Users Guide

34 Object Tracking........................................................................................................................................572
Object Tracking Overview.............................................................................................................................................572
Track Layer 2 Interfaces..........................................................................................................................................573
Track Layer 3 Interfaces..........................................................................................................................................573
Track IPv4 and IPv6 Routes....................................................................................................................................574
Set Tracking Delays................................................................................................................................................. 575
VRRP Object Tracking.............................................................................................................................................575
Object Tracking Conguration......................................................................................................................................575
Tracking a Layer 2 Interface................................................................................................................................... 575
Tracking a Layer 3 Interface................................................................................................................................... 576
Track an IPv4/IPv6 Route...................................................................................................................................... 578
Displaying Tracked Objects............................................................................................................................................581
35 Open Shortest Path First (OSPFv2 and OSPFv3)....................................................................................583
Protocol Overview.........................................................................................................................................................583
Autonomous System (AS) Areas........................................................................................................................... 583
Area Types................................................................................................................................................................ 584
Networks and Neighbors........................................................................................................................................585
Router Types............................................................................................................................................................ 585
Designated and Backup Designated Routers....................................................................................................... 587
Link-State Advertisements (LSAs)........................................................................................................................ 587
Router Priority and Cost.........................................................................................................................................588
OSPF with Dell EMC Networking OS.........................................................................................................................589
Graceful Restart...................................................................................................................................................... 590
Fast Convergence (OSPFv2, IPv4 Only)...............................................................................................................591
Multi-Process OSPFv2 with VRF...........................................................................................................................591
OSPF ACK Packing..................................................................................................................................................591
Setting OSPF Adjacency with Cisco Routers.......................................................................................................591
Conguration Information.............................................................................................................................................592
Conguration Task List for OSPFv2 (OSPF for IPv4)........................................................................................ 592
OSPFv3 NSSA............................................................................................................................................................... 606
NSSA Options..........................................................................................................................................................606
Conguration Task List for OSPFv3 (OSPF for IPv6)...............................................................................................607
Enabling IPv6 Unicast Routing...............................................................................................................................607
Applying cost for OSPFv3......................................................................................................................................608
Assigning IPv6 Addresses on an Interface........................................................................................................... 608
Assigning Area ID on an Interface..........................................................................................................................608
Assigning OSPFv3 Process ID and Router ID Globally........................................................................................609
Assigning OSPFv3 Process ID and Router ID to a VRF......................................................................................609
Conguring Stub Areas............................................................................................................................................610
Conguring Passive-Interface................................................................................................................................ 610
Redistributing Routes.............................................................................................................................................. 610
Conguring a Default Route.................................................................................................................................... 611
Enabling OSPFv3 Graceful Restart.........................................................................................................................611
OSPFv3 Authentication Using IPsec......................................................................................................................613
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