Prerequisites For Implementing Ospf - Cisco ASR 9000 Series Routing Configuration Manual

Prerequisites for Implementing OSPF

Release
Release 4.3.0
Release 5.3.0
Release 5.3.2
Release 6.0.1
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Prerequisites for Implementing OSPF
The following are prerequisites for implementing OSPF on Cisco IOS XR software:
• You must be in a user group associated with a task group that includes the proper task IDs. The command
• Configuration tasks for OSPFv3 assume that you are familiar with IPv6 addressing and basic
• Before you enable OSPFv3 on an interface, you must perform the following tasks:
Cisco ASR 9000 Series Aggregation Services Router Routing Configuration Guide, Release 5.3.x
406
Prerequisites for Implementing OSPF , page 406
Information About Implementing OSPF , page 407
How to Implement OSPF , page 435
Configuring IP Fast Reroute Loop-free Alternate, page 488
Configuration Examples for Implementing OSPF , page 491
Where to Go Next, page 498
Additional References, page 498
reference guides include the task IDs required for each command. If you suspect user group assignment
is preventing you from using a command, contact your AAA administrator for assistance.
configuration. See the Implementing Network Stack IPv4 and IPv6 on Cisco ASR 9000 Series Router
module of the Cisco ASR 9000 Series Aggregation Services Router IP Addresses and Services
Configuration Guide for information on IPv6 routing and addressing.
Modification
Support was added for the following features:
• OSPFv2 VRF Lite
• OSPFv3 Timers Update
Support was added for the following features:
• OSPFv2 Segment Routing Topology Independent Fast
Reroute
• 64 ECMP for ASR 9000 Enhanced Ethernet Line Card
Support was added for the following features:
• OSPF strict-mode Support for BFD Dampening
• OSPF FIB Download Notification
The following features were supported:
• Excessive Punt Flow Trap Processing
Implementing OSPF