Cisco ASR1000-RP1 - ASR 1000 Series Route Processor 1... User manual

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Cisco ASR 1000 Series Aggregation
Services Routers Software Configuration
Guide
July 25, 2011
Text Part Number: OL-16506-10

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Cisco ASR 1000 Series Aggregation Services Routers Software Configuration Guide
Copyright © 2008 - 2011 Cisco Systems, Inc. All rights reserved.

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CONTENTS
Preface xi
Objectives xi
Document Revision History xii
Organization xiii
Related Documentation xiv
Cisco ASR 1000 Series Routers Documentation xiv
Conventions xv
Obtaining Documentation and Submitting a Service Request xvi
CHAPTER 1Software Packaging and Architecture 1-1
Software Packaging on the Cisco ASR 1000 Series Routers 1-1
ASR 1000 Series Routers Software Overview 1-1
Consolidated Packages 1-2
Important Information About Consolidated Packages 1-2
Individual Software SubPackages Within a Consolidated Package 1-3
Important Notes About Individual SubPackages 1-3
Optional Software SubPackages Outside of Consolidated Packages 1-4
Important Notes About Optional SubPackages 1-4
Provisioning Files 1-4
Important Notes About Provisioning Files 1-5
ROMmon Image 1-5
File to Upgrade Field Programmable Hardware Devices 1-5
Processes Overview 1-6
IOS as a Process 1-7
Dual IOS Processes 1-8
File Systems on the Cisco ASR 1000 Series Router 1-8
Autogenerated File Directories and Files 1-9
Important Notes About Autogenerated Directories 1-9
CHAPTER 2Using Cisco IOS XE Software 2-1
Accessing the CLI Using a Router Console 2-1
Accessing the CLI Using a Directly-Connected Console 2-2
Connecting to the Console Port 2-2
Using the Console Interface 2-2

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Accessing the CLI from a Remote Console Using Telnet 2-3
Preparing to Connect to the Router Console Using Telnet 2-3
Using Telnet to Access a Console Interface 2-3
Accessing the CLI from a Remote Console Using a Modem 2-4
Using the Auxiliary Port 2-4
Using Keyboard Shortcuts 2-5
Using the History Buffer to Recall Commands 2-5
Understanding the Command Mode 2-6
Understanding the Diagnostic Mode 2-7
Getting Help 2-8
Finding Command Options 2-8
Using the no and default Forms of Commands 2-11
Saving Configuration Changes 2-12
Managing Configuration Files 2-12
Filtering the Output of the show and more Commands 2-13
Powering Off a Router 2-14
Finding Support Information for Platforms and Cisco Software Images 2-14
Using the Cisco Feature Navigator 2-14
Using the Software Advisor 2-15
Using the Software Release Notes 2-15
CHAPTER 3Consolidated Packages and SubPackages Management 3-1
Running the Cisco ASR 1000 Series Routers: An Overview 3-1
Running the Cisco ASR 1000 Series Routers Using Individual and Optional SubPackages: An
Overview 3-2
Running the Cisco ASR 1000 Series Routers Using a Consolidated Package: An Overview 3-2
Running the Cisco ASR 1000 Series Routers: A Summary 3-3
Software File Management Using Command Sets 3-4
The request platform Command Set 3-4
The copy Command 3-5
The issu Command Set 3-5
Managing and Configuring the Router to Run Using Consolidated Packages and Individual
SubPackages 3-6
Quick Start Software Upgrade 3-6
Managing and Configuring a Router to Run Using a Consolidated Package 3-7
Managing and Configuring a Consolidated Package Using the copy Command 3-7
Managing and Configuring a Consolidated Package Using the request platform software package
install Command 3-8

