Troubleshooting | Cisco Systems 7401ASR manual

Contents

Online Insertion and Removal	3-3
Environmental Monitoring and Reporting Functions 3-4
Environmental Monitoring	3-4
Reporting Functions 3-5
Fan Failures 3-8

Checking Conditions Prior to System Startup

3-9

Starting the System and Observing Initial Conditions

3-9

Configuring a Cisco 7401ASR Router

3-10

Performing a Basic Configuration Using AutoInstall

3-11

Performing a Basic Configuration Using the Setup Facility 3-11

Configuring Global Parameters

3-12

Configuring the Native Gigabit Ethernet and Fast Ethernet/Ethernet Interfaces 3-15

Configuring Port Adapter Interfaces

3-16

Performing a Basic Configuration Using Global Configuration Mode 3-20

Saving the Running Configuration to NVRAM

3-21

Checking the Running Configuration Settings

3-21

Performing Other Configuration Tasks

3-21

Replacing or Recovering a Lost Password

3-22

Overview of the Password Recovery Procedure

3-22

Details of the Password Recovery Procedure

3-23

Viewing Your System Configuration

3-25

Performing Complex Configurations

3-27

Configuring the VPN Acceleration Module

C H A P T E R 4

4-1

Overview 4-1

Configuration Tasks

4-1

Using the EXEC Command Interpreter

4-2

Configuring IKE

4-2

Configuring IPSec

4-3

Creating Crypto Access Lists

4-3

Defining Transform Sets

4-4

Creating Crypto Map Entries

4-5

Verifying the Configuration

4-6

Troubleshooting 5-1

C H A P T E R 5

Troubleshooting Overview 5-1

Problem Solving Using a Subsystems Approach 5-2

Identifying Startup Problems

5-3

Cisco 7401ASR Installation and Configuration Guide

OL-5419-01 B0

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Image 5

Cisco Systems 7401ASR manual Troubleshooting

Contents

Corporate Headquarters Cisco 7401ASR Installation and Configuration Guide Cisco 7401ASR Installation and Configuration Guide Iii N T E N T S Using the Cable-Management Bracket Troubleshooting Using the show pxf feature ? Command and Subcommands B-6 Vii Product Description C-2 Viii Audience Preface Chapter Title Description OrganizationDocument Conventions Indicates a comment line Default responses to system prompts are in square bracketsYou press the D key Xii Waarschuwing Belangrijke Veiligheidsinstructies Hinweis Bewahren SIE Diese Sicherheitsanweisungen AUF Warnung Wichtige SicherheitsanweisungenFigyelem! Fontos Biztonsági Elõírások Megjegyzés Õrizze MEG Ezeket AZ Utasításokat Xiv Aviso Instruções Importantes DE Segurança Terms and Acronyms Xvi Obtaining Documentation Related DocumentationCisco.com Ordering Documentation Obtaining Technical Assistance Documentation FeedbackCisco Technical Support Website You can order Cisco documentation in these ways Xix Submitting a Service RequestDefinitions of Service Request Severity Obtaining Additional Publications and Information Hardware Overview Overview and Parts Installation Cisco 7401ASR Router-Front View Front View LEDs Power UpLED Label Color State, the LED is Traffic System Board Rear View Checking the Shipping Container Contents Verified Task Date Installation Checklist Installing and Removing the CompactFlash Disk Installing the CompactFlash Disk, GBIC, and Port Adapter Gigabit Interface Converter-GBIC Installing and Removing the Gigabit Interface Converter 57603 Installing a Port Adapter or Service Adapter Installing and Removing a Port Adapter or Service Adapter Replacing the Sdram Dimm Removing the Cover Black zinc coating, as a replacementCover screws Cover removal slot and flatblade screwdriver Remove the four screws holding the cover to the chassis Dimm Removing and Installing the Sdram DimmSpring latch on Dimm socket Replacing the Cover Preparing to Install the Cisco 7401ASR Router Rack-Mounting, Tabletop Installation, Cabling Cisco 7401ASR Tools and Parts Required Electrical Equipment Guidelines Preventing Electrostatic Discharge Damage Safety GuidelinesElectrostatic Discharge Prevention Site Requirement Guidelines General Tabletop or Workbench Installation Installing the Router Rack-Mounting a Cisco 7401ASR Router Locate the threaded holes in the front sides of the chassis Attaching the Cable-Management Bracket Installing Rack-Mount Brackets on the Rear of the Chassis Installing the Chassis in the Rack Installing the Cisco 7401ASR Router in a Two-Post Rack Two-Post Rack Installation Attaching a Chassis Ground Connection Four-Post Rack Installation Locating the Chassis Grounding Connector Fan vents Ground connector Attaching a Grounding Lug to the Chassis Grounding Connector Connecting Port Adapter Cables Adapter DTE M/F Pins DCE M/F Pins Mmod Pins Connecting I/O CablesConnecting Console and Auxiliary Port Cables Mmod FdteFdce Intra-Building Lightning Protection Attaching the Fast Ethernet/Ethernet 10/100 Cables Attaching Multimode and Single-Mode Optical Fiber Cables Attaching the Gbic Interface Cables Description Operating Distance Product NumberGBIC-SX= GBIC-LX/LH= 13 Gbic Port Connections Mode-Conditioning Patch Cord Description Cisco 7401ASR Installation and Configuration Guide Attaching the Mode-Conditioning Patch Cord Using the Cable-Management Bracket Attaching the Alarm Port Cable Connecting AC-Input Power Connecting Power Connecting DC-Input Power OL-5419-01 B0 OL-5419-01 B0 Chassis Slot and Logical Interface Numbering Functional Overview Router# show interface g1/0 Router# show interfaces Online Insertion and Removal MAC Address Environmental Monitoring Environmental Monitoring and Reporting Functions Parameter High Warning High Critical Shutdown Reporting FunctionsPXF