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HP 480 manual Introducing Router Troubleshooting Features

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Troubleshooting

Introducing Router Troubleshooting Features

Introducing Router

Troubleshooting Features

On all router models, the LED error patterns described in this chapter indicate specific error conditions that in some cases require either a recovery procedure done by the operator or replacement of the router. Certain later router models also can display error messages indicating FLASH memory problems that require cycling the power, downloading new operating code, or replacing the router.

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HP 480 manual Introducing Router Troubleshooting Features

Contents

HP AdvanceStack Routers Installation GuideSeries Series Installation Guide Hewlett-Packard Series 200 Routers Hewlett-Packard Series 400 RoutersInstallation Guide Preface PrefaceInstallation Guide PrefaceContents 1. Installation and Initial Setup2. Features and General Hardware Operation Contents3. Troubleshooting A. Cables and ConnectorsInterpreting ERROR Messages on the HP AdvanceStack B. Modem Configuration C. SpecificationsD. FDDI Cable Attachment Configurations Safety Information Regulatory Statements and Warranty IndexInstallation and Initial Setup Installation 2. Preparing the network page 3. Preparing the router hardware page4. Initializing and verifying the router page Phase 1 Ensure that You Have a Complete Set of Accessories Phase 1 Ensure that You Have a Complete Set of AccessoriesC a u t i o n Phase 2 Prepare the Network Phase 2 Prepare the NetworkPhase 2 Prepare the Network N o t eC o n s o l e N o t e Phase 3 Prepare the Router Hardware InstallationPhase 3 Prepare the Router Hardware A. Mount the Router Phase 3 Prepare the Router HardwareSingle-Height Models InstallationPhase 3 Prepare the Router Hardware Figure 1-1. Rack Mount - Bracket PositionDouble-Height Models InstallationPhase 3 Prepare the Router Hardware InstallationB. Connect a Console Optional Phase 3 Prepare the Router HardwareWhen Is a Console Necessary? To install a consoleC. Attach Network Cables Phase 3 Prepare the Router HardwareC a u t i o n N o t e Installation Phase 3 Prepare the Router HardwareConnecting a LAN to the AUI Interface N o t ePhase 3 Prepare the Router Hardware Figure 1-10. Installing the AUI Retainer4. Connect the network cable to the transceiver Installation Phase 3 Prepare the Router HardwareConnecting a LAN to the BNC Interface properly grounded. Refer to ‘‘Safety Information’’ in the back ofPhase 3 Prepare the Router Hardware Figure 1-12. BNC Connector -- Mid-Cableother side of the ‘‘T’’ connector Figure 1-14. The Installed BNC Connector CoverPhase 3 Prepare the Router Hardware Connecting a LAN to the Token Ring InterfacePhase 3 Prepare the Router Hardware Connecting an FDDI Ring to the FDDI InterfaceInstallation Phase 3 Prepare the Router HardwareFigure 1-16. Connecting FDDI Without a Bypass Switch To port B of adjacent DAS station To port A of adjacent DAS stationPhase 3 Prepare the Router Hardware Using an Optional Bypass Switch to Connect an FDDI RingInstallation Figure 1-17. Connecting a Bypass SwitchPhase 3 Prepare the Router Hardware N o t eDisconnect the router from any directly connected FDDI ring Phase 3 Prepare the Router Hardware Connecting a WAN to the WAN InterfaceFigure 1-18. Connecting a WAN Interface N o t eD. Plug In and Verify the Router Hardware Phase 3 Prepare the Router HardwareN o t e Phase 3 Prepare the Router Hardware N o t esaved Installation Phase 3 Prepare the Router HardwarePower and N o t eInstallation Phase 3 Prepare the Router HardwareInstallation N o t ePhase 4 Initialize and Verify the Router Phase 4 Initialize and Verify the RouterN o t e Phase 4 Initialize and Verify the Router This phase involves these stepsFigure 1-24. The Main Menu A. Create or Modify a Router Configuration Phase 4 Initialize and Verify the RouterThe Shortest Path to a Functioning Configuration N o t ePhase 4 Initialize and Verify the Router An Overview of Your Configuration ToolsB. Boot the Router Phase 4 Initialize and Verify the RouterTo boot the router now N o t ePhase 4 Initialize and Verify the Router Figure 1-25. The Default NCL PromptPress Y to commence the reboot operation Phase 4 Initialize and Verify the Router 6. When the copyright screen appearsFigure 1-26. The Copyright Screen