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Managing and Configuring a Router to Run Using Individual SubPackages From a Consolidated
Package 3-10
Extracting a Consolidated Package and Booting Using the Provisioning File 3-10
Copying a Set of Individual SubPackage Files, and Booting Using a Provisioning File 3-14
Managing and Configuring a Router to Run Using Optional SubPackages 3-14
Installing an Optional SubPackage 3-15
Uninstalling an Optional SubPackage 3-16
Troubleshooting Software Mismatch with ESP Board ASR1000-ESP10-N 3-18
Upgrading Individual SubPackages 3-18
Upgrading a SPA SubPackage 3-19
CHAPTER 4Software Upgrade Process 4-1
ISSU Upgrade for Redundant Platforms 4-2
Overview of ISSU on the Cisco ASR 1000 Series Routers 4-2
ISSU Rollback Timer Overview 4-3
Software Upgrade with Dual IOS Processes on a Single RP Overview 4-4
Cisco IOS XE Software Package Compatibility for ISSU 4-4
Prerequisites for ISSU 4-4
Restrictions for ISSU 4-5
ISSU Upgrade Procedures 4-5
Using ISSU to Perform a Consolidated Package Upgrade in a Dual Route Processor
Configuration 4-5
Using ISSU to Upgrade the SubPackages in a Dual Route Processor Configuration 4-12
In Service One-Shot Software Upgrade Procedure 4-73
ISSU Procedures (Prior to Cisco IOS XE Release 2.1.2) 4-73
Using ISSU to Perform a Consolidated Package Upgrade in a Dual Route Processor Configuration
(Prior to Cisco IOS XE 2.1.2) 4-74
Using ISSU to Upgrade SubPackages (Prior to Cisco IOS XE Release 2.1.2) 4-74
Upgrade Process With Service Impact for Nonredundant Platforms 4-75
Configuring SSO on a Cisco ASR 1001, Cisco ASR 1002, or Cisco ASR 1004 Router 4-76
Using SubPackages for Software Upgrade on a Cisco ASR 1001 Router 4-78
Using SubPackages for Software Upgrade on a Cisco ASR 1002 or Cisco ASR 1004 Router
(software upgrade Command Set) 4-94
Using SubPackages for Software Upgrade on a Cisco ASR 1002 or Cisco ASR 1004 Router
(request platform Command Set) 4-119
CHAPTER 5High Availability Overview 5-1
Hardware Redundancy Overview on the Cisco ASR 1000 Series Routers 5-1
Software Redundancy on the Cisco ASR 1000 Series Routers 5-3
Software Redundancy Overview 5-3

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Second IOS Process on a Cisco ASR 1002 or 1004 Router 5-4
Route Processor Redundancy 5-5
Stateful Switchover 5-5
SSO-Aware Protocol and Applications 5-6
IPsec Failover 5-6
Bidirectional Forwarding Detection 5-6
CHAPTER 6Broadband Scalability and Performance 6-1
PPP Sessions and L2TP Tunnel Scaling 6-1
Restrictions for PPP Sessions and L2TP Tunnel Scaling 6-2
IP Sessions Scaling 6-3
Layer 4 Redirect Scaling 6-3
Configuring the Cisco ASR 1000 Series Router for High Scalability 6-3
Configuring Call Admission Control 6-4
Control Plane Policing 6-4
VPDN Group Session Limiting 6-5
PPPoE Session Limiting 6-5
Monitoring PPP Sessions Using the SNMP Management Tools 6-5
Configuring the Access Interface Input and Output Hold Queue 6-5
Configuring the keepalive Command 6-6
Scaling the L2TP Tunnel Configurations 6-6
Using the cisco-avpair="lcp:interface-config" RADIUS Attribute 6-6
Enhancing the Scalability of Per-User Configurations 6-7
Setting the VRF and IP Unnumbered Interface Configurations in User Profiles 6-7
Setting the VRF and IP Unnumbered Interface Configurations in Virtual Interface Templates 6-8
Redefining User Profiles to Use the ip:vrf-id and ip:ip-unnumbered VSAs 6-8
CHAPTER 7Configuring Call Home 7-1
Information About Call Home 7-1
Benefits of Using Call Home 7-2
How to Obtain Smart Call Home Service 7-2
Prerequisites for Call Home 7-3
How to Configure Call Home 7-3
Configuring the Management Interface VRF 7-4
What To Do Next 7-5
Configuring a Destination Profile 7-5
Configuring a Destination Profile to Send Email Messages 7-5
Configuring a Destination Profile to Send HTTP Messages 7-10

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Working With Destination Profiles 7-12
Subscribing to Alert Groups 7-15
Periodic Notification 7-16
Message Severity Threshold 7-16
Syslog Pattern Matching 7-16
Configuring Contact Information 7-19
Example 7-20
Configuring the Number of Call Home Messages Sent Per Minute 7-20
Enabling and Disabling Call Home 7-21
Sending Call Home Communications Manually 7-22
Sending a Call Home Test Message Manually 7-22
Sending Call Home Alert Group Messages Manually 7-22
Submitting Call Home Analysis and Report Requests 7-23
Sending the Output of a Command to Cisco or an E-Mail Address 7-24
How To Configure Call Home to Support the Smart Call Home Service 7-25
Prerequisites 7-25
Configure and Enable Call Home 7-26
Declare and Authenticate a CA Trustpoint 7-28
Examples 7-29
Start Smart Call Home Registration 7-30
What To Do Next 7-30
Displaying Call Home Configuration Information 7-31
Examples 7-32
Default Settings 7-36
Alert Group Trigger Events and Commands 7-37
Message Contents 7-39
Sample Syslog Alert Notification in Long Text Format 7-43
Sample Syslog Alert Notification in XML Format 7-47
Additional References 7-53
Related Documents 7-53
Standards 7-53
MIBs 7-54
RFCs 7-54
Technical Assistance 7-54
Feature Information for Call Home 7-54
CHAPTER 8Console Port, Telnet, and SSH Handling 8-1
Console Port Overview for the Cisco ASR 1000 Series Routers 8-1
Console Port Handling Overview 8-1

