White Papers

Table Of Contents
Object Tracking Overview............................................................................................................................................ 574
Track Layer 2 Interfaces......................................................................................................................................... 575
Track Layer 3 Interfaces......................................................................................................................................... 575
Track IPv4 and IPv6 Routes................................................................................................................................... 575
Set Tracking Delays.................................................................................................................................................. 576
VRRP Object Tracking............................................................................................................................................. 577
Object Tracking Configuration.....................................................................................................................................577
Tracking a Layer 2 Interface...................................................................................................................................577
Tracking a Layer 3 Interface...................................................................................................................................578
Track an IPv4/IPv6 Route...................................................................................................................................... 579
Displaying Tracked Objects.......................................................................................................................................... 582
Chapter 34: Open Shortest Path First (OSPFv2 and OSPFv3)................................................... 585
Protocol Overview..........................................................................................................................................................585
Autonomous System (AS) Areas...........................................................................................................................585
Area Types..................................................................................................................................................................586
Networks and Neighbors.........................................................................................................................................587
Router Types..............................................................................................................................................................587
Designated and Backup Designated Routers..................................................................................................... 588
Link-State Advertisements (LSAs).......................................................................................................................588
Router Priority and Cost......................................................................................................................................... 589
OSPF with Dell EMC Networking OS........................................................................................................................ 590
Graceful Restart........................................................................................................................................................590
Fast Convergence (OSPFv2, IPv4 Only)............................................................................................................. 591
Multi-Process OSPFv2 with VRF..........................................................................................................................592
OSPF ACK Packing...................................................................................................................................................592
Setting OSPF Adjacency with Cisco Routers.................................................................................................... 592
Configuration Information.............................................................................................................................................593
Configuration Task List for OSPFv2 (OSPF for IPv4).....................................................................................593
Configuration Task List for OSPFv3 (OSPF for IPv6).......................................................................................... 605
Enabling IPv6 Unicast Routing.............................................................................................................................. 606
Assigning IPv6 Addresses on an Interface..........................................................................................................606
Assigning Area ID on an Interface.........................................................................................................................606
Assigning OSPFv3 Process ID and Router ID Globally.....................................................................................606
Assigning OSPFv3 Process ID and Router ID to a VRF................................................................................... 607
Configuring Stub Areas............................................................................................................................................607
Configuring Passive-Interface............................................................................................................................... 608
Redistributing Routes.............................................................................................................................................. 608
Configuring a Default Route...................................................................................................................................608
Applying cost for OSPFv3...................................................................................................................................... 609
Enabling OSPFv3 Graceful Restart...................................................................................................................... 609
OSPFv3 Authentication Using IPsec..................................................................................................................... 611
Troubleshooting OSPFv3......................................................................................................................................... 617
MIB Support for OSPFv3.............................................................................................................................................. 618
Viewing the OSPFv3 MIB........................................................................................................................................ 618
Chapter 35: Policy-based Routing (PBR)................................................................................... 619
Overview............................................................................................................................................................................619
Implementing PBR.......................................................................................................................................................... 620
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Contents