Nortel Communication Server 1000 Guide

Nortel Communication Server 1000

ISDN Primary Rate Interface

Maintenance

Release: 6.0

Document Revision: 03.01

www.nortel.com

NN43001-717

Nortel Communication Server 1000

Release: 6.0

Publication: NN43001-717

Document release date: 11 May 2009

Sourced in Canada

LEGAL NOTICE

While the information in this document is believed to be accurate and reliable, except as otherwise expressly

agreed to in writing NORTEL PROVIDES THIS DOCUMENT "AS IS" WITHOUT WARRANTY OR CONDITION OF

ANY KIND, EITHER EXPRESS OR IMPLIED. The information and/or products described in this document are

subject to change without notice.

Nortel, the Nortel Logo, the Globemark, SL-1, Meridian 1, and Succession are trademarks of Nortel Networks.

All other trademarks are the property of their respective owners.

Contents

New in this release 7

Other 7

Revision History 7

How to get help 9

Getting help from the Nortel web site 9

Getting help over the telephone from a Nortel Solutions Center 9

Getting help from a specialist by using an Express Routing Code 10

Getting help through a Nortel distributor or reseller 10

Introduction 11

Subject 11

Applicable systems 11

Intended audience 12

Conventions 12

Related information 12

PRI fault clearing 15

Contents 15

PRI Red alarm (local alarm) 15

PRI Yellow alarm (remote alarm) 17

PRI problems 18

D-channel problems 19

Quick reference to PRI operations 21

Contents 21

PRI commands (LD 60) 22

PRI messages 23

DCHI quick reference 23

D-channel commands (LD 96) 23

DCH messages 25

MSDL commands 25

Maintenance service messages 25

PRI status check 27

PRI startup 30

Network Call Trace 31

Nortel Communication Server 1000

ISDN Primary Rate Interface Maintenance

NN43001-717 03.01

11 May 2009

Primary Rate Interface maintenance 39

Contents 39

PRI commands (LD 60) 40

PRI alarm commands 42

PRI test commands 44

PRI tests 44

PRI error detection 48

TN-to-channel number conversion 53

Use the error counter 54

Replace the PRI 56

Pulsed E and M DTI2 signaling 56

D-channel maintenance 59

Contents 59

DCH commands (LD 96) 59

DCH tests 63

DCH traffic (LD 2) 66

MSDL local loopback test (NT6D80) 70

MSDL remote loopback tests (NT6D80) 72

Protocol log (PLOG) 74

Replace the DCHI 77

LD 60 - Loop Maintenance for SYS-12, AXE-10, SWE, SWISSNET, NUMERIS,

EuroISDN, NEAX-61, Asia-Pacific 78

Clock controller maintenance 79

Contents 79

Clock operation 79

Clock controller commands (LD 60) 82

Replace the clock controller 82

Clock controller cabling 85

ISDN Signaling Link maintenance 89

Contents 89

ISL status formats 89

ISL startup 91

ISL recovery 91

1.5 Mb DTI/PRI maintenance 93

Contents 93

Overview 93

Monitor DTI/PRI operation 93

DTI/PRI maintenance tools 97

1.5 Mb ISL maintenance 121

Contents 121

Overview 121

Nortel Communication Server 1000

ISDN Primary Rate Interface Maintenance

NN43001-717 03.01

11 May 2009

ISL maintenance tools 124

2.0 Mb DTI maintenance 127

Contents 127

Overview 127

Monitor system DTI operation 129

System DTI maintenance tools 135

2.0 Mb PRI maintenance 143

Contents 143

Overview 143

Enable the 2.0 Mb PRI after installation 143

Disable the 2.0 Mb PRI before removal 145

Monitor system PRI operation 146

System PRI maintenance tools 157

2.0 Mb ISL maintenance 165

Contents 165

Overview 165

Setting up the D-channel 169

ISL maintenance 174

Nortel Communication Server 1000

ISDN Primary Rate Interface Maintenance

NN43001-717 03.01

11 May 2009

Nortel Communication Server 1000

ISDN Primary Rate Interface Maintenance

NN43001-717 03.01

11 May 2009

New in this release

There have been no updates to the document in this release.

