Concept Guide

Networks and Neighbors.........................................................................................................................................671
Router Types............................................................................................................................................................. 671
Designated and Backup Designated Routers....................................................................................................... 673
Link-State Advertisements (LSAs)........................................................................................................................ 673
Router Priority and Cost......................................................................................................................................... 674
OSPF with Dell EMC Networking OS......................................................................................................................... 675
Graceful Restart.......................................................................................................................................................676
Fast Convergence (OSPFv2, IPv4 Only).............................................................................................................. 677
Multi-Process OSPFv2 with VRF.......................................................................................................................... 677
OSPF ACK Packing..................................................................................................................................................677
Setting OSPF Adjacency with Cisco Routers.......................................................................................................677
Conguration Information............................................................................................................................................. 678
Conguration Task List for OSPFv2 (OSPF for IPv4).........................................................................................678
OSPFv3 NSSA......................................................................................................................................................... 692
Conguration Task List for OSPFv3 (OSPF for IPv6)........................................................................................ 693
MIB Support for OSPFv3............................................................................................................................................. 706
Viewing the OSPFv3 MIB.......................................................................................................................................706
Conguration Task List for OSPFv3 (OSPF for IPv6)...............................................................................................707
Enabling IPv6 Unicast Routing............................................................................................................................... 707
Applying cost for OSPFv3...................................................................................................................................... 708
Assigning IPv6 Addresses on an Interface............................................................................................................708
Assigning Area ID on an Interface..........................................................................................................................708
Assigning OSPFv3 Process ID and Router ID Globally........................................................................................709
Assigning OSPFv3 Process ID and Router ID to a VRF...................................................................................... 709
Conguring Stub Areas............................................................................................................................................710
Conguring Passive-Interface.................................................................................................................................710
Redistributing Routes...............................................................................................................................................710
Conguring a Default Route.....................................................................................................................................711
Enabling OSPFv3 Graceful Restart.........................................................................................................................711
OSPFv3 Authentication Using IPsec......................................................................................................................713
Troubleshooting OSPFv3.........................................................................................................................................719
38 Policy-based Routing (PBR).....................................................................................................................721
Overview..........................................................................................................................................................................721
Implementing PBR......................................................................................................................................................... 722
Conguration Task List for Policy-based Routing...................................................................................................... 722
PBR Exceptions (Permit)........................................................................................................................................723
Create a Redirect List..............................................................................................................................................723
Create a Rule for a Redirect-list.............................................................................................................................723
Apply a Redirect-list to an Interface using a Redirect-group..............................................................................725
Sample Conguration.................................................................................................................................................... 727
Create the Redirect-List GOLDAssign Redirect-List GOLD to Interface 2/11View Redirect-List GOLD......728
39 PIM Sparse-Mode (PIM-SM).................................................................................................................. 732
Implementation Information..........................................................................................................................................732
Protocol Overview......................................................................................................................................................... 732
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