H3C Technologies H3C S10500 Series Switches User Manual
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Configuring a multicast routing policy················································································································ 83
Configuring a multicast forwarding range ········································································································· 84
Configuring the multicast forwarding table size ································································································ 84
Tracing a multicast path ······································································································································· 85
Displaying and maintaining multicast routing and forwarding················································································· 85
Configuration examples ················································································································································ 87
Changing an RPF route········································································································································· 87
Creating an RPF route··········································································································································· 89
Multicast forwarding over a GRE tunnel············································································································· 91
Troubleshooting multicast routing and forwarding····································································································· 95
Multicast static route failure·································································································································· 95
Multicast data fails to reach receivers················································································································· 95
IGMP configuration····················································································································································97
IGMP overview······························································································································································· 97
IGMP versions························································································································································ 97
Introduction to IGMPv1········································································································································· 97
Enhancements in IGMPv2····································································································································· 99
Enhancements in IGMPv3····································································································································· 99
IGMP SSM mapping···········································································································································101
IGMP proxying ····················································································································································102
Multi-instance IGMP ············································································································································103
Protocols and standards ·····································································································································103
IGMP configuration task list ········································································································································103
Configuring basic IGMP functions ·····························································································································104
Configuration prerequisites ································································································································104
Enabling IGMP ····················································································································································104
Configuring IGMP versions ································································································································105
Configuring static joining ···································································································································106
Configuring a multicast group filter···················································································································106
Adjusting IGMP performance ·····································································································································107
Configuration prerequisites ································································································································107
Configuring IGMP message options ·················································································································108
Configuring IGMP query and response parameters························································································109
Configuring IGMP fast-leave processing ··········································································································111
Enabling the IGMP host tracking function ········································································································112
Configuring IGMP SSM mapping ······························································································································113
Configuration prerequisites ································································································································113
Enabling SSM mapping······································································································································113
Configuring SSM mappings·······························································································································113
Configuring IGMP proxying ·······································································································································114
Configuration prerequisites ································································································································114
Enabling IGMP proxying····································································································································114
Configuring multicast forwarding on a downstream interface·······································································115
Displaying and maintaining IGMP·····························································································································115
IGMP configuration examples ····································································································································117
Basic IGMP functions configuration example···································································································117
SSM mapping configuration example ··············································································································119
IGMP proxying configuration example·············································································································122
Troubleshooting IGMP·················································································································································124
No membership information on the receiver-side router·················································································124
Inconsistent memberships on routers on the same subnet···············································································125