Setup Guide

Flush MAC Addresses after a Topology Change....................................................................................................... 559
MSTP Sample Congurations......................................................................................................................................560
Router 1 Running-CongurationRouter 2 Running-CongurationRouter 3 Running-
CongurationSFTOS Example Running-Conguration.......................................................................................560
Debugging and Verifying MSTP Congurations........................................................................................................ 563
32 Multicast Features...................................................................................................................................565
Enabling IP Multicast.....................................................................................................................................................565
Implementation Information......................................................................................................................................... 565
Multicast Policies...........................................................................................................................................................566
IPv4 Multicast Policies............................................................................................................................................566
Understanding Multicast Traceroute (mtrace).....................................................................................................573
Printing Multicast Traceroute (mtrace) Paths......................................................................................................574
Supported Error Codes........................................................................................................................................... 575
mtrace Scenarios..................................................................................................................................................... 576
33 Multicast Listener Discovery Protocol..................................................................................................... 582
MLD Version 1................................................................................................................................................................ 582
MLD Querier Router......................................................................................................................................................582
Joining a Multicast Group.............................................................................................................................................583
Leaving a Multicast Group............................................................................................................................................583
MLD version 2................................................................................................................................................................583
MLD timers.....................................................................................................................................................................585
Reducing Host Response Burstiness.................................................................................................................... 586
Clearing MLD groups.................................................................................................................................................... 586
Debugging MLD.............................................................................................................................................................586
Explicit Tracking............................................................................................................................................................. 586
Reducing Leave Latency...............................................................................................................................................586
Displaying MLD groups table........................................................................................................................................ 587
Displaying MLD Interfaces............................................................................................................................................ 587
MLD Snooping................................................................................................................................................................587
Enable MLD Snooping.............................................................................................................................................587
Disable MLD Snooping............................................................................................................................................588
Congure the switch as a querier..........................................................................................................................588
Specify port as connected to multicast router.................................................................................................... 588
Enable Snooping Explicit Tracking.........................................................................................................................589
Display the MLD Snooping Table........................................................................................................................... 589
34 Object Tracking....................................................................................................................................... 590
Object Tracking Overview............................................................................................................................................ 590
Track Layer 2 Interfaces.......................................................................................................................................... 591
Track Layer 3 Interfaces.......................................................................................................................................... 591
Track IPv4 and IPv6 Routes................................................................................................................................... 592
Set Tracking Delays................................................................................................................................................. 593
VRRP Object Tracking............................................................................................................................................ 593
Object Tracking Conguration..................................................................................................................................... 593
Contents
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