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Implementing Routing Policy on Cisco IOS XR Software
Contents
RC-354
Cisco IOS XR Routing Configuration Guide
OL-14356-01
Contents
• Prerequisites for Implementing Routing Policy on Cisco IOS XR Software, page RC-354
• Information About Implementing Routing Policy on Cisco IOS XR Software, page RC-354
• How to Implement Routing Policy on Cisco IOS XR Software, page RC-408
• Configuration Examples for Implementing Routing Policy on Cisco IOS XR Software,
page RC-413
• Additional References, page RC-416
Prerequisites for Implementing Routing Policy on Cisco IOS XR
Software
The following are prerequisites for implementing Routing Policy on Cisco IOS XR Software:
• To use this command, you must be in a user group associated with a task group that includes the
proper task IDs. For detailed information about user groups and task IDs, see the Configuring AAA
Services on Cisco IOS XR Software module of the Cisco IOS XR System Security Configuration
Guide.
• Border Gateway Protocol (BGP), integrated Intermediate System-to-Intermediate System (IS-IS),
or Open Shortest Path First (OSPF) must be configured in your network.
Information About Implementing Routing Policy on Cisco IOS XR
Software
To implement RPL, you need to understand the following concepts:
• Routing Policy Language, page RC-354
• Routing Policy Configuration Basics, page RC-363
• Policy Definitions, page RC-363
• Parameterization, page RC-364
• Semantics of Policy Application, page RC-365
• Policy Statements, page RC-370
• Attach Points, page RC-374
• Attached Policy Modification, page RC-406
• Nonattached Policy Modification, page RC-406
Routing Policy Language
This section contains the following information:
• Routing Policy Language Overview, page RC-355
• Routing Policy Language Structure, page RC-355