User ManualTable of ContentsCisco ASR 9000 Series Aggregation Services Router Getting Started Guide1Contents3Preface11Introducing to the Cisco ASR 9000 Series Aggregation Services Router15Contents15Router Overview15Features and Capabilities15Cisco IOS XR Software16Flexible Ethernet17L2VPN18Multicast18OAM18Layer 3 routing19MPLS VPN19QoS19MPLS TE19High Availability20System Configurations20Management and Security22Manageability22Security23Initial Router Configuration23Management Interfaces23Command-Line Interface24Extensible Markup Language API24Simple Network Management Protocol24Connecting to the Router Through the Console Port25Configuring Gigabit Ethernet and 10-Gigabit Ethernet Interfaces27Where to Go Next27Bringing Up Cisco IOS XR Software on the Router29Contents29Prerequisites29Software Requirements30Hardware Prerequisites and Documentation30Bringing Up and Configuring the Router30Examples31Verifying the System After Initial Boot32Examples of show Commands33Where to Go Next36Configuring General Router Features37Contents37Connecting to and Communicating with the Router37Connecting Through the Console Port38Connecting Through a Terminal Server39Connecting Through the Management Ethernet Interface41Logging In to a Router41CLI Prompt42User Access Privileges43User Groups, Task Groups, and Task IDs43Predefined User Groups44Viewing Your User Groups and Task IDs44Examples44Navigating Cisco IOS XR Software Command Modes47Identifying the Command Mode in the CLI Prompt48Common Command Modes48Entering EXEC Commands from a Configuration Mode50Command Mode Navigation Example51Managing Configuration Sessions52Entering Configuration Changes53Viewing Active Configuration Sessions55Starting a Configuration Session56Examples56Starting an Exclusive Configuration Session57Viewing Configuration Details57Viewing the Running Configuration58Viewing a Sanitized Version of the Running Configuration59Viewing the Target Configuration60Viewing a Combined Target and Running Configuration61Viewing Configuration Error Messages and Descriptions62Viewing Configuration Error Messages Without Descriptions62Viewing Configuration Error Messages Produced While Loading a Configuration62Saving the Target Configuration to a File62Loading the Target Configuration from a File63Loading an Alternative Configuration at System Startup63Clearing All Changes to a Target Configuration63Committing Changes to the Running Configuration64Examples65Reloading a Failed Configuration66Exiting a Configuration Submode67Returning Directly to Configuration Mode from a Submode67Ending a Configuration Session67Aborting a Configuration Session68Configuring the RSP Hostname68Configuring the Management Ethernet Interface69Specifying the Management Ethernet Interface Name in CLI Commands69Viewing the Available Management Ethernet Interfaces70Configuring the Management Ethernet Interface71Prerequisites71Examples73Related Documents74Manually Setting the Router Clock74Examples75Related Documents76Where to Go Next76Configuring Additional Router Features77Contents77Configuring the Domain Name and Domain Name Server77Examples79Configuring Telnet and XML Host Services79Prerequisites80Examples81Managing Configuration History and Rollback82Viewing CommitIDs83Viewing Configuration Changes Recorded in a CommitID83Previewing Rollback Configuration Changes84Rolling Back the Configuration to a Specific Rollback Point84Rolling Back the Configuration over a Specified Number of Commits85Loading CommitID Configuration Changes to the Target Configuration85Loading Rollback Configuration Changes to the Target Configuration86Deleting CommitIDs87Configuring Logging and Logging Correlation88Logging Locations and Severity Levels88Alarm Logging Correlation89Configuring Basic Message Logging89Examples90Related Documents91Disabling Console Logging91Creating and Modifying User Accounts and User Groups91Viewing Details About User Accounts, User Groups, and Task IDs92Configuring User Accounts93Creating Users and Assigning Groups93Related Documents94Configuring Software Entitlement95Configuration Limiting95Static Route Configuration Limits96Examples96IS-IS Configuration Limits96Examples96OSPFv2 and v3 Configuration Limits97Examples97Routing Policy Language Line and Policy Limits99Examples99Multicast Configuration Limits100MPLS Configuration Limits101Other Configuration Limits101CLI Tips, Techniques, and Shortcuts103Contents103CLI Tips and Shortcuts103Entering Abbreviated Commands103Using the Question Mark (?) to Display On-Screen Command Help104Completing a Partial Command with the Tab Key106Identifying Command Syntax Errors106Using the no Form of a Command106Editing Command Lines that Wrap107Viewing System Information with show Commands107Common show Commands108Browsing Display Output when the --More-- Prompt Appears108Halting the Display of Screen Output109Redirecting Output to a File109Narrowing Output from Large Configurations110Limiting show Command Output to a Specific Feature or Interface110Using Wildcards to Display All Instances of an Interface110Filtering show Command Output111Adding a Filter at the --More-- Prompt112Multipipe Support113Show Parser Dump Enhancement Feature113Wildcards, Templates, and Aliases113Using Wildcards to Identify Interfaces in show Commands114Example114Creating Configuration Templates115Examples117Applying Configuration Templates117Examples117Aliases118Keystrokes Used as Command Aliases119Command History119Viewing Previously Entered Commands119Recalling Previously Entered Commands119Recalling Deleted Entries120Redisplaying the Command Line120Key Combinations120Key Combinations to Move the Cursor121Keystrokes to Control Capitalization121Keystrokes to Delete CLI Entries122Transposing Mistyped Characters122Troubleshooting the Cisco IOS XR Software123Contents123Additional Sources for Information123Basic Troubleshooting Commands123Using show Commands to Display System Status and Configuration124Using the ping Command124Examples124Using the traceroute Command125Examples125Using debug Commands125Viewing a List of Debug Features126Enabling Debugging for a Feature126Viewing Debugging Status127Disabling Debugging for a Service127Disabling Debugging for All Services Started at the Active Terminal Session127Disabling Debugging for All Services Started at All Terminal Sessions128Configuration Error Messages128Configuration Failures During a Commit Operation128!Configuration Errors at Startup129Memory Warnings in Configuration Sessions129Understanding Low-Memory Warnings in Configuration Sessions129“WARNING! MEMORY IS IN MINOR STATE”130“ERROR! MEMORY IS IN SEVERE (or CRITICAL) STATE”130Viewing System Memory Information130Removing Configurations to Resolve Low-Memory Warnings131Clearing a Target Configuration132Removing Committed Configurations to Free System Memory132Rolling Back to a Previously Committed Configuration132Clearing Configuration Sessions133Contacting TAC for Additional Assistance133Interfaces Not Coming Up133Verifying System Interfaces134Understanding Regular Expressions, Special Characters, and Patterns137Contents137Regular Expressions137Special Characters138Character Pattern Ranges138Multiple-Character Patterns139Complex Regular Expressions Using Multipliers139Pattern Alternation140Anchor Characters140Underscore Wildcard140Parentheses Used for Pattern Recall140Size: 3.31 MBPages: 142Language: EnglishOpen manual