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Cisco Systems Cisco IOS XR manual Obtaining Documentation, Conventions, Cisco.com

Models: Cisco IOS XR

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Preface

Obtaining Documentation

Note Cisco IOS XR software runs only on the Cisco XR 12000 Series Routers listed in the “Supported Standalone System Configurations” section on page 1 in Chapter 1, “Introduction to Cisco IOS XR Software.”

Conventions

This document uses the following conventions:

Item	Convention

Commands and keywords	boldface font

Variable for which you supply values	italic font

Displayed session and system information	screen font

Commands and keywords you enter in an	boldface screen font
interactive environment

Variables you enter in an interactive environment	italic screen font

Menu items and button names	boldface font

Menu navigation	Option > Network Preferences

Note Means reader take note. Notes contain helpful suggestions or references to material not covered in the publication.

Tip Means the following information will help you solve a problem. The information in tips might not be troubleshooting or an action, but contains useful information.

Caution Means reader be careful. In this situation, you might do something that could result in equipment damage or loss of data.

Obtaining Documentation

Cisco documentation and additional literature are available on Cisco.com. This section explains the product documentation resources that Cisco offers.

Cisco.com

You can access the most current Cisco documentation at this URL:

http://www.cisco.com/techsupport

Cisco IOS XR Getting Started Guide

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Cisco Systems Cisco IOS XR manual Obtaining Documentation, Conventions, Cisco.com

