Reference Guide

Implementation Information......................................................................................................626
Configure Multiple Spanning Tree Protocol....................................................................................626
Related Configuration Tasks...................................................................................................... 626
Enable Multiple Spanning Tree Globally.......................................................................................... 627
Adding and Removing Interfaces..................................................................................................... 627
Creating Multiple Spanning Tree Instances..................................................................................... 627
Influencing MSTP Root Selection.................................................................................................... 629
Interoperate with Non-Dell Networking OS Bridges...................................................................... 629
Changing the Region Name or Revision......................................................................................... 630
Modifying Global Parameters...........................................................................................................630
Modifying the Interface Parameters.................................................................................................632
Configuring an EdgePort..................................................................................................................632
Flush MAC Addresses after a Topology Change............................................................................. 633
MSTP Sample Configurations...........................................................................................................634
Router 1 Running-ConfigurationRouter 2 Running-ConfigurationRouter 3 Running-
ConfigurationSFTOS Example Running-Configuration............................................................ 634
Debugging and Verifying MSTP Configurations.............................................................................. 637
34 Multicast Features..............................................................................................641
Enabling IP Multicast.........................................................................................................................641
Multicast with ECMP......................................................................................................................... 641
Implementation Information............................................................................................................642
First Packet Forwarding for Lossless Multicast................................................................................643
Multicast Policies.............................................................................................................................. 643
IPv4 Multicast Policies................................................................................................................ 643
35 Open Shortest Path First (OSPFv2 and OSPFv3).........................................651
Protocol Overview............................................................................................................................ 651
Autonomous System (AS) Areas..................................................................................................651
Area Types...................................................................................................................................652
Networks and Neighbors............................................................................................................653
Router Types............................................................................................................................... 653
Designated and Backup Designated Routers............................................................................ 655
Link-State Advertisements (LSAs)............................................................................................... 655
Router Priority and Cost............................................................................................................. 657
OSPF with Dell Networking OS........................................................................................................ 657
Graceful Restart.......................................................................................................................... 658
Fast Convergence (OSPFv2, IPv4 Only)..................................................................................... 659
Multi-Process OSPFv2 (IPv4 only)..............................................................................................659
RFC-2328 Compliant OSPF Flooding........................................................................................660
OSPF ACK Packing...................................................................................................................... 661
Setting OSPF Adjacency with Cisco Routers............................................................................. 661