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Cisco ASR 9000 Series Aggregation Services Router Getting Started Guide

	OL-17502-01	ix

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Cisco Systems A9K24X10GETR, ASR 9000 Option Network Preferences, Obtaining Documentation and Submitting a Service Request

Contents

Cisco IOS XR Software Release F I N A L D R A F T - C i s c o C o n f i d e n t i a lCisco Systems, Inc 170 West Tasman Drive San Jose, CA 800 553-NETS Fax 408F I N A L D R A F T - C i s c o C o n f i d e n t i a l CCDE, CCENT, Cisco Eos, Cisco Lumin, Cisco Nexus, Cisco StadiumVision, Cisco TelePresence, Cisco WebEx, the Cisco logo, DCE, and Welcome to the Human Network are trademarks Changing the Way We Work, Live, Play, and Learn and Cisco Store are service marks and Access Registrar, Aironet, AsyncOS, Bringing the Meeting To You, Catalyst, CCDA, CCDP, CCIE, CCIP, CCNA, CCNP, CCSP, CCVP, Cisco, the Cisco Certified Internetwork Expert logo, Cisco IOS, Cisco Press, Cisco Systems, Cisco Systems Capital, the Cisco Systems logo, Cisco Unity, Collaboration Without Limitation, EtherFast, EtherSwitch, Event Center, Fast Step, Follow Me Browsing, FormShare, GigaDrive, HomeLink, Internet Quotient, IOS, iPhone, iQuick Study, IronPort, the IronPort logo, LightStream, Linksys, MediaTone, MeetingPlace, MeetingPlace Chime Sound, MGX, Networkers, Networking Academy, Network Registrar, PCNow, PIX, PowerPanels, ProConnect, ScriptShare, SenderBase, SMARTnet, Spectrum Expert, StackWise, The Fastest Way to Increase Your Internet Quotient, TransPath, WebEx, and the WebEx logo are registered trademarks of Cisco Systems, Inc. and/or its affiliates in the United States and certain other countriesFeatures and Capabilities ContentsConnecting to the Router Through the Console Port Initial Router ConfigurationWhere to Go Next Configuring Gigabit Ethernet and 10-Gigabit Ethernet InterfacesEntering Configuration Changes PrerequisitesSpecifying the Management Ethernet Interface Name in CLI Commands Viewing Configuration Error Messages Without DescriptionsViewing Configuration Details Viewing the Target ConfigurationConfiguring Basic Message Logging Previewing Rollback Configuration ChangesContents Configuration LimitingCompleting a Partial Command with the Tab Key Using the Question Mark ? to Display On-Screen Command HelpFiltering show Command Output Command HistoryUsing the ping Command Contents A-1Disabling Debugging for All Services Started at All Terminal Sessions Configuration Error MessagesParentheses Used for Pattern Recall A-4 Complex Regular Expressions Using Multipliers A-3Pattern Alternation Anchor CharactersF I N A L D R A F T - C i s c o C o n f i d e n t i a l ContentsOL-17502-01 Preface Obtaining Documentation and Submitting a Service Request, pageChanges to This Document About This DocumentChapter 4, “Configuring Additional Router Features” Chapter 3, “Configuring General Router Features”Chapter 6, “Troubleshooting the Cisco IOS XR Software” Intended AudienceObtaining Documentation and Submitting a Service Request Option Network PreferencesF I N A L D R A F T - C i s c o C o n f i d e n t i a l boldface fontPreface F I N A L D R A F T - C i s c o C o n f i d e n t i a lOL-17502-01 Contents Introducing to the Cisco ASR 9000 Series Aggregation Services RouterFeatures and Capabilities Router Overview, page System Configurations, pageCisco IOS XR Software Command-Line Interface, page Extensible Markup Language API, pageMulticast, page OAM, page Layer 3 routing, page QoS, page MPLS TE, page Manageability, page Security, pageF I N A L D R A F T - C i s c o C o n f i d e n t i a l Flexible EthernetMulticast L2VPNF I N A L D R A F T - C i s c o C o n f i d e n t i a l MPLS VPN Layer 3 routingMPLS TE F I N A L D R A F T - C i s c o C o n f i d e n t i a lHigh Availability System ConfigurationsF I N A L D R A F T - C i s c o C o n f i d e n t i a l The router uses the following line cards 40x1GE Ethernet line card F I N A L D R A F T - C i s c o C o n f i d e n t i a lManageability Management and SecurityF I N A L D R A F T - C i s c o C o n f i d e n t i a l Management