R21xx-HP FlexFabric 11900 IP Multicast Configuration Guide

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How MLD snooping works ································································································································· 107
Protocols and standards ····································································································································· 109
MLD snooping configuration task list ························································································································· 109
Configuring basic MLD snooping functions ·············································································································· 109
Enabling MLD snooping ····································································································································· 110
Specifying the MLD snooping version ··············································································································· 110
Setting the maximum number of MLD snooping forwarding entries ······························································ 111
Configuring parameters for MLD queries and responses ··············································································· 111
Configuring MLD snooping port functions ················································································································· 112
Setting aging timers for dynamic ports ············································································································· 112
Configuring static ports ······································································································································· 113
Enabling MLD snooping fast-leave processing ································································································· 114
Configuring MLD snooping policies ··························································································································· 115
Configuring an IPv6 multicast group filter ········································································································ 115
Enabling dropping unknown IPv6 multicast data ···························································································· 116
Setting the maximum number of IPv6 multicast groups on a port ·································································· 116
Enabling the IPv6 multicast group replacement function ················································································· 117
Displaying and maintaining MLD snooping ·············································································································· 117
MLD snooping configuration examples ····················································································································· 119
IPv6 group policy configuration example ········································································································· 119
Static port configuration example ····················································································································· 121
Troubleshooting MLD snooping ·································································································································· 124
Layer 2 multicast forwarding cannot function ·································································································· 124
IPv6 multicast group filter does not work ·········································································································· 124
Configuring IPv6 multicast routing and forwarding ····························································································· 125
Overview ······································································································································································· 125
RPF check mechanism ········································································································································· 125
IPv6 multicast forwarding across IPv6 unicast subnets ···················································································· 127
Configuration task list ·················································································································································· 128
Enabling IPv6 multicast routing ··································································································································· 128
Configuring IPv6 multicast routing and forwarding ································································································· 128
Configuring the RPF route selection rule ··········································································································· 129
Configuring IPv6 multicast load splitting··········································································································· 129
Configuring an IPv6 multicast forwarding boundary ······················································································ 129
Configuring IPv6 static multicast MAC address entries ··················································································· 130
Displaying and maintaining IPv6 multicast routing and forwarding ······································································ 131
Multicast forwarding over a GRE tunnel configuration example ············································································ 132
Network requirements ········································································································································· 132
Configuration procedure ···································································································································· 132
Verifying the configuration ································································································································· 134
Troubleshooting ···························································································································································· 135
IPv6 multicast data fails to reach receivers ······································································································· 135