User manual

Chapter 1. Introduction

1-2 Dual T1/PRI Module User Manual 61200314L1-1

Features

Features of the Dual T1/PRI Module are listed here:

•TwoT1interfaces

• Each interface configurable for DS-1, DSX-1, or PRI

• AT&T 62411 and ANSI T1.403 compliant

• Diagnostic loopback support

• Various timing options

•T1ESFdiagnostics

• Bantum monitor jacks on each interface

• Performance per ANSI T1.403, AT&T 54016, and ANSI T1.102

• RJ-48C network interface connector

• AMI or B8ZS coding

• ESF or SF(D4) framing

• Line build-out settings:

DSX-1: 0to 655 feet in 133-foot increments

DS-1: -22.5, -15, -7.5,and 0 dB

• Line loopback (VT-100/remote/in-band)

• Payload loopback

• PRI switch support for the following switches:

-ATT5ESSNTorLT

- Nortel DMS-100 NT or LT

- NI-2NT (network termination)

• Supports the inherent DACS capability of the ATLAS 550

• Reports line performance data via SNMP in RFC1406 format

• Trunk conditioning

Dual T1/PRI Module Specifications

Each port of the Dual T1/PRI Module conforms to the following specifica-

tions:

Line rate 1.544 Mbps, +

75 bps

Capacity T1: 1 to 24 DS0s

PRI: 23 B + D

Line Codes AMI(alternatemarkinversion)orB8ZS(bipolarreturnto

zero)

Framing D4 or ESF

Tests Self-test, line loopback, port loopback

Connectors RJ-48C (eight-position modular jack)

Terminating

Impedance

100 ohms +