Interfaces Initial Router ConfigurationSecurity F I N A L D R A F T - C i s c o C o n f i d e n t i a lExtensible Markup Language API Command-Line InterfaceSimple Network Management Protocol 1-106. admin 7. show dsc Connecting to the Router Through the Console PortSUMMARY STEPS 2. Connect a terminal to the Console portDocuments” section on page DETAILED STEPS1-12 Command or ActionConfiguring Gigabit Ethernet and 10-Gigabit Ethernet Interfaces Where to Go Nextpage 1-13Where to Go Next 1-14F I N A L D R A F T - C i s c o C o n f i d e n t i a l Verifying the System After Initial Boot, page Where to Go Next, page Prerequisites, page Bringing Up and Configuring the Router, pageBringing Up Cisco IOS XR Software on the Router PrerequisitesSoftware Requirements Bringing Up and Configuring the RouterHardware Prerequisites and Documentation F I N A L D R A F T - C i s c o C o n f i d e n t i a lExamples the “Connecting to the Router Through the ConsolePort” section on page Enter1. show version 2. admin 3. show platform node-id 4. exit Verifying the System After Initial Boot5. show redundancy 6. show environment F I N A L D R A F T - C i s c o C o n f i d e n t i a lshow version Command Example Examples of show Commandsshow version Command Example, page show platform Command Example, pageshow redundancy Command Example show platform Command ExampleF I N A L D R A F T - C i s c o C o n f i d e n t i a l show environment options show environment Command ExampleVerifying the System After Initial Boot F I N A L D R A F T - C i s c o C o n f i d e n t i a lWhere to Go Next Where to Go NextF I N A L D R A F T - C i s c o C o n f i d e n t i a l Chapter 2 Bringing Up Cisco IOS XR Software on the RouterConnecting to and Communicating with the Router Configuring General Router FeaturesConnecting to and Communicating with the Router, page Navigating Cisco IOS XR Software Command Modes, pageConnecting Through the Console Port, page Connecting Through the Console PortConnecting Through a Terminal Server, page Connecting Through the Management Ethernet Interface, page5. telnet access-server-address port Connecting Through a Terminal Servera Router” section on page described in the “CLI Prompt” section on pageGuide Aggregation Services Router System Management Configurationsection on page documentation listed in the “Related Documents” section on pageLogging In to a Router Connecting Through the Management Ethernet Interfacetelnet ManagementEthernetInterfaceIPaddress F I N A L D R A F T - C i s c o C o n f i d e n t i a lEntity on a card that executes user commands or communicates with Slot in which the RSP is installed. In a Cisco ASR 9000 Series routera port interface. For executing commands from the EXEC prompt initial configuration of the router, as described in the “ConfiguringUser Groups, Task Groups, and Task IDs User Access PrivilegesUser Groups, Task Groups, and Task IDs, page Predefined User Groups, pageshow user group Command Example, page show user Command Example, page show user tasks Command Example, pageshow user all Command Example, page show aaa usergroup Command Example, pageshow user tasks Command Example show user Command Exampleshow user group Command Example show user all Command Example3-10 show aaa usergroup Command ExampleChapter 3 Configuring General Router Features Logging In to a Router F I N A L D R A F T - C i s c o C o n f i d e n t i a lIdentifying the Command Mode in the CLI Prompt, page Navigating Cisco IOS XR Software Command ModesCommon Command Modes, page Entering EXEC Commands from a Configuration Mode, pageCommon Command Modes Identifying the Command Mode in the CLI Prompt3-12 F I N A L D R A F T - C i s c o C o n f i d e n t i a l3-13 protocol protocoloptionsCommand Mode F I N A L D R A F T - C i s c o C o n f i d e n t i a l3-14 Entering EXEC Commands from a Configuration ModeF I N A L D R A F T - C i s c o C o n f i d e n t i a l 3-15 Command Mode Navigation ExampleF I N A L D R A F T - C i s c o C o n f i d e n t i a l 3-16 Managing Configuration SessionsF I N A L D R A F T - C i s c o C o n f i d e n t i a l Entering Configuration Changes, page Entering