Contents

Americas Headquarters Cisco IOS XR Getting Started GuideCisco IOS XR Getting Started Guide N T E N T S Restrictions Verifying the Spanning Tree Routing Policy Language Line and Policy Limits Contents CLI Tips and Shortcuts Viii Configuration Failures During a Commit OperationRevision Date Change Summary Changes to This DocumentAbout This Document This document contains the following chapters Intended AudienceOrganization of the Document Related DocumentsConvention Obtaining DocumentationConventions Cisco.comXii Documentation FeedbackCisco Product Security Overview Product Documentation DVD Ordering DocumentationXiii Reporting Security Problems in Cisco ProductsProduct Alerts and Field Notices Xiv Obtaining Technical AssistanceCisco Technical Support & Documentation Website Obtaining Additional Publications and Information Submitting a Service RequestDefinitions of Service Request Severity Xvi Supported Standalone System Configurations ContentsCisco CRS-1 Multishelf System Overview Single-FCC Multishelf System Two-FCC Multishelf System Four-FCC Multishelf System Extensible Markup Language API Command-Line InterfaceRouter Management Interfaces Craft Works InterfaceSimple Network Management Protocol Selecting and Identifying the Designated Shelf ControllerSelecting and Identifying the DSC on Cisco CRS-1 Routers Connecting to the Router Through the Console Port Communication Ports on the RP for a Cisco CRS-1 16-Slot LCC Card status green=OK Start the terminal emulation program Press Enter To connect to the router, perform the following procedureLog in to the router Command or ActionIf the router has been configured, the router displays Where to Go NextCommand or Action Purpose If the router has no configuration, the router displaysSoftware Requirements PrerequisitesEstablish a connection to the DSC Console port Bringing Up and Configuring a Standalone RouterHardware Prerequisites and Documentation Return ExamplesExample Verifying the System After Initial Bring-UpShow version Command Examples of show CommandsShow environment options Show environment CommandRP/0/RP0/CPU0router# show environment temperatures Show platform Command Show redundancy Command Multishelf System Hardware Requirements RestrictionsPreparing a Rack Number Plan Information About Bringing Up a Multishelf SystemBringup Overview DSC in a CRS-1/M-F1 Multishelf System Chassis Serial ID Rack NumberSample Rack Number Plan for a Two-FCC Multishelf System Location of the Serial Number on a Fabric Card Chassis Location of the Serial Number on a Line Card Chassis Configuring the External Cisco Catalyst 6509 Switches Hardware Requirements PrerequisitesSoftware Requirements Catalyst 6500 Sup720 Compact Flash Mem 256MB RestrictionsBefore You Begin Quantity Description PartRevision number Information About the Catalyst Switch ConfigurationConfiguring the Catalyst Switches Switchport access vlan Primary Catalyst switch should be configured Sets the forward-delay timer for all MST instances onSets the maximum-age timer for all MST instances on Sets the spanning tree priority for the switchConfiguration mode Example Single-FCC Multishelf System ConfigurationDefault selection Exits interface configuration mode and returns to globalRouter# show running-config Example Four-FCC Multishelf System ConfigurationSwitches in a four-FCC multishelf system CAT6k-2config# interface gigabitethernet 0/1Switchport Shutdown CAT6k-1#show interfaces status Verifying the Catalyst SwitchVerify the Interface Status Router# show interface gi 6/1 inc Gig Verify that the Links are Not UnidirectionalCAT6k-1#show spanning-tree Prerequisites for an Integrated Switch System Integrated Switch SystemIntegrated Switch Overview Restrictions for an Integrated Switch SystemInformation About the Integrated Switch Implementation Rack Type Description Integrated Switch FunctionsImplementing the Integrated Switch Through Rommon Implementing the Integrated Switch SystemIntegrated Switch Control Network Topology LED Definitions for the Integrated Switch SystemReenabling the Ports Implementing the Integrated Switch in Cisco IOS XRBooting Up the Integrated Switch Network 6lists the Rommon switch configurationVerifying the Control Ethernet Connection Verifying the Port Statistics Verifying Spanning Tree Protocol Information Verifying BidirectionalityAdmin Configure Dsc serial serial ID rack Bringing Up and Configuring RackWant to configure as Rack Planning information including DSC placementPlaces the router in administration configuration mode LCC containing the DSC should be configured withCommits the target configuration to the router running When each subsequent LCC comes on line, the DSCEnter this command for every FCC in the multishelf When each subsequent rack comes on line, the DSCFabric plane you are configuring. Valid slot numbers are Configures a plane to operate in an FCC slotEnter this command sequence for each of the eight fabric You want to configureGroup cisco-support F0/SM0/FM Bringing Up and Verifying FCCs Apply power to all FCCsShow controllers fabric rack all detail Show controllers fabric plane all detail Show controllers fabric rack all detailShow controllers fabric connectivity all detail Bringing Up and Verifying the Non-DSC LCCExit Verifying the Spanning Tree Expected Catalyst switch, as defined by the Catalyst Show platform command must be executedEnter this command for each RP and Scge card Switched Interface column, one GE portVerify the Spanning Tree Detail location 1/rp1/cpu0 Detail location 0/rp1/cpu0Detail location 1/rp0/cpu0 Detail location F0/SC1/cpu0 Verifying Fabric Cabling ConnectionsDetail location F0/SC0/cpu0 If the LED is off, it can mean LED State Color Meaning10 6 11 7 OIM11 OIM0 Where to Go Next OL-10957-02 Chapter contains the following