Administrator Guide

Disable MLD Snooping................................................................................................................................................534
Configure the switch as a querier............................................................................................................................. 535
Specify port as connected to multicast router........................................................................................................535
Enable Snooping Explicit Tracking............................................................................................................................ 535
Display the MLD Snooping Table.............................................................................................................................. 535
32 Multiple Spanning Tree Protocol (MSTP)................................................................................. 536
Spanning Tree Variations..................................................................................................................................................537
Implementation Information....................................................................................................................................... 537
Configure Multiple Spanning Tree Protocol...................................................................................................................537
Related Configuration Tasks...................................................................................................................................... 537
Enable Multiple Spanning Tree Globally......................................................................................................................... 538
Adding and Removing Interfaces.................................................................................................................................... 538
Creating Multiple Spanning Tree Instances................................................................................................................... 538
Influencing MSTP Root Selection................................................................................................................................... 539
Interoperate with Non-Dell Bridges................................................................................................................................ 539
Changing the Region Name or Revision.........................................................................................................................540
Modifying Global Parameters.......................................................................................................................................... 540
Modifying the Interface Parameters............................................................................................................................... 541
Setting STP path cost as constant.................................................................................................................................542
Configuring an EdgePort..................................................................................................................................................542
Flush MAC Addresses after a Topology Change.......................................................................................................... 543
MSTP Sample Configurations......................................................................................................................................... 543
Debugging and Verifying MSTP Configurations........................................................................................................... 545
33 Multicast Features.................................................................................................................. 547
Enabling IP Multicast.........................................................................................................................................................547
Implementation Information............................................................................................................................................. 547
Multicast Policies...............................................................................................................................................................548
IPv4 Multicast Policies................................................................................................................................................548
Understanding Multicast Traceroute (mtrace).............................................................................................................555
Printing Multicast Traceroute (mtrace) Paths..............................................................................................................555
Supported Error Codes.................................................................................................................................................... 557
mtrace Scenarios...............................................................................................................................................................557
34 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 Configuration........................................................................................................................................ 566
Tracking a Layer 2 Interface......................................................................................................................................566
Tracking a Layer 3 Interface...................................................................................................................................... 567
Track an IPv4/IPv6 Route......................................................................................................................................... 568
Displaying Tracked Objects...............................................................................................................................................571
35 Open Shortest Path First (OSPFv2 and OSPFv3)...................................................................... 573
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