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FINAL DRAFT —Cisco Confidential
Cisco ASR 9000 Series Aggregation
Services Router Getting Started Guide
Cisco IOS XR Software Release 3.7
Americas Headquarters
Cisco Systems, Inc.
170 West Tasman Drive
San Jose, CA 95134-1706
USA
http://www.cisco.com
Tel: 408 526-4000
800 553-NETS (6387)
Fax: 408 527-0883
Text Part Number: OL-17502-01
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FINAL DRAFT —Cisco Confidential 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
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FINAL DRAFT - Cisco Confidential CONTENTS Preface vii Changes to This Document vii About This Document vii Intended Audience viii Organization of the Document viii Related Documents viii Conventions viii Obtaining Documentation and Submitting a Service Request ix CHAPTER 1 Contents 1-1 Router Overview 1-1 Features and Capabilities 1-1 Cisco IOS XR Software 1-2 Flexible Ethernet 1-3 L2VPN 1-4 Multicast 1-4 OAM 1-4 Layer 3 routing
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Contents FINAL DRAFT - Cisco Confidential Configuring Gigabit Ethernet and 10-Gigabit Ethernet Interfaces 1-13 Where to Go Next 1-13 CHAPTER 2 Contents 2-1 Prerequisites 2-1 Software Requirements 2-2 Hardware Prerequisites and Documentation 2-2 Bringing Up and Configuring the Router 2-2 Examples 2-3 Verifying the System After Initial Boot 2-4 Examples of show Commands 2-5 Where to Go Next 2-8 CHAPTER 3 Contents 3-1 Connecting to and Communicating w
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Contents FINAL DRAFT - Cisco Confidential Viewing Configuration Details 3-21 Viewing the Running Configuration 3-22 Viewing a Sanitized Version of the Running Configuration 3-23 Viewing the Target Configuration 3-24 Viewing a Combined Target and Running Configuration 3-25 Viewing Configuration Error Messages and Descriptions 3-26 Viewing Configuration Error Messages Without Descriptions 3-26 Viewing Configuration Error Messages Produced While Loading a Configuration
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Contents FINAL DRAFT - Cisco Confidential Managing Configuration History and Rollback 4-6 Viewing CommitIDs 4-7 Viewing Configuration Changes Recorded in a CommitID 4-7 Previewing Rollback Configuration Changes 4-8 Rolling Back the Configuration to a Specific Rollback Point 4-8 Rolling Back the Configuration over a Specified Number of Commits 4-9 Loading CommitID Configuration Changes to the Target Configuration 4-9 Loading Rollback Configuration Changes to the Targe
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Contents FINAL DRAFT - Cisco Confidential Using the Question Mark (?) to Display On-Screen Command Help 5-2 Completing a Partial Command with the Tab Key 5-4 Identifying Command Syntax Errors 5-4 Using the no Form of a Command 5-4 Editing Command Lines that Wrap 5-5 Viewing System Information with show Commands 5-5 Common show Commands 5-6 Browsing Display Output when the --More-- Prompt Appears 5-6 Halting the Display of Screen Output 5-7 Redirecting Output
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Contents FINAL DRAFT - Cisco Confidential Additional Sources for Information 6-1 Basic Troubleshooting Commands 6-1 Using show Commands to Display System Status and Configuration 6-2 Using the ping Command 6-2 Examples 6-2 Using the traceroute Command 6-3 Examples 6-3 Using debug Commands 6-3 Viewing a List of Debug Features 6-4 Enabling Debugging for a Feature 6-4 Viewing Debugging Status 6-5 Disabling Debugging for a Service 6-5 Disabling Debuggi
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Contents FINAL DRAFT - Cisco Confidential Complex Regular Expressions Using Multipliers A-3 Pattern Alternation A-4 Anchor Characters A-4 Underscore Wildcard A-4 Parentheses Used for Pattern Recall A-4 Cisco ASR 9000 Series Aggregation Services Router Getting Started Guide OL-17502-01 7
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Contents FINAL DRAFT - Cisco Confidential Cisco ASR 9000 Series Aggregation Services Router Getting Started Guide 8 OL-17502-01