sections Secure Domain Routers3shows the DRP Plim connections Connecting and Communicating with the RouterRemote CLI, CWI XML, or Snmp Card status green=OK Communication Ports on the DRP Plim Establishing a Connection Through the Console Port Summary Steps Up for the first time, see , Bringing Up Establishing a Connection Through a Terminal ServerStandalone router is starting up for the first time, see Standalone Router. If a multishelf system is startingPress Enter Log in to the router Install and configure the terminal serverTerminal server, and replace port with the terminal Replace access-server-address with the IP addressRoot-system username and password when prompted Establishes a Telnet session with the terminal serverTelnet ManagementEthernetInterfaceIPaddress Logging In to a Router or an SDRPrompt Syntax Components Description CLI PromptUser Groups, Task Groups, and Task IDs User Access PrivilegesPersonnel Command DescriptionPredefined User Groups User Group PrivilegesShow aaa usergroup group-name Show user tasksShow user all User group root-system Inherits from task group Root-system Aaa usergroup root-systemNavigating the Cisco IOS XR Command Modes Command Mode Navigation Example, Identifying the Command Mode in the CLI PromptExample Summary of Common Command ModesCommand Mode Description Not available on most routers Password recovery, and other diagnostic tasks Entering Exec Commands from a Configuration ModeCommand Mode Navigation Example 6illustrates the two-stage configuration process Managing Configuration SessionsRP/0/RP0/CPU0router# show configuration sessions Displaying the Active Configuration SessionsRP/0/RP0/CPU0routerconfig-if#ipv4 address 10.10.10.10 Starting a Configuration SessionFollowing sections describe the following tasks Starting an Exclusive Configuration SessionDisplaying Configuration Details with show Commands Displaying the Running ConfigurationNtp Displaying a Sanitized Version of the Running Configuration Telnet ipv4 server max-servers 5 username removed Displaying the Target Configuration Displaying a Combined Target and Running Configuration Configuration failed load command Displaying Configuration Error Messages and DescriptionsLoading an Alternative Configuration at System Startup Saving the Target Configuration to a FileLoading the Target Configuration from a File Committing Changes to the Running Configuration Clearing All Changes to a Target ConfigurationCommit confirmed Show configuration commit list detail commandCommit best-effort Commit comment lineRP/0/0/CPU0routerconfig# load configuration failed commit Reloading a Failed ConfigurationEnding a Configuration Session Exiting a Configuration SubmodeReturning Directly to Configuration Mode from a Submode Preceding example sets the SDR name to Sdrsj Configuring the SDR HostnameAborting a Configuration Session Syntax Components Description Configuring the Management Ethernet InterfaceManagement Interface Interface Name Example Displaying the Available Management Ethernet InterfacesPrerequisites Configuring the Management Ethernet InterfaceConfigure Interface MgmtEthrack/slot/CPU0/port Exits the Management Ethernet interface configuration Enters global configuration modeEnters interface configuration mode and specifies Command parameters are described in TableShow interfaces MgmtEth rack/ slot/CPU0/ port Ends the configuration session and returns to ExecDisplays the interface details to verify the settings RP/0/RP0/CPU0routerconfig-if#ipv4 address 10.1.1.1Commit End Manually Setting the Router ClockClock update-calendar Show clock Related Topic Document TitleClock, including the configuration of a network time Clock timezone command should be enteredEnter the show clock command For detailed information about setting the systemRelated Documents Configuring Additional Router Features Commands Configuring Telnet, HTTP, and XML Host ServicesFollowing example, the domain name and DNS are configured Complete descriptions of the domain servicesDescriptions of the Telnet commands Managing Configuration History and RollbackFollowing example, the host services are enabled Installation and activation of the ManageabilityDisplaying the CommitIDs Displaying the Configuration Changes Recorded in a CommitIDRP/0/RP1/CPU0router# show configuration commit list RP/0/RP1/CPU0routeradmin# show configuration commit listRP/0/RP1/CPU0router# show configuration rollback changes to Previewing Rollback Configuration ChangesRP/0/RP1/CPU0routeradmin# show configuration commit changes RP/0/RP0/CPU0router# rollback configuration last Rolling Back the Configuration to a Specific Rollback PointRP/0/RP1/CPU0router# rollback configuration to RP/0/RP1/CPU0router# show configuration commit changes ? Deleting CommitIDs RP/0/0/CPU0routerconfig# load rollback changes toRP/0/0/CPU0routerconfig# load rollback changes RP/0/0/CPU0router# clear configuration commit diskspaceLevel Description Configuring Logging and Logging CorrelationLogging Destination Command Global Configuration Mode Logging Locations and Severity LevelsCommit End Show logging Alarm Logging CorrelationConfiguring Basic Message Logging Logging trap severity Logging console severitySpecifies a syslog server host to use for system logging RP/0/RP0/CPU0routerconfig# loggingRP/0/RP0/CPU0routerconfig# logging trap debugging Levels When a severity level is specified, only messages atConfiguration of alarm correlation and generating Following example, basic message logging is configuredConfiguration of system logging Commands used to configure loggingCreating and Modifying User Accounts and User Groups Creating Users and Assigning Groups Configuring User AccountsPassword for the user names specified in Step Enters username configuration submodeSpecifies a password for the user named