Examples 462
Configuring OSPFv3 Graceful Restart 464
Displaying Information About Graceful Restart 465
Configuring an OSPFv2 Sham Link 466
Enabling Nonstop Routing for OSPFv2 469
Enabling Nonstop Routing for OSPFv3 470
Configuring OSPF SPF Prefix Prioritization 470
Enabling Multicast-intact for OSPFv2 472
Associating Interfaces to a VRF 472
Configuring OSPF as a Provider Edge to Customer Edge (PE-CE) Protocol 474
Creating Multiple OSPF Instances (OSPF Process and a VRF) 476
Configuring Multi-area Adjacency 477
Configuring Label Distribution Protocol IGP Auto-configuration for OSPF 479
Configuring LDP IGP Synchronization: OSPF 480
Configuring Authentication Message Digest Management for OSPF 481
Examples 482
Configuring Generalized TTL Security Mechanism (GTSM) for OSPF 483
Examples 485
Verifying OSPF Configuration and Operation 485
Configuring IP Fast Reroute Loop-free Alternate 488
Enabling IPFRR LFA 488
Excluding an Interface From IP Fast Reroute Per-link Computation 489
Enabling OSPF Interaction with SRMS Server 489
Configuration Examples for Implementing OSPF 491
Cisco IOS XR Software for OSPF Version 2 Configuration: Example 491
CLI Inheritance and Precedence for OSPF Version 2: Example 492
MPLS TE for OSPF Version 2: Example 493
ABR with Summarization for OSPFv3: Example 493
ABR Stub Area for OSPFv3: Example 494
ABR Totally Stub Area for OSPFv3: Example 494
Configuring OSPF SPF Prefix Prioritization: Example 494
Route Redistribution for OSPFv3: Example 495
Virtual Link Configured Through Area 1 for OSPFv3: Example 495
Virtual Link Configured with MD5 Authentication for OSPF Version 2: Example 496
VPN Backbone and Sham Link Configured for OSPF Version 2: Example 497
Cisco ASR 9000 Series Aggregation Services Router Routing Configuration Guide, Release 5.3.x
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