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FINAL DRAFT - Cisco Confidential Preface This guide introduces the Cisco ASR 9000 Series Aggregation Services Router that runs Cisco IOS XR Software. This guide also describes administration, maintenance, and troubleshooting tasks that may be required after initially starting the router. This preface contains the following sections: • Changes to This Document, page vii About This Document, page vii Obtaining Documentation and Submitting a Service Request, page ix Changes to This Docume
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Preface FINAL DRAFT - Cisco Confidential Intended Audience This document is intended for the following people: Experienced service provider administrators Cisco telecommunications management engineers Third-party field service technicians who have completed the Cisco IOS XR Software training sessions Customers who daily use and manage routers running Cisco IOS XR Software Organization of the Document This document contains the following chapters: Chapter 1, “Introducing to the Ci
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Preface FINAL DRAFT - Cisco Confidential Item Convention 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 s
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Preface FINAL DRAFT - Cisco Confidential Cisco ASR 9000 Series Aggregation Services Router Getting Started Guide x OL-17502-01
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FINAL DRAFT —Cisco Confidential CH A P T E R 1 Introducing to the Cisco ASR 9000 Series Aggregation Services Router This chapter introduces the Cisco ASR 9000 Series Aggregation Services Router that runs Cisco IOS XR Software. It also introduces router concepts, features, and user interfaces. Contents Router Overview, page 1-1 System Configurations, page 1-6 Management and Security, page 1-8 Initial Router Configuration, page 1-9 Where to Go Next, page 1-13 Router Overview The r
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Chapter 1 Introducing to the Cisco ASR 9000 Series Aggregation Services Router Router Overview FINAL DRAFT —Cisco Confidential Multicast, page 1-4 OAM, page 1-4 Layer 3 routing, page 1-5 QoS, page 1-5 MPLS TE, page 1-5 Manageability, page 1-8 Security, page 1-9 Command-Line Interface, page 1-10 Extensible Markup Language API, page 1-10 Simple Network Management Protocol, page 1-10 Cisco IOS XR Software The router runs Cisco IOS XR Software, this offers the foll
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Chapter 1 Introducing to the Cisco ASR 9000 Series Aggregation Services Router Router Overview FINAL DRAFT —Cisco Confidential Flexible VLAN classification: VLAN classification into Ethernet flow points (EFPs) includes single-tagged VLANs, double-tagged VLANs (QinQ and IEEE 802.1ad), contiguous VLAN ranges, and noncontiguous VLAN lists. IEEE Bridging: The software supports native bridging based on IEEE 802.1Q, IEEE 802.1ad, and QinQ VLAN encapsulation mechanisms on the router.
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Chapter 1 Introducing to the Cisco ASR 9000 Series Aggregation Services Router Router Overview FINAL DRAFT —Cisco Confidential MST Access Gateway: This feature provides a resilient, fast-convergence mechanism for aggregating and connecting to Ethernet-based access rings. L2VPN The router uses L2VPNs, this offers the following: Virtual Private LAN Services (VPLS): VPLS is a class of VPN that supports the connection of multiple sites in a single, bridged domain over a managed IP/MPLS
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Chapter 1 Introducing to the Cisco ASR 9000 Series Aggregation Services Router Router Overview FINAL DRAFT —Cisco Confidential Layer 3 routing The router runs Cisco IOS XR Software which supports Layer 3 routing and a range of IPv4 services and routing protocols, including the following: Intermediate System-to-Intermediate System (IS-IS) Open Shortest Path First (OSPF) static routing IPv4 Multicast Routing Policy Language (RPL) Hot Standby Router Protocol (HSRP) Virtua
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Chapter 1 Introducing to the Cisco ASR 9000 Series Aggregation Services Router System Configurations FINAL DRAFT —Cisco Confidential MPLS TE Preferred Path: Preferred tunnel path functions let you map pseudowires to specific TE tunnels. Attachment circuits are cross-connected to specific MPLS TE tunnel interfaces instead of remote provider-edge router IP addresses (reachable using Interior Gateway Protocol [IGP] or Label Distribution Protocol [LDP]). High Availability The router is i