C. Set the Correct Time and Date Optional Phase 4 Initialize and Verify the Routertime mm/dd/yy hhmmss D. Set Manager and User Passwords Optional Phase 4 Initialize and Verify the RouterPhase 4 Initialize and Verify the Router Setting a PasswordFigure 1-27. The NCL Screen with Default Prompt E. Verify Router Initialization Phase 4 Initialize and Verify the RouterN o t e Figure 1-28. The NCL Selection in the Main MenuPhase 4 Initialize and Verify the Router Examine the Event LogFigure 1-29. The Event Log Line in the Main Menu Phase 4 Initialize and Verify the Router Return Advance display by one page P Roll back display by one pagePhase 4 Initialize and Verify the Router Figure 1-30. Example of the Statistics Screen Menu1-39 Phase 4 Initialize and Verify the Router The following service statistics screens are availablePhase 4 Initialize and Verify the Router N o t eExamine the Bridging and Routing Tables Phase 4 Initialize and Verify the Router 1-42Phase 4 Initialize and Verify the Router Test Node AccessibilityTesting Node Accessibility N o t eFeatures and General Hardware Operation Features FeaturesRouter Ports FeaturesFeatures Ethernet/802.3 LAN Port with either an AUI-only or AUI/BNC interfaceAdditional Features FeaturesRouter Operation Interpreting Front-Panel LEDs FeaturesInterpreting Front-Panel LEDs Figure 2-2. Example of Router FrontInterpreting Back-Panel LEDs Reset and ClearPower Reset andFeatures Router OperationInterpreting Back-Panel LEDs Figure 2-7. Example of Port Status LEDs for an FDDI PortMeanings of Router Status LEDs Interpreting Back-Panel LEDsMeanings of Port Status LEDs FeaturesN o t e Router OperationN o t e Interpreting Back-Panel LEDs2-10 Features Interpreting Back-Panel LEDsFDDI Port ThruOptical Bypass - Enabled green Interpreting Back-Panel LEDsTesting the LEDs Testing the LEDsFeatures Router OperationResetting the Router, Clearing the Passwords, and Clearing the Router Resetting the Router, Clearing the Passwords, and Clearing the RouterFigure 2-7. Location of the Reset and Clear Buttons To Reset the Router FeaturesN o t e To Clear the Manager and User Passwords Resetting the Router, Clearing the Passwords, and Clearing the RouterTo Clear the Router FeaturesN o t e C a u t i o n display the Main menu figure 1-24 on pageInitialization Sequence FeaturesInitialization Sequence Troubleshooting Introducing Router Troubleshooting Features Introducing Router Troubleshooting FeaturesBasic Troubleshooting Tips Basic Troubleshooting TipsN o t e N o t e Interpreting LED Error Patterns Interpreting LED Error PatternsTable 3-1. LED Error Patterns During Initialization Troubleshooting Interpreting LED Error PatternsDiagnostic Tips TroubleshootingInterpreting ERROR Messages on the HP AdvanceStack Router 200 Series General Procedure for Self-Test FailuresTroubleshooting Interpreting ERROR Messages on the HP AdvanceStack Router 200 SeriesRecoverable Self-Test Failures ERROR Erasure ERROR, block # ERROR Programming ERROR, block #ERROR Incorrect CRC in FLASH ERROR Invalid size field in FLASH ERROR Illegal FLASH ID, byte #, got XXXX, expected YYYYNon-Recoverable Self-Test Failures TroubleshootingInterpreting ERROR Messages on the HP AdvanceStack Router 200 Series Verifying LED Operation Verifying LED Operation on the HP Router ER, TR, and SRVerifying LED Operation on Other Router Models C a u t i o nDiagnostic Tests Testing the Router OnlyDiagnostic Tests Testing the Router’s Ports Diagnostic TestsTo test a WAN port To test a LAN port 802.3/Ethernet or 802.5/token ringTroubleshooting a Terminal or Modem Connection Diagnostic TestsReset Speed Sensing To test an FDDI portDiagnostic Tests Adjust Baud RateReset the Terminal N o t eDiagnostic Tests Check the ConfigurationC a u t i o n Test Router’s Console PortTesting a Transceiver on an Ethernet/802.3 Port Diagnostic TestsN o t e Operator’s ReferenceTesting a Link Diagnostic TestsFigure 3-1. Example of NCL Screen with Default Prompt Tests from Other DevicesDiagnostic Tests 2. At the NCL prompt, enter one of the following commandsDiagnostic Tests Pingping ping x.x.x.x count ping x.x.x.x count wait Diagnostic Tests TelnetA Cables and Connectors Cables and Connectors HP Cables Cables and A ConnectorsCable and Connector on Router HP CablesOther Standard Cables Cables and ConnectorsCable and Connector on Router Standard Cable or Cable SolutionCable and Connector Pin-Outs Router Console Port Connector Pin-OutsRS-232 Modem