Users Guide

Protocol Overview..........................................................................................................................................................541
Autonomous System (AS) Areas............................................................................................................................ 541
Area Types................................................................................................................................................................ 542
Networks and Neighbors........................................................................................................................................543
Router Types............................................................................................................................................................ 543
Designated and Backup Designated Routers.......................................................................................................545
Link-State Advertisements (LSAs)........................................................................................................................545
Router Priority and Cost.........................................................................................................................................546
OSPF with Dell Networking OS................................................................................................................................... 547
Graceful Restart...................................................................................................................................................... 548
Fast Convergence (OSPFv2, IPv4 Only)..............................................................................................................549
Multi-Process OSPFv2 with VRF..........................................................................................................................549
OSPF ACK Packing................................................................................................................................................. 549
Setting OSPF Adjacency with Cisco Routers...................................................................................................... 549
Conguration Information.............................................................................................................................................550
Conguration Task List for OSPFv2 (OSPF for IPv4)........................................................................................ 550
Conguration Task List for OSPFv3 (OSPF for IPv6).............................................................................................. 564
Enabling IPv6 Unicast Routing.............................................................................................................................. 565
Applying cost for OSPFv3......................................................................................................................................565
Assigning IPv6 Addresses on an Interface........................................................................................................... 566
Assigning Area ID on an Interface..........................................................................................................................566
Assigning OSPFv3 Process ID and Router ID Globally........................................................................................566
Assigning OSPFv3 Process ID and Router ID to a VRF...................................................................................... 567
Conguring Stub Areas........................................................................................................................................... 567
Conguring Passive-Interface................................................................................................................................568
Redistributing Routes..............................................................................................................................................568
Conguring a Default Route...................................................................................................................................568
Enabling OSPFv3 Graceful Restart.......................................................................................................................569
OSPFv3 Authentication Using IPsec......................................................................................................................571
Troubleshooting OSPFv3........................................................................................................................................ 577
34 Policy-based Routing (PBR).................................................................................................................... 579
Overview.........................................................................................................................................................................579
Implementing PBR.........................................................................................................................................................580
Conguration Task List for Policy-based Routing......................................................................................................580
PBR Exceptions (Permit)....................................................................................................................................... 580
Create a Redirect List.............................................................................................................................................. 581
Create a Rule for a Redirect-list............................................................................................................................. 581
Apply a Redirect-list to an Interface using a Redirect-group............................................................................. 583
Sample Conguration....................................................................................................................................................585
Create the Redirect-List GOLDAssign Redirect-List GOLD to Interface 2/11View Redirect-List GOLD..... 586
35 PIM Sparse-Mode (PIM-SM).................................................................................................................. 589
Implementation Information......................................................................................................................................... 589
Protocol Overview.........................................................................................................................................................589
Requesting Multicast Trac.................................................................................................................................. 589
Contents
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