Configuration ChangesViewing Active Configuration Sessions, page Starting a Configuration Session, page3. end or commit 1. configure3. commit 3-184. end Viewing Active Configuration Sessions3-19 F I N A L D R A F T - C i s c o C o n f i d e n t i a lSimple RSP Configuration Example Starting a Configuration SessionSimple RSP Configuration Example, page Simple Administration Configuration Session Example, pageViewing Configuration Details Starting an Exclusive Configuration SessionSimple Administration Configuration Session Example Viewing the Running Configuration, pageViewing a Sanitized Version of the Running Configuration, page Viewing the Running ConfigurationViewing the Target Configuration, page Viewing a Combined Target and Running Configuration, page3-23 Viewing a Sanitized Version of the Running ConfigurationF I N A L D R A F T - C i s c o C o n f i d e n t i a l 3-24 Viewing the Target ConfigurationF I N A L D R A F T - C i s c o C o n f i d e n t i a l 3-25 Viewing a Combined Target and Running ConfigurationF I N A L D R A F T - C i s c o C o n f i d e n t i a l Viewing Configuration Error Messages and Descriptions Saving the Target Configuration to a FileViewing Configuration Error Messages Without Descriptions 3-26Loading an Alternative Configuration at System Startup Loading the Target Configuration from a FileClearing All Changes to a Target Configuration 3-27commit Committing Changes to the Running Configurationcommit best-effort 3-28show configuration commit list detail command CommandThe comment option must appear at the end of the command line. If Optional Commits the configuration in global configuration mode on aCommitting a Configuration from Global Configuration Mode Example Reloading a Failed Configuration3-30 F I N A L D R A F T - C i s c o C o n f i d e n t i a lReturning Directly to Configuration Mode from a Submode Exiting a Configuration SubmodeEnding a Configuration Session 3-31Aborting a Configuration Session Configuring the RSP Hostname3-32 F I N A L D R A F T - C i s c o C o n f i d e n t i a lSpecifying the Management Ethernet Interface Name in CLI Commands Configuring the Management Ethernet Interfacerouterconfig# interface MgmtEth0/RSP0/CPU0/0 routerconfig# interface MgmtEth0/RSP1/CPU0/0routerconfig# interface MgmtEth0/5/CPU1/0 routerconfig# interface MgmtEth0/5/CPU0/0routerconfig# interface MgmtEth0/0/CPU0/0 routerconfig# interface MgmtEth0/0/CPU0/11. configure 2. interface MgmtEthrack/slot/CPU0/port Configuring the Management Ethernet InterfacePrerequisites 3. ipv4 address ipv4-address subnet-mask3-36 0.0.0.0/0 default-gatewayF I N A L D R A F T - C i s c o C o n f i d e n t i a l ipv4 address ipv4-address subnet-maskExamples 3-37F I N A L D R A F T - C i s c o C o n f i d e n t i a l Cisco ASR 9000 Series Aggregation Services Router Manually Setting the Router ClockInterface and Hardware Component Configuration Guide 6. clock update-calendar 7. show clockRP/0/RSP0/CPU0routerconfig# clock timezone 3-39Examples F I N A L D R A F T - C i s c o C o n f i d e n t i a lManagement Command Reference Cisco ASR 9000 Series Aggregation Services Router SystemManagement Configuration Guide 3-40Configuring the Domain Name and Domain Name Server Configuring Additional Router FeaturesConfiguring the Domain Name and Domain Name Server, page Configuring Telnet and XML Host Services, page3. domain name-server ipv4-address 4. commit or end 5. show hosts 2. domain name domain-name-of-organization1. configure F I N A L D R A F T - C i s c o C o n f i d e n t i a lConfiguring Telnet and XML Host Services Configuring Telnet and XML Host ServicesExamples F I N A L D R A F T - C i s c o C o n f i d e n t i a lPrerequisites 1. configure 2. telnet ipv4 server max-servers limit 3. end or commitF I N A L D R A F T - C i s c o C o n f i d e n t i a l SUMMARY STEPSF I N A L D R A F T - C i s c o C o n f i d e n t i a l ExamplesDETAILED STEPS Viewing Configuration Changes Recorded in a CommitID, page Managing Configuration History and RollbackPreviewing Rollback Configuration Changes, page Rolling Back the Configuration to a Specific Rollback Point, pageViewing CommitIDs Viewing