in Step Use the secret command to create a secure loginLimit Mode Configuration LimitingStatic Route Configuration Limits Default Absolute Configuration CommandMaximum-redistributed-prefixes n Show isis adjacency IS-IS Configuration LimitsOSPFv2 and v3 Configuration Limits Limit Mode Exec ModeIf the maximum paths Maximum paths n Show running-config router ospfMaximum interfaces n Show ospf Maximum redistributed-prefixes Show ospfMaximum Routes Redistributed into Ospf Feature Limit Description BGP Configuration LimitsDefault Absolute Maximum Configuration Command Routing Policy Language Line and Policy Limits RP/0/RP1/CPU0router# show rpl maximum Limit Configuration Command Exec Mode Multicast Configuration LimitsMpls Configuration Limits Default Absolute Show Current Settings Maximum CommandOther Configuration Limits CLI Tips and Shortcuts CLI Tips, Techniques, and ShortcutsUsing the Question Mark ? to Display On-Screen Command Help Entering Abbreviated CommandsGenerally, uppercase letters represent variables arguments That apply to the keyword and brief explanationsIdentifying Command Syntax Errors Completing a Partial Command with the Tab KeyEditing Command Lines that Wrap Displaying System Information with show CommandsUsing the no Form of a Command Command Description Command Mode Common show CommandsHalting the Display of Screen Output Browsing Display Output when the --More-- Prompt AppearsRedirecting Output to a File Narrowing Output from Large ConfigurationsRP/0/RP1/CPU0router# show running-config router static RP/0/RP1/CPU0router# show running-config interface pos Filtering show Command OutputUsing Wildcards to Display All Instances of an Interface File on the specified device Adding a Filter at the --More-- PromptContains the regular expression Displays output lines that contain the regular expressionWildcard Syntax Description Using Wildcards to Identify Interfaces in show CommandsWildcards, Templates, and Aliases ExampleRP/0/RP1/CPU0router# show interfaces pos* brief Creating Configuration TemplatesEnd-template Show running-config template template-nameShow running-config template template-name Applying Configuration TemplatesApplies the target configuration commands to the running RP/0/RP0/CPU0router# show running-config Template tmplt1Aliases 5defines the alias command syntaxRP/0/0/CPU0routerconfig# alias my-cookie mgmtEth 0/0/CPU0/0 Command HistoryKeystrokes Used as Command Aliases Displaying Previously Entered CommandsCommand or Key Combination Recalls Recalling Previously Entered CommandsRedisplaying the Command Line Command or Key Combination PurposeKeystrokes Function Moves the Cursor Key CombinationsKey Combinations to Move the Cursor Keystrokes to Control CapitalizationKeystrokes Deletes Keystrokes to Delete CLI EntriesTransposing Mistyped Characters Esc, L Esc, UOL-10957-02 Additional Sources for Information Basic Troubleshooting CommandsShow controller Show variables bootShow install Show context and show exceptionUsing the ping Command Next example, an unsuccessful ping attempt is shown Using the traceroute CommandFollowing example, a successful ping attempt is shown RP/0/RP0/CPU0router# traceroute Using debug CommandsDisplaying a List of Debug Features Following example, the route for an IP address is displayedDisplaying Debugging Status Enabling Debugging for a FeatureDisabling Debugging for a Service Configuration Error MessagesShow configuration failed noerror command Configuration Failures During a Commit OperationConfiguration Errors at Startup Show configuration failed commandUnderstanding Low-Memory Warnings in Configuration Sessions Memory Warnings in Configuration SessionsDisplaying System Memory Information ERROR! Memory is in Severe or Critical StateHeading Description Removing Configurations to Resolve Low-Memory WarningsClearing a Target Configuration Removing Committed Configurations to Free System MemoryClearing Configuration Sessions Rolling Back to a Previously Committed ConfigurationVerifying the System Interfaces Interfaces Not Coming UpContacting TAC for Additional Assistance RP/0/RP0/CPU0router# show ipv4 interface brief Configure the interfaces, as shown in the following examplesConnection Bring the interface up with the following commandsOL-10957-02 Regular Expressions Character Special Meaning Special CharactersCharacter Pattern Ranges Ba?b Complex Regular Expressions Using MultipliersMultiple-Character Patterns Character DescriptionParentheses Used for Pattern Recall Pattern AlternationAnchor Characters Underscore WildcardBc.\1\2 OL-10957-02 GL-1 Denoted as primaryClient runs in a web browser Into memory at startupIs from 0x0 to 0xFFFF 0 to 65535 in decimal ProcessesReceived Installation or upgradeHave a registered name in the same style Outgoing channelGL-4 Examples of platforms using a GUI. See also CLINeed to provide continuous service GL-5 Provides other information relevant to IP packet processingRIP IP routing information To boot a node048,576 bits Standard and private proprietary branchesSent to it by a peer Card installed and running on the routerBattery permanently connected Loading software images from a network server, such as TftpGL-8 Group of software components installed on the routerInterfaces connecting to a Cisco CRS-1 router SDH framesGL-9 Delay, and delivery guaranteeData GL-10 GL-11 Cisco Technical Assistance CenterGL-12 GL-13 GL-14 IN-1 IN-2 IS-ISMulticast Static routesIN-3 DRP Plim illustration PRP-2 illustrationRP for 4-slot and 8-slot LCCs, illustration 1-11,4-4 IN-4 Low memory warning, removing configurationsIN-5 Maximum-paths commandModule Number displayed in prompt More prompt IN-6 FCCIN-7 IN-8 Show task supported commandShow tech-support command 6-6,7-3 Show user command Status LEDsIN-9 Username commandWildcards IN-10