2-3
Hardware Requirements ................................................................................................... 2-3
Maximums........................................................................................................................ 2-3
Trunk Assignments for Single-Cabinet Systems.............................................................. 2-5
Trunk Assignments for Double-Cabinet Systems ............................................................ 2-6
Installation Procedures.......................................................................................................... 2-12
Installing the CSU........................................................................................................... 2-12
Installing an ISDN in a Single Cabinet........................................................................... 2-14
Installing ISDN in a Double Cabinet with the ISDN in the Slave.................................. 2-21
Installing ISDN in a Double Cabinet with ISDNs in the Master and Slave................... 2-23

Chapter 3. Quick-Start Programming

Before You Begin................................................................................................................... 3-3
Programming Initial ISDN Options........................................................................................ 3-4
Minimum Programming ................................................................................................... 3-4
Multiple DID Programming.............................................................................................. 3-9
Typical Central Office Configurations........................................................................... 3-10