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Telnet and SSH Overview for the Cisco ASR 1000 Series Routers 8-2
Persistent Telnet and Persistent SSH Overview 8-2
Configuring a Console Port Transport Map 8-3
Examples 8-4
Configuring Persistent Telnet 8-5
Prerequisites 8-5
Examples 8-7
Configuring Persistent SSH 8-8
Examples 8-10
Viewing Console Port, SSH, and Telnet Handling Configurations 8-11
Important Notes and Restrictions 8-16
CHAPTER 9Using the Management Ethernet Interface 9-1
Gigabit Ethernet Management Interface Overview 9-1
Gigabit Ethernet Port Numbering 9-2
IP Address Handling in ROMmon and the Management Ethernet Port 9-2
Gigabit Ethernet Management Interface VRF 9-2
Common Ethernet Management Tasks 9-3
Viewing the VRF Configuration 9-3
Viewing Detailed VRF Information for the Management Ethernet VRF 9-4
Setting a Default Route in the Management Ethernet Interface VRF 9-4
Setting the Management Ethernet IP Address 9-4
Telnetting over the Management Ethernet Interface 9-5
Pinging over the Management Ethernet Interface 9-5
Copy Using TFTP or FTP 9-5
NTP Server 9-5
SYSLOG Server 9-6
SNMP-Related Services 9-6
Domain Name Assignment 9-6
DNS service 9-6
RADIUS or TACACS+ Server 9-6
VTY lines with ACL 9-7
CHAPTER 10 Synchronous Ethernet Support 10-1
Synchronous Ethernet Overview 10-1
Synchronization Status Message and Ethernet Synchronization Messaging Channel 10-2
Synchronization Status Message 10-3
Ethernet Synchronization Messaging Channel 10-3

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Clock Selection Algorithm 10-3
Restrictions and Usage Guidelines 10-4
Configuring Synchronous Ethernet 10-4
Configuring Clock Recovery from SyncE 10-5
Configuring Clock Recovery from a BITS Port 10-7
Configuring a SyncE Using the Line-to-External Method 10-9
Managing Synchronization on the Cisco ASR 1000 Series Router 10-11
Verifying the SyncE Configuration 10-13
Troubleshooting the SyncE Configuration 10-16
CHAPTER 11 Configuring Bridge Domain Interfaces 11-1
Restrictions for the Bridge Domain Interface 11-1
Information About a Bridge Domain Interface 11-1
Ethernet Virtual Circuit Overview 11-2
Assigning a MAC Address 11-2
Support for IP Protocols 11-2
Support for IP Forwarding 11-3
Packet Forwarding 11-3
Layer 2 to Layer 3 11-3
Layer 3 to Layer 2 11-3
Link States of a Bridge Domain and a Bridge Domain Interface 11-4
Bridge Domain Interface Statistics 11-4
Creating or Deleting a Bridge Domain Interface 11-4
Bridge Domain Interface Scalability 11-5
Configuring a Bridge Domain Interface 11-5
CHAPTER 12 Monitoring and Maintaining Multilink Frame Relay 12-1
Feature Overview 12-1
Configuring Multilink Frame Relay 12-1
Monitoring and Maintaining Frame Relay and Multilink Frame Relay 12-1
CHAPTER 13 Tracing and Trace Management 13-1
Tracing Overview 13-1
How Tracing Works 13-1
Tracing Levels 13-2
Viewing a Tracing Level 13-3
Setting a Tracing Level 13-4
Viewing the Content of the Trace Buffer 13-5

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CHAPTER 14 Configuring and Accessing the Web User Interface 14-1
Web User Interface Overview 14-1
Web User Interface General Overview 14-1
Legacy Web User Interface Overview 14-2
Graphics-Based Web User Interface Overview 14-3
Persistent Web User Interface Transport Maps Overview 14-4
Configuring the Router for Web User Interface Access 14-5
Authentication and the Web User Interface 14-7
Domain Name System and the Web User Interface 14-7
Clocks and the Web User Interface 14-7
Accessing the Web User Interface 14-8
Using Auto Refresh 14-9
Web User Interface Tips and Tricks 14-10
APPENDIX AUnsupported Commands A-1
APPENDIX BConfiguration Examples B-1
Configuring the Router to Boot the Consolidated Package on the TFTP Server B-1
Copying the Consolidated Package from the TFTP Server to the Router B-5
Configuring the Router to Boot Using the Consolidated Package Stored on the Router B-6
Extracting the SubPackages from a Consolidated Package into the Same File System B-7
Extracting the SubPackages from a Consolidated Package into a Different File System B-9
Configuring the Router to Boot Using the SubPackages B-10
Backing Up Configuration Files B-14
Copying a Startup Configuration File to Bootflash B-14
Copying a Startup Configuration File to an USB Flash Disk B-14
Copying a Startup Configuration File to a TFTP Server B-15
Enabling a Second IOS Process on a Single RP Using SSO B-15
ISSU—Consolidated Package Upgrade B-19