Cable-Minimum Pin-Outs Cables and ConnectorsTerminal/PC end Router end25-pin male RS-232 Cable for HP Portable 110 and Portable Plus-Minimum Pin-Outs Null-Modem Adapter for Use with Modem Cable-Minimum Pin-OutsCables and Connectors Cable and Connector Pin-OutsRouter AUI LAN Port Definition AUI Cable-Minimum Pin-OutsCable and Connector Pin-Outs Data In, Shield common drainRS-449/422 WAN Cable-Minimum Pin-Outs Cables and ConnectorsCable and Connector Pin-Outs Cables and A ConnectorsV.35 WAN Cable-Minimum Pin-Outs Cables and ConnectorsCable and Connector Pin-Outs A-10X.21 WAN Cable-Minimum Pin-Out Cables and ConnectorsCable and Connector Pin-Outs Cables and A ConnectorsRS-232 WAN Cable-Minimum Pin-Outs Cables and ConnectorsCable and Connector Pin-Outs WAN link endBack-to-Back Test Cables Cables and ConnectorsCable and Connector Pin-Outs Cables and A ConnectorsCables and Connectors Cable and Connector Pin-OutsA-14 62-pin maleCables and Connectors Cable and Connector Pin-Outsand RDB and so on, must be twisted pairs of wire Cables and A ConnectorsCables and Connectors Cable and Connector Pin-Outsand RDB, and so on must be twisted pairs of wire N o t eRouter Token Ring/802.5 LAN Port Definition Cables and ConnectorsCable and Connector Pin-Outs Cables and A ConnectorsFDDI Optical Bypass DIN Connector Pinouts HP Part Number Cables and ConnectorsCable and Connector Pin-Outs Figure A-2. FDDI Bypass Mini DIN Connector PinoutsFDDI Cable Cables and ConnectorsCable and Connector Pin-Outs Cables and A ConnectorsLoopback Connectors Cable and Connector Pin-OutsFor the Console Port For an AUI LAN PortCable and Connector Pin-Outs Cables and A ConnectorsFor a WAN Port HP part number 28606-63007 pin connections pin 9 to pin pin 10 to pinB Modem Configuration HP 35031A Support Link HP 37212B Support LinkHP 50759A Support Link Modem ConfigurationHayes 2400 Smartmodem Black Box V.32 9600 AsyncConfiguration ModemC Specifications Power Consumption Physical without bracketsSpecifications DimensionsSafety Approvals EnvironmentalElectromagnetic Emissions Acoustical for GermanyData Communications Specifications SpecificationsSpecifications Cable InterfacesC Specifications North AmericaTelenet, Tymnet, Infonet, DDN Europe Austria BelgiumFDDI Cable Attachment Configurations FDDI Cable Attachment Configurations Dual-Attach Station DAS Dual-Attach Station DASFigure D-1. Example of Dual-Attach Station Connections Single-Attach Station SAS Single-Attach Station SASFigure D-2. Example of Single-Attach Station Connections Dual-Homed Connection Dual-Homed ConnectionFigure D-3. Example of Dual-Homed Connection Safety Information Safety InformationSafety Symbols Safety InformationInformations concernant la sécurité Symboles de sécuritéInformations concernant la sécurité AVERTISSEMENTHinweise zur Sicherheit SicherheitssymboleSafety Information Hinweise zur SicherheitConsiderazioni sulla sicurezza Considerazioni sulla sicurezzaSimboli di sicurezza PERICOLOConsideraciones sobre seguridad Safety InformationConsideraciones sobre seguridad Símbolos de seguridadSafety Information Safety InformationRegulatory Statements and Warranty Regulatory Statements and Warrantyand Warranty FCC Statement For U.S.A. OnlyEuropean Community Regulatory Statements and WarrantyN o t e VCCI Class 1 Japan Only For the HP Router PR/FR/TFR/LR/BRRegulatory Statements and Warranty and WarrantyDeclarations of Conformity Regulatory StatementsRegulatory Statements and Warranty HP Router PR HP Router FR HP Router TFR HP Router LR HP Router BRThree-Year Limited Hardware Warranty and WarrantyRegulatory Statements Third-Party Products HP designed the HP routers described in this guide to operate with industry-standard hardware and software products Software or Firmware Warranty Regulatory Statements and Warrantyand Warranty Regulatory StatementsIndex IndexSee data communications specifications concentrator, FDDI ...D-4 IndexSee null modem cable current ...C-2 G - H See HP Router ER HP cables ...A-3See network management manager password See password manuals See transceiver MIBSee boot regulatory ...1-2 remote bridge ...A-3, A-13 Remote devices Q - RSee station address See TelnetSee specifications See WAN portsSee trunk coupling unit weight ...C-2 XCVR signal polling ...3-5 XCVR Signal Polling parameter XNS/IPXIndex waiting for speed sense ...3-12 - 3-14 wall mount ...1-7Copyright 1994 Hewlett-Packard Company Printed in Singapore 7/94 Manual Part Number