Other Revision History

May 2009 Standard 03.01. This document is up-issued to support Communication

Server 1000 Release 6.0.

December 2007 Standard 02.02. This document has been up-issued to support

Communication Server Release 5.5.

June 2007 Standard 01.02. This document is up-issued to remove the Nortel Networks

Confidential statement.

May 2007 Standard 01.01. This document is issued to support Communication

Server 1000 Release 5.0. This document contains information previously

contained in the following legacy document, now retired: ISDN Primary

Rate Interface Maintenance (NN43001-717). No new content has been

added for Communication Server 1000 Release 5.0. All references to

Communication Server 1000 Release 4.5 are applicable to Communication

Server 1000 Release 5.0.

August 2005 Standard 3.00. This document is up-issued to support Communication

Server 1000 Release 4.5.

September 2004 Standard 2.00. This document is up-issued for Communication Server 1000

Release 4.0.

October 2003 Standard 1.00 This document is a new technical document for Succession

3.0. It was created to support a restructuring of the Documentation Library,

which resulted in the merging of multiple legacy technical documents.

This new document consolidates information previously contained in the

following legacy documents, now retired:

•ISDN PRI: Maintenance (553-2901-501)

•1.5Mb DTI/PRI Description, Installation and Maintenance

(553-3011-310) . Content from 2.0Mb DTI/PRI Description, Installation

Nortel Communication Server 1000

ISDN Primary Rate Interface Maintenance

NN43001-717 03.01

11 May 2009

8New in this release

and Maintenance (553-3011-310) also appears in ISDN Primary Rate

Interface Installation and Commissioning (NN43001-301).

•2.0Mb DTI/PRI Description, Installation and Maintenance (553-3011-315

2.0) . Content from 2.0Mb DTI/PRI Description, Installation and

Maintenance (553-3011-315 2.0) also appears in ISDN Primary Rate

Interface Installation and Commissioning (NN43001-301).

Nortel Communication Server 1000

ISDN Primary Rate Interface Maintenance

NN43001-717 03.01

11 May 2009

How to get help

This chapter explains how to get help for Nortel products and services.

Getting help from the Nortel web site

The best way to get technical support for Nortel products is from the Nortel

Technical Support web site:

http://www.nortel.com/support

This site provides quick access to software, documentation, bulletins, and

tools to address issues with Nortel products. From this site, you can:

•download software, documentation, and product bulletins

•search the Technical Support Web site and the Nortel Knowledge Base

for answers to technical issues

•sign up for automatic notification of new software and documentation

for Nortel equipment

•open and manage technical support cases

Getting help over the telephone from a Nortel Solutions Center

If you do not find the information you require on the Nortel Technical

Support web site, and you have a Nortel support contract, you can also get

help over the telephone from a Nortel Solutions Center.

In North America, call 1-800-4NORTEL (1-800-466-7835).

Outside North America, go to the following web site to obtain the telephone

number for your region:

http://www.nortel.com/callus

Nortel Communication Server 1000

ISDN Primary Rate Interface Maintenance

NN43001-717 03.01

11 May 2009

10 How to get help

Getting help from a specialist by using an Express Routing Code

To access some Nortel Technical Solutions Centers, you can use an

Express Routing Code (ERC) to quickly route your call to a specialist in

your Nortel product or service. To locate the ERC for your product or

service, go to:

http://www.nortel.com/erc

Getting help through a Nortel distributor or reseller

If you purchased a service contract for your Nortel product from a

distributor or authorized reseller, contact the technical support staff for that

distributor or reseller.

Nortel Communication Server 1000

ISDN Primary Rate Interface Maintenance

NN43001-717 03.01

11 May 2009

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