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AT&T manual PSTN Legacy PBX site with Cisco gateway Another BCM50 IP PBX site

Models: BCM50

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AT&T IP Flexible Reach Service

Nortel BCM50 Release 3.0 SIP Configuration Guide

Fax was tested and is supported on the BCM50 using the T.38 or G.711 fax protocol through the AT&T IP Flexible Reach network to/from the following:

•PSTN

•Legacy PBX site with Cisco gateway

•Another BCM50 IP PBX site

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AT&T manual PSTN Legacy PBX site with Cisco gateway Another BCM50 IP PBX site

Contents

Issue AT&T VOIP Nortel BCM50 Release 3.0 SIP Configuration GuideFor Use with AT&T IP Flexible Reach Service Issue 12/26/2007 Page 1 ofTABLE OF CONTENTS Special NotesTABLE OF FIGURES 1 Introduction 1.1 Pre-IP PBX Configuration Activity1.2 Customer Questions 1.4 Document Feedback 1.3 Trouble Reporting1.5 Document Change History December 12 IssueIssue Page 6 ofCalling Number Restricted / Private not supported Emergency 911/E911 Services Limitations2 Special Notes BCM Soft Phones not currently supported3 Overview Figure 1 AT&T IP Flexible Reach Networko 12 digital station ports supporting digital phones PSTN Legacy PBX site with Cisco gateway Another BCM50 IP PBX site 4.1 Nortel BCM50 Version and Feature Requirements 4 Configuration GuideUpdate History Patch Name UPDATE to FEPSFigure 3 BCM50 Lists of Applied Patches Version4.2 IP Trunks Figure 4 Available VoIP Trunks Figure 5 Application Resource availability of SIP or IP TrunksFigure 6 Assigning Line Pool to IP Trunks Figure 7 Assigning DN to Line PoolNortel BCM50 Release 3.0 SIP Configuration Guide IssueAT&T IP Flexible Reach Service Page 16 ofFigure 8 Configuring General DN Length Figure 9 Configuring Public Received Number Length and Dialing PlanFigure 10 Configuring Private Received Number Length Figure 11 Assigning a Route for IP Trunks Figure 12 Assign Code to Access IP Trunk Routes 4.3.1 Failover to Secondary AT&T IP Border Element IPBE 4.3 SIP Proxy ParametersFigure 13 Selecting IP Trunk Module Figure 14 Sip Proxy Parameters Figure 15 Outbound Proxy Table for failover to secondary AT&T IPBEs 4.4 Media Parameters Configuration Æ Resources Æ Telephony ResourcesDisabled 1 st Preferred CodecFigure 17 Configuring analog DNs for fax Configuration Æ Resources Æ Telephony Resources 4.5 Port RangesFigure 18 Media Gateway Port Ranges 4.6 Configuring Outgoing Calls from BCM50 to AT&T IP Flex Reach ConfigurationÆ TelephonyÆ Sets Æ All DNsConfigurationÆ TelephonyÆ Sets Æ All DNs 4.7 Configuring Incoming Calls from AT&T IP Flex Reach to BCM50Figure 20 Configuring DID for Incoming Calls ConfigurationÆ TelephonyÆ Lines Æ Target Lines Figure 21 Display DID on IP Set LCDFigure 22 Assign Line Pool to IP Sets 5 Troubleshooting 5.1 System Monitoring with BCM MonitorBackward version compatibility is supported CPU utilization Physical memory Media card DSP utilization Nortel BCM50 Release 3.0 SIP Configuration Guide IssueAT&T IP Flexible Reach Service Page 33 ofAdministrationÆ General ÆAlarms 5.2 Real-time display of BCM50 AlarmsFigure 28 BCM50 Alarms Page 5.3 Log Management Figure 29 Log Management6 APPENDIX A Configuring Destination Code with Wildcard Figure 30 Configuring Destination Code with WildcardEnd of Document