3Com 4500G Family Configuration Manual page 456

1 MLD Snooping Configuration···················································································································1-1
MLD Snooping Overview ························································································································1-1
Introduction to MLD Snooping·········································································································1-1
Basic Concepts in MLD Snooping···································································································1-2
How MLD Snooping Works ·············································································································1-3
Protocols and Standards ·················································································································1-5
MLD Snooping Configuration Task List ··································································································1-5
Configuring Basic Functions of MLD Snooping ······················································································1-6
Configuration Prerequisites ·············································································································1-6
Enabling MLD Snooping··················································································································1-6
Configuring the Version of MLD Snooping ······················································································1-7
Configuring MLD Snooping Port Functions ····························································································1-7
Configuration Prerequisites ·············································································································1-7
Configuring Aging Timers for Dynamic Ports ··················································································1-8
Configuring Static Ports···················································································································1-8
Configuring Simulated Joining·········································································································1-9
Configuring Fast Leave Processing ······························································································1-10
Configuring MLD Snooping Querier······································································································1-11
Configuration Prerequisites ···········································································································1-11
Enabling MLD Snooping Querier···································································································1-11
Configuring MLD Queries and Responses····················································································1-12
Configuring Source IPv6 Addresses of MLD Queries ···································································1-13
Configuring an MLD Snooping Policy ···································································································1-14
Configuration Prerequisites ···········································································································1-14
Configuring an IPv6 Multicast Group Filter····················································································1-14
Configuring IPv6 Multicast Source Port Filtering···········································································1-15
Configuring MLD Report Suppression···························································································1-16
Configuring Maximum Multicast Groups that Can Be Joined on a Port········································1-16
Configuring IPv6 Multicast Group Replacement ···········································································1-17
Displaying and Maintaining MLD Snooping ··························································································1-18
MLD Snooping Configuration Examples ·······························································································1-19
Configuring IPv6 Group Policy and Simulated Joining··································································1-19
Static Port Configuration················································································································1-21
MLD Snooping Querier Configuration ···························································································1-25
Troubleshooting MLD Snooping ···········································································································1-26
Switch Fails in Layer 2 Multicast Forwarding ················································································1-26
Configured IPv6 Multicast Group Policy Fails to Take Effect························································1-27
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