CPU Router# show environment all Router# show environment lastRouter# show environment table With a single 48V DC power supply installed With a single 24V DC power supply installed Fan Failures With dual 48V DC power supplies installed Starting the System and Observing Initial Conditions Checking Conditions Prior to System Startup Configuring a Cisco 7401ASR Router Hostname# copy running-config startup-config Performing a Basic Configuration Using AutoInstallPerforming a Basic Configuration Using the Setup Facility Restricted Rights Legend Configuring Global Parameters Enter enable secret barney Enter enable secret, enable, and virtual terminal passwords Configure RIP routing? no Example Following speed/duplex settings are supported Interface counters may be cleared reset by using the command Configuring Port Adapter Interfaces Configuring Fast Ethernet Interfaces Configuring Synchronous Serial Interfaces Turn off IPX to prevent network conflicts. interface ATM1/0 Connect a console terminal to the console port Configuration changes can only be made in enable modeRouter Prompt changes to the privileged Exec prompt Checking the Running Configuration Settings Performing Other Configuration TasksSaving the Running Configuration to Nvram Overview of the Password Recovery Procedure Replacing or Recovering a Lost Password Details of the Password Recovery Procedure Change all three passwords using the following commands Boot images Viewing Your System ConfigurationRelease 12.21DD Router# show version Show diag Performing Complex Configurations OL-5419-01 B0 Overview Configuration Tasks Configuring IKE Using the Exec Command Interpreter Creating Crypto Access Lists Configuring IPSec Defining Transform Sets Command Purpose Creating Crypto Map Entries Verifying the Configuration Currentpeer 172.21.114.67 PERMIT, flags=originisacl OL-5419-01 B0 Troubleshooting Overview Troubleshooting Action Yes Problem Solving Using a Subsystems Approach Identifying Startup Problems Symptom Possible Cause Possible Solution Troubleshooting the Power Subsystem Command to display the internal chassis Troubleshooting the Cooling SubsystemTo determine if the fans are operating, listen System shuts down, use the show Troubleshooting the Port Adapter or Service Adapter Troubleshooting the I/O SubsystemTroubleshooting the Processor Subsystem Router# copy tftp bootflash Upgrading the Boot Helper Boot Loader ImageRouter# format bootflash Features Not Supported by PXF PXF Troubleshooting InformationCisco IOS Statistics Not Supported by PXF High PXF CPU Usage Router# show interfaces serial 0/0 Ignored PacketsRouter# show interfaces ethernet 0/0 No Buffers Priority and Policing Configured in the Class PolicyPXF Punts QoS Fast-send and QoS Enqueue Description Specification System Specifications Software Requirements Memory Specifications and Configurations Processor Specifications Minimum Maximum Power Budget Transmit Power Receive PowerGbic Cabling and Connection Equipment GBIC-SX= or DBm 17 dBm WS-G5484= GBIC-LX/LH or WS-G5486 GBIC-SX or WS-G5484Wave Length Core Size Fiber Type Micron MHz/km Cable Distance GBIC-ZX or WS-G5487 Fast Ethernet/Ethernet RJ-45 Port Pinouts DTE Pin Description Pin Signal Direction Description Console and Auxiliary Port Signals and Pinouts Lithium Battery Caution Alarm PortValmistajan ohjeiden mikaisesti Kasseres i henhold til fabrikantens instruksjoner OL-5419-01 B0 PXF Information Using show Commands Using the show version Command Using the show c7400 Command Using the show pxf Commands Router# show pxf accounting ? Using the show pxf accounting ? Command and Subcommands Router#show pxf crash Using the show pxf crash CommandRouter# show pxf accounting POS4/0 Using the show pxf interface Command Using the show pxf info CommandUsing the show pxf feature ? Command and Subcommands Router# show pxf feature ? Feature Nat ? Router# show pxf feature cef ? entryRouter# show pxf feature nat entry Router# show pxf feature nat stat OL-5419-01 B0 Tools and Parts Required Hardware and Software Requirements Memory Size Product Number Product Description64 MB MEM-COMP-FLD64M= System Memory and Software Image Functions and Interactions Compatibility Requirements Boot Environment Variables This section includes the following subsections Sample Upgrade ProcessWorking with a CompactFlash Disk Command and Arguments Purpose Software Command Overview Using Software Commands System# cd disk0 Using the cd CommandUsing the show Command Using the format Command Using the pwd CommandUsing the dir Command System# mkdir disk0dailydir Using the mkdir CommandRouter# format disk0 Using the delete Command Using the rmdir CommandDelete the file fun1 System# rmdir disk0dailydir Verify that the file fun1 is deleted Enabling Booting from a CompactFlash Disk Crtl-Z System# copy systemrunning-config nvramstartup-configSystem# config terminal OL-5419-01 B0 Bit No Hex Meaning Configuration Bit MeaningsFollowing information is found in this appendix Boots the boot helper image as a system image Boot Field MeaningBits Tftp flash filename Action/File Name Bit Bit Bit 11 and Bit Bit 10 and BitBit IP Address net host Baud Bit Router# show version Setting the Configuration Register While Running Cisco IOS Enable OL-5419-01 B0 IN-1 D E Initialization-vector size Cisco IOS Cisco 7401ASR requirements DocumentationShow version IN-2 Interface parameters Sample configuration ATM interfaces AutoInstall Basic router ExamplesIgrp IKE Eeprom IN-4 GbicIgrp IN-5 IPX IN-6 OIR IN-7 RIP VAM SnmpLED IN-8 IN-9 Safety information