Concept Guide

34 Object Tracking........................................................................................................................................629
Object Tracking Overview............................................................................................................................................ 629
Track Layer 2 Interfaces..........................................................................................................................................630
Track Layer 3 Interfaces..........................................................................................................................................630
Track IPv4 and IPv6 Routes....................................................................................................................................631
Set Tracking Delays................................................................................................................................................. 632
VRRP Object Tracking............................................................................................................................................ 632
Object Tracking Conguration......................................................................................................................................632
Tracking a Layer 2 Interface................................................................................................................................... 632
Tracking a Layer 3 Interface................................................................................................................................... 633
Track an IPv4/IPv6 Route...................................................................................................................................... 635
Displaying Tracked Objects...........................................................................................................................................639
35 Open Shortest Path First (OSPFv2 and OSPFv3).................................................................................... 641
Protocol Overview..........................................................................................................................................................641
Autonomous System (AS) Areas............................................................................................................................ 641
Area Types................................................................................................................................................................ 642
Networks and Neighbors........................................................................................................................................643
Router Types............................................................................................................................................................ 643
Designated and Backup Designated Routers....................................................................................................... 645
Link-State Advertisements (LSAs)........................................................................................................................645
Router Priority and Cost.........................................................................................................................................646
OSPF with Dell EMC Networking OS......................................................................................................................... 647
Graceful Restart.......................................................................................................................................................648
Fast Convergence (OSPFv2, IPv4 Only)..............................................................................................................649
Multi-Process OSPFv2 with VRF..........................................................................................................................649
RFC-2328 Compliant OSPF Flooding................................................................................................................... 649
OSPF ACK Packing................................................................................................................................................. 650
Setting OSPF Adjacency with Cisco Routers......................................................................................................650
Conguration Information..............................................................................................................................................651
Conguration Task List for OSPFv2 (OSPF for IPv4)......................................................................................... 651
OSPFv3 NSSA............................................................................................................................................................... 665
NSSA Options..........................................................................................................................................................665
Conguration Task List for OSPFv3 (OSPF for IPv6).............................................................................................. 666
Enabling IPv6 Unicast Routing...............................................................................................................................666
Applying cost for OSPFv3...................................................................................................................................... 667
Assigning IPv6 Addresses on an Interface............................................................................................................667
Assigning Area ID on an Interface..........................................................................................................................667
Assigning OSPFv3 Process ID and Router ID Globally........................................................................................668
Assigning OSPFv3 Process ID and Router ID to a VRF......................................................................................668
Conguring Stub Areas...........................................................................................................................................669
Conguring Passive-Interface................................................................................................................................669
Redistributing Routes..............................................................................................................................................669
Conguring a Default Route................................................................................................................................... 670
Enabling OSPFv3 Graceful Restart....................................................................................................................... 670
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