Advanced Troubleshooting | Nortel Networks BM450 guide

54 Chapter 5 Advanced Troubleshooting

3Verify that the appropriate keycode is active. For H323 trunks, the keycode is VoIP GW Trunk, and for SIP trunks, the keycode is SIP GW Trunk.

4Select Configuration > Telephony > Lines > Active VoIP Lines. Select the appropriate line and verify that the Control Set and Prime Set are provisioned correctly.

5Select Configuration > Resources > Telephony Resources and select the appropriate trunk.

NN40160-700

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Nortel Networks BM450 manual Advanced Troubleshooting

Contents

BCM450 Troubleshooting Guide Copyright 2008 Nortel Networks, All Rights Reserved BCM450 Troubleshooting Guide Task List Task List NN40160-700 Contents Chapter Advanced Troubleshooting Contents Chapter Understanding system messages Chapter Contacting Technical Support Audience IntroductionPurpose Organization List of acronyms AcronymsIntroduction Acronym Description Introduction List of acronyms Symbols and conventions used in this guide Related publications Introduction NN40160-700 Network configuration Initial TroubleshootingProper installation and routine maintenance Navigation Normal behavior on your network Device configuration informationInitial Troubleshooting Logical connections Initial Troubleshooting Initial Troubleshooting NN40160-700 Check the power source Hardware TroubleshootingTroubleshooting the BCM450 hardware Check LED indicators Hardware Troubleshooting System status LEDs states and descriptions LAN port LED locations Status Description Power Status Description MBM LED descriptions DTM LED functions Status Descriptions Check the wiring connections To verify the keycodes using Element ManagerVerify the keycodes To verify the keycodes using Telset Restart or shut down the system Reset functions To restart the systemFunction Description Impact Power on self test Hardware reset functionsViewing the Post log file Testing basic hardware functionality Example Bootloader.log file with no errors To test the main unit To troubleshoot the main unitTo test the expansion unit Testing an MBM To troubleshoot the expansion unit Determining why an MBM does not appear in Element Manager Troubleshooting the FEMTo determine why the ATA 2 does not function To determine why there is no dial tone at the ATA2 To check the ATA2 wiringReset to factory settings Reset levels Monitoring the boot process To perform a Level 1 reset configuration resetTo perform a Level 2 reset software reset Hardware Troubleshooting Boot process with failed or missing memory Verify the keycodes Software TroubleshootingVerify the software version Check the programming of lines and phones To check line programming Software TroubleshootingCheck line programming Trunk/Line data Software Troubleshooting Trunk/Line Data main panel Sheet 2 Software Troubleshooting Trunk/Line Data main panel Sheet 3 Properties Dia l mode Properties line settings Sheet 1Trunk mode Line must be equipped with disconnect supervision from Software Troubleshooting Properties line settings Sheet 2 SignalingPreferences Preferences details fields for lines Sheet 1 Auto privacy Answer mode Restrictions Restrictions To restore data from an archive Restoring system dataAssigned DNs To restore the factory configuration Select Components to Restore panel opens Viewing the inventory of BCM450 software Obtaining software updatesVerify the software inventory To view the BCM450 software inventory To obtain updates from the Nortel Technical Support Web Software Troubleshooting NN40160-700 Advanced Troubleshooting Troubleshooting exampleExample 1 Cannot dial out from an analog trunk Advanced Troubleshooting Example 2 Cannot dial out from a SIP or H323 VoIP trunk Advanced Troubleshooting Advanced Troubleshooting Advanced Troubleshooting Advanced Troubleshooting Example 3 IP set is not registering with the BCM450 Troubleshooting example 3a Troubleshooting example 3b Advanced Troubleshooting Example 5 Cannot dial out from digital trunk Troubleshooting example Advanced Troubleshooting Advanced Troubleshooting Advanced Troubleshooting Advanced Troubleshooting Troubleshooting example Select Configuration Resources Telephony Resources Recovery trees System is not processing calls Recovery trees Start-up profile fails Cannot access BCM450 through Element Manager Start-up profile fails Cannot access BCM450 through Element Manager NN40160-700 Unexpected shutdown BCM450 Troubleshooting Guide BCM450 shuts down unexpectedly Recovery trees NN40160-700 Downloading software from the BCM450 webpage Application User Administrator User ApplicationsDownloading Software Applications available on BCM450 web To download software from the BCM450 webpage Downloading Software Applications available on BCM450 web Downloading software from the Nortel web site Downloading Software Downloading Software NN40160-700 Troubleshooting Tools Service ManagementStatus and Metrics Troubleshooting Tools Command Line InterfaceAccessing the CLI Utilities Accessing the CLI through a serial connection Accessing the CLI through the OAM portUsing the Configuration CLI Using the Maintenance CLI Reporting for dropped calls Alarms, logs, and trapsUnderstanding system messages To set Release Reasons Understanding system messages Release reasons Using the Knowledge and Solution Engine Useful Troubleshooting LinksKnowledge and Solution Engine Partner Bulletins To use the Knowledge and Solution Engine Useful Troubleshooting Links To perform a backup Frequently Asked QuestionsBackup, restore, and reset operations How do I back up the database? How do I restore the BCM450 from a previous backup? To restore data from the BCM450Frequently Asked Questions How do I recover a lost password for the BCM450? Password protectionCompleting a warm or cold reset Recovering a lost password Fault management How do I view Alarms? Can I acknowledge and clear them?To view an alarm System and status information To acknowledge an alarmUsing the Element Manager to transfer log files How do I capture the logs from the BCM450? Using the BCM450 Web Page to transfer log files How do I capture the current BCM450 configuration? Capturing the current configuration How do I show specific process states? How do I find the BCM450 system health?Viewing the system health Viewing specific process states How do find the BCM450 System ID and Serial Number? Connectivity problemsVerify the current software revision Viewing the system ID and serial number IP addresses What is an Ethernet loop, and how do I avoid creating one?What are the default IP addresses of the BCM450 ports? Can I modify the IP address of the OAM port? Frequently Asked Questions Frequently Asked Questions NN40160-700 Contacting Technical Support Gathering critical information Getting help over the phone from a Nortel Solutions Center Getting Help from the Nortel Web siteContacting Technical Support Getting help through a Nortel distributor or reseller Contacting Technical Support NN40160-700