ii
Configuring IGMP Report Suppression························································································ 2-17
Configuring Maximum Multicast Groups that Can Be Joined on a Port······································· 2-17
Configuring Multicast Group Replacement··················································································· 2-18
Configuring 802.1p Precedence for IGMP Messages·································································· 2-19
Displaying and Maintaining IGMP Snooping·························································································2-20
IGMP Snooping Configuration Examples ·····························································································2-20
Group Policy and Simulated Joining Configuration Example······················································· 2-20
Static Port Configuration Example ······························································································· 2-23
IGMP Snooping Querier Configuration Example ········································································· 2-26
IGMP Snooping Proxying Configuration Example ······································································· 2-28
Troubleshooting IGMP Snooping Configuration ···················································································2-31
Switch Fails in Layer 2 Multicast Forwarding ··············································································· 2-31
Configured Multicast Group Policy Fails to Take Effect······························································· 2-31
3 Multicast VLAN Configuration··················································································································2-1
Introduction to Multicast VLAN················································································································2-1
Multicast VLAN Configuration Task List··································································································2-2
Configuring Multicast VLAN····················································································································2-2
Configuration Prerequisites············································································································ 2-3
Configuring User Port Attributes····································································································· 2-3
Configuring Multicast VLAN Ports·································································································· 2-4
Displaying and Maintaining Multicast VLAN ···························································································2-5
Multicast VLAN Configuration Examples ································································································2-5