Configuration Changes Recorded in a CommitIDRP/0/RSP1/CPU0router# show configuration commit list RP/0/RSP1/CPU0routeradmin# show configuration commit changes ?Rolling Back the Configuration to a Specific Rollback Point Previewing Rollback Configuration ChangesRP/0/RSP1/CPU0router# show configuration rollback changes to ? RP/0/RSP1/CPU0router# show configuration rollback changes toLoading CommitID Configuration Changes to the Target Configuration Rolling Back the Configuration over a Specified Number of Commitsrollback changes command F I N A L D R A F T - C i s c o C o n f i d e n t i a l4-10 Loading Rollback Configuration Changes to the Target ConfigurationRP/0/RSP1/CPU0router# show configuration commit changes ? F I N A L D R A F T - C i s c o C o n f i d e n t i a l4-11 Deleting CommitIDsRP/0/RSP0/CPU0routerconfig# load rollback changes to RP/0/RSP0/CPU0routerconfig# load rollback changesAlarm Logging Correlation, page Configuring Logging and Logging CorrelationConfiguring Basic Message Logging, page Logging Locations and Severity LevelsConfiguring Basic Message Logging Alarm Logging Correlation2. logging ip-address hostname 3. logging trap severity 4. logging console severityRP/0/RSP0/CPU0routerconfig# logging buffered 4-14Examples F I N A L D R A F T - C i s c o C o n f i d e n t i a lConfiguration Guide Cisco ASR 9000 Series Aggregation Services Router System MonitoringCommand Reference Cisco ASR 9000 Series Aggregation Services Router XML API Guidegroup. To display all groups on the system, type the command command without a usernameViewing Details About User Accounts, User Groups, and Task IDs show aaa userdb username1. configure 2. username user-name 3. password 0 7 password or Configuring User Accountssecret 0 5 password Creating Users and Assigning Groups4-18 Cisco ASR 9000 Series Aggregation Services Router System SecurityConfiguration Guide Related DocumentsConfiguration Limiting Configuring Software EntitlementStatic Route Configuration Limits, page IS-IS Configuration Limits, pageIS-IS Configuration Limits Static Route Configuration Limitsshow running-config router static Maximum static IPv4 routesshow running-config router ospf OSPFv2 and v3 Configuration LimitsMaximum Interfaces for Each OSPF Instance Example maximum interfaces n4-22 Maximum Routes Redistributed into OSPF ExampleF I N A L D R A F T - C i s c o C o n f i d e n t i a l Number of Parallel Links max-paths Example Routing Policy Language Line and Policy LimitsMaximum number of RPL lines 65,536maximum groups n Multicast Configuration Limitsshow igmp summary maximum groups-per-interface nOther Configuration Limits MPLS Configuration LimitsGlobal Configuration DefaultChapter 4 Configuring Additional Router Features 4-26Configuration Limiting F I N A L D R A F T - C i s c o C o n f i d e n t i a lViewing System Information with show Commands, page Entering Abbreviated CommandsWildcards, Templates, and Aliases, page Command History, page Entering Abbreviated Commands, pagepartial-command? Using the Question Mark ? to Display On-Screen Command HelpNote Do not include a space between the command and question mark Lists all commands available for a particular command modeThe number ranges within the angle brackets are inclusive ranges F I N A L D R A F T - C i s c o C o n f i d e n t i a lIdentifying Command Syntax Errors Completing a Partial Command with the Tab KeyUsing the no Form of a Command F I N A L D R A F T - C i s c o C o n f i d e n t i a lEditing Command Lines that Wrap Viewing System Information with show CommandsCommon show Commands, page Browsing Display Output when the --More-- Prompt Appears, pageBrowsing Display Output when the --More-- Prompt Appears Common show Commandsshow configuration show running-config EXEC orRedirecting Output to a File Halting the Display of Screen Outputshow command file filename F I N A L D R A F T - C i s c o C o n f i d e n t i a lLimiting show Command Output to a Specific Feature or Interface Narrowing Output from Large ConfigurationsUsing Wildcards to Display All Instances of an Interface Limiting show Command Output to a Specific Feature or Interface, pageF