Chapter 22: Nt8D15 E And M Trunk Card; Contents; Introduction - Avaya Nortel Communication Server 1000 Reference

Chapter 22: NT8D15 E and M Trunk card

Contents

This section contains information on the following topics:

Introduction

Physical description
Functional description
Operation
Electrical specifications
Connector pin assignments
Configuration
Applications
Introduction
The NT8D15 E and M Trunk card interfaces four analog telephone trunks to the switch. Each
trunk interface connects to a trunk facility using tip and ring leads that carry voice, ringing, and
tone signaling, and to signaling interfaces by E and M leads. Each unit can be configured
independently by software control in the Trunk Data Block (or Trunk Administration) program
LD 14.
You can install this card in any IPE slot.
Note:
Up to four analog trunk cards are supported in each Media Gateway and Media Gateway
Expansion.
The NT8D15 E and M Trunk card supports the following types of trunks:
• 2-wire E and M Type I signaling trunks
• two-wire dial repeating trunks
Circuit Card Reference
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