Specifications

AT&T IP Flexible Reach Service

Nortel BCM200/400 (Release 4.0.2.03a) H.323 Configuration Guide

Knowledge Ventures. Subsidiaries and affiliates of AT&T Inc. provide products and services under the AT&T brand.

Issue 1.9 Page 2 of 36

TABLE OF CONTENTS

1 Introduction................................................................................................................. 4

1.1 Pre-IP PBX Configuration Activity.................................................................... 4

1.2 Customer Questions............................................................................................ 4

1.3 Trouble Reporting............................................................................................... 5

1.4 Document Feedback............................................................................................ 5

1.5 Document Change History.................................................................................. 5

2 Special Notes .............................................................................................................. 7

3 Overview..................................................................................................................... 8

4 Configuration Guide ................................................................................................. 10

4.1 Nortel BCM Version and Feature Requirements.............................................. 10

4.2 VOIP Gateway Trunks...................................................................................... 12

4.3 H.323 Gateway Parameters............................................................................... 19

4.4 Media Parameters.............................................................................................. 20

4.5 Port Ranges....................................................................................................... 22

4.6 Configuring Outgoing Calls from BCM to AT&T IP Flex Reach ................... 23

4.7 Configuring Incoming Calls from AT&T IP Flex Reach to BCM................... 24

4.8 Configuring IP Phone LCD Screen to Display DID Number........................... 25

5 Troubleshooting........................................................................................................ 26

5.1 System Monitoring with BCM Monitor ........................................................... 26

5.2 Real-time BCM System Status LED Displays.................................................. 29

5.3 Real-time BCM Fault/Alarms Management..................................................... 30

5.4 BCM Service Management System.................................................................. 31

5.5 BCM Log Management .................................................................................... 33

APPENDIX A: Configuring Destination Code with Wildcard ........................................ 36