I N A L D R A F T - C i s c o C o n f i d e n t i a l Filtering show Command Output5-10 Adding a Filter at the --More-- PromptF I N A L D R A F T - C i s c o C o n f i d e n t i a l Using Wildcards to Identify Interfaces in show Commands, page Show Parser Dump Enhancement FeatureCreating Configuration Templates, page Aliases, page Keystrokes Used as Command Aliases, pageExample Using Wildcards to Identify Interfaces in show Commandsgi0/1 gi0/3/42. template template-name $parameter $parameter... config-commands Creating Configuration Templates6. show running-config template template-name 4. end-template 5. commit$parameter... config-commands 5-14RP/0/RSP0/CPU0routerconfig# template tmplt1 RP/0/RSP0/CPU0routerconfig-TPL# end-template5-15 Applying Configuration TemplatesExamples Examplescommand-syntax Name of the command alias. An alias name can be a single word orOriginal command syntax. Valid abbreviations of the original command syntax can be entered for the command-syntax argumentKeystrokes Used as Command Aliases Command HistoryViewing Previously Entered Commands Recalling Previously Entered CommandsKey Combinations Redisplaying the Command LineRecalling Deleted Entries Key Combinations to Move the Cursor, pageKeystrokes to Control Capitalization Key Combinations to Move the Cursor5-19 F I N A L D R A F T - C i s c o C o n f i d e n t i a lTransposing Mistyped Characters Keystrokes to Delete CLI Entries5-20 F I N A L D R A F T - C i s c o C o n f i d e n t i a lBasic Troubleshooting Commands Troubleshooting the Cisco IOS XR SoftwareBasic Troubleshooting Commands, page Configuration Error Messages, pageUsing the ping Command Using show Commands to Display System Status and ConfigurationUsing debug Commands, page ExamplesUsing debug Commands Using the traceroute CommandViewing a List of Debug Features, page Enabling Debugging for a Feature, page Viewing Debugging Status, pageEnabling Debugging for a Feature Viewing a List of Debug FeaturesAAA Authentication, Authorization and Accounting DRP Pairing debug Display debugging messages of drppairingViewing Debugging Status Disabling Debugging for a ServiceF I N A L D R A F T - C i s c o C o n f i d e n t i a l Configuration Failures During a Commit Operation Configuration Error MessagesDisabling Debugging for All Services Started at All Terminal Sessions Configuration Failures During a Commit Operation, pageConfiguration Errors at Startup Memory Warnings in Configuration SessionsUnderstanding Low-Memory Warnings in Configuration Sessions Understanding Low-Memory Warnings in Configuration Sessions, pageViewing System Memory Information “ERROR! MEMORY IS IN SEVERE or CRITICAL STATE”“WARNING! MEMORY IS IN MINOR STATE” F I N A L D R A F T - C i s c o C o n f i d e n t i a lClearing a Target Configuration, page Removing Configurations to Resolve Low-Memory WarningsRemoving Committed Configurations to Free System Memory, page Rolling Back to a Previously Committed Configuration, pageRemoving Committed Configurations to Free System Memory Clearing a Target ConfigurationRolling Back to a Previously Committed Configuration 6-10show configuration sessions Clearing Configuration SessionsDisplays the active configuration sessions clear configuration sessions session-id6-12 Verifying System InterfacesF I N A L D R A F T - C i s c o C o n f i d e n t i a l Chapter 6 Troubleshooting the Cisco IOS XR Software 6-13RP/0/RSP0/CPU0router# show running-config interface gi0/2/0/3 F I N A L D R A F T - C i s c o C o n f i d e n t i a lF I N A L D R A F T - C i s c o C o n f i d e n t i a l 6-14connection Understanding Regular Expressions, Special Characters, and Patterns Complex Regular Expressions Using Multipliers, page A-3Regular Expressions A P P E N D I X ACharacter Pattern Ranges Special Characters\$ \ \+ a-dA-DMultiple-Character Patterns Complex Regular Expressions Using Multipliersba?b A-Za-z0-9+Anchor Characters Pattern AlternationUnderscore Wildcard Parentheses Used for Pattern RecallF I N A L D R A F T - C i s c o C o n f i d e n t i a l a.bc.\1\2Parentheses Used for Pattern Recall F I N A L D R A F T - C i s c o C o n f i d e n t i a l