iii
Specifying an MLD snooping version ······································································································· 72
Setting the maximum number of MLD snooping forwarding entries ························································ 73
Configuring static IPv6 multicast MAC address entries ··········································································· 73
Setting the MLD last listener query interval ······························································································ 74
Configuring MLD snooping port features ········································································································· 75
Setting aging timers for dynamic ports ····································································································· 75
Configuring a static member port ············································································································· 76
Configuring a static router port ················································································································· 76
Configuring a port as a simulated member host ······················································································ 76
Enabling fast-leave processing ················································································································ 77
Disabling a port from becoming a dynamic router port ············································································ 78
Configuring the MLD snooping querier ············································································································ 78
Enabling the MLD snooping querier ········································································································· 78
Enabling MLD snooping querier election ································································································· 79
Configuring parameters for MLD general queries and responses ··························································· 79
Enabling MLD snooping proxying ···················································································································· 80
About MLD snooping proxying ················································································································· 80
Restrictions and guidelines for enabling MLD snooping proxying···························································· 80
Enabling MLD snooping proxying for a VLAN ·························································································· 80
Configuring parameters for MLD messages ···································································································· 81
Configuring source IPv6 addresses for MLD messages ·········································································· 81
Setting the 802.1p priority for MLD messages ························································································· 82
Configuring MLD snooping policies·················································································································· 82
Configuring an IPv6 multicast group policy ······························································································ 82
Enabling IPv6 multicast source port filtering ···························································································· 83
Enabling dropping unknown IPv6 multicast data ····················································································· 84
Enabling MLD report suppression ············································································································ 84
Setting the maximum number of IPv6 multicast groups on a port ···························································· 84
Enabling IPv6 multicast group replacement ····························································································· 85
Enabling host tracking ······························································································································ 86
Setting the DSCP value for outgoing MLD protocol packets ··········································································· 86
Display and maintenance commands for MLD snooping ················································································· 87
MLD snooping configuration examples ············································································································ 88
Example: Configuring VLAN-based IPv6 group policy and simulated joining ·········································· 88
Example: Configuring VLAN-based static ports ······················································································· 90
Example: Configuring the VLAN-based MLD snooping querier ······························································· 93
Example: Configuring VLAN-based MLD snooping proxying ··································································· 95
Troubleshooting MLD snooping ······················································································································· 97
Layer 2 multicast forwarding cannot function ··························································································· 97
IPv6 multicast group policy does not work ······························································································· 98
Configuring IPv6 PIM snooping ··································································· 99
About IPv6 PIM snooping································································································································· 99
Restrictions and guidelines: IPv6 PIM snooping configuration ······································································ 100
IPv6 PIM snooping tasks at a glance ············································································································· 100
Enabling IPv6 PIM snooping ·························································································································· 100
Setting the aging time for global ports after a master/subordinate switchover ·············································· 101
About global ports ·································································································································· 101
Restrictions and guidelines ···················································································································· 101
Setting the aging time for global neighbor ports····················································································· 101
Setting the aging time for global downstream ports and global router ports ·········································· 101
Display and maintenance commands for IPv6 PIM snooping ········································································ 102
IPv6 PIM snooping configuration examples ··································································································· 102
Example: Configuring IPv6 PIM snooping ······························································································ 102
Troubleshooting IPv6 PIM snooping ·············································································································· 105
IPv6 PIM snooping does not work on a Layer 2 device ········································································· 106
Configuring IPv6 multicast VLANs ····························································· 107
IPv6 multicast VLAN feature ·························································································································· 107
IPv6 multicast VLAN methods ······················································································································· 107
Sub-VLAN-based IPv6 multicast VLAN ································································································· 107
Port-based IPv6 multicast VLAN ············································································································ 108