H3C Technologies H3C S3600 Series Switches - Manual (Page 372)

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Table of Contents
1 Multicast Overview ····································································································································1-1
Multicast Overview ··································································································································1-1
Information Transmission in the Unicast Mode ···············································································1-1
Information Transmission in the Broadcast Mode···········································································1-2
Information Transmission in the Multicast Mode·············································································1-3
Roles in Multicast ····························································································································1-4
Common Notations in Multicast·······································································································1-5
Advantages and Applications of Multicast·······················································································1-5
Multicast Models ·····································································································································1-6
Multicast Architecture······························································································································1-6
Multicast Address ····························································································································1-7
Multicast Protocols ··························································································································1-9
Multicast Packet Forwarding Mechanism ·····························································································1-11
Implementation of the RPF Mechanism ························································································1-12
RPF Check ····································································································································1-12
2 Common Multicast Configuration············································································································2-1
Common Multicast Configuration············································································································2-1
Enabling Multicast Packet Buffering································································································2-1
Enabling Multicast Routing ··············································································································