Users Guide

Related Conguration Tasks.....................................................................................................................................543
Enable Multiple Spanning Tree Globally.......................................................................................................................... 544
Adding and Removing Interfaces....................................................................................................................................544
Creating Multiple Spanning Tree Instances.....................................................................................................................544
Inuencing MSTP Root Selection...................................................................................................................................545
Interoperate with Non-Dell Bridges................................................................................................................................ 546
Changing the Region Name or Revision......................................................................................................................... 546
Modifying Global Parameters..........................................................................................................................................547
Modifying the Interface Parameters...............................................................................................................................548
Conguring an EdgePort................................................................................................................................................549
Flush MAC Addresses after a Topology Change.............................................................................................................549
MSTP Sample Congurations........................................................................................................................................ 550
Router 1 Running-CongurationRouter 2 Running-CongurationRouter 3 Running-CongurationSFTOS
Example Running-Conguration...............................................................................................................................550
Debugging and Verifying MSTP Congurations............................................................................................................. 553
34 Multicast Features.................................................................................................... 555
Enabling IP Multicast..................................................................................................................................................... 555
Implementation Information........................................................................................................................................... 555
Multicast Policies...........................................................................................................................................................556
IPv4 Multicast Policies.............................................................................................................................................556
35 Object Tracking.........................................................................................................563
Object Tracking Overview..............................................................................................................................................563
Track Layer 2 Interfaces...........................................................................................................................................564
Track Layer 3 Interfaces...........................................................................................................................................564
Track IPv4 and IPv6 Routes..................................................................................................................................... 564
Set Tracking Delays..................................................................................................................................................565
VRRP Object Tracking............................................................................................................................................. 566
Object Tracking Conguration........................................................................................................................................566
Tracking a Layer 2 Interface..................................................................................................................................... 566
Tracking a Layer 3 Interface..................................................................................................................................... 567
Track an IPv4/IPv6 Route........................................................................................................................................568
Displaying Tracked Objects.............................................................................................................................................572
36 Open Shortest Path First (OSPFv2 and OSPFv3)..................................................... 574
Protocol Overview..........................................................................................................................................................574
Autonomous System (AS) Areas...............................................................................................................................574
Area Types............................................................................................................................................................... 575
Networks and Neighbors..........................................................................................................................................576
Router Types............................................................................................................................................................ 576
Designated and Backup Designated Routers............................................................................................................ 578
Link-State Advertisements (LSAs)........................................................................................................................... 578
Router Priority and Cost...........................................................................................................................................579
OSPF with Dell Networking OS..................................................................................................................................... 580
Graceful Restart....................................................................................................................................................... 581
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