White Papers

Table Of Contents
Modifying the Interface Parameters.......................................................................................................................... 539
Configuring an EdgePort...............................................................................................................................................540
Flush MAC Addresses after a Topology Change.................................................................................................... 540
MSTP Sample Configurations.......................................................................................................................................541
Debugging and Verifying MSTP Configurations......................................................................................................542
Chapter 34: Multicast Features................................................................................................. 544
Enabling IP Multicast......................................................................................................................................................544
Implementation Information......................................................................................................................................... 544
First Packet Forwarding for Lossless Multicast......................................................................................................545
Multicast Policies............................................................................................................................................................ 545
IPv4 Multicast Policies.............................................................................................................................................545
Understanding Multicast Traceroute (mtrace)........................................................................................................551
Printing Multicast Traceroute (mtrace) Paths........................................................................................................ 552
Supported Error Codes................................................................................................................................................. 553
mtrace Scenarios............................................................................................................................................................ 554
Chapter 35: Open Shortest Path First (OSPFv2 and OSPFv3)................................................... 560
Protocol Overview..........................................................................................................................................................560
Autonomous System (AS) Areas...........................................................................................................................560
Area Types...................................................................................................................................................................561
Networks and Neighbors.........................................................................................................................................562
Router Types..............................................................................................................................................................562
Designated and Backup Designated Routers..................................................................................................... 563
Link-State Advertisements (LSAs).......................................................................................................................563
Router Priority and Cost......................................................................................................................................... 564
OSPF with Dell EMC Networking OS........................................................................................................................ 565
Fast Convergence (OSPFv2, IPv4 Only)............................................................................................................ 566
Multi-Process OSPFv2 with VRF..........................................................................................................................566
RFC-2328 Compliant OSPF Flooding.................................................................................................................. 566
OSPF ACK Packing...................................................................................................................................................567
Setting OSPF Adjacency with Cisco Routers.................................................................................................... 567
Configuration Information.............................................................................................................................................567
Configuration Task List for OSPFv2 (OSPF for IPv4).....................................................................................568
Sample Configurations for OSPFv2......................................................................................................................577
OSPFv3 NSSA................................................................................................................................................................. 578
Configuration Task List for OSPFv3 (OSPF for IPv6)...........................................................................................578
Enabling IPv6 Unicast Routing...............................................................................................................................579
Applying cost for OSPFv3.......................................................................................................................................579
Assigning IPv6 Addresses on an Interface..........................................................................................................579
Assigning Area ID on an Interface.........................................................................................................................580
Assigning OSPFv3 Process ID and Router ID Globally.....................................................................................580
Configuring Stub Areas........................................................................................................................................... 580
Configuring Passive-Interface................................................................................................................................ 581
Redistributing Routes............................................................................................................................................... 581
Configuring a Default Route....................................................................................................................................581
OSPFv3 Authentication Using IPsec....................................................................................................................582
Troubleshooting OSPFv3........................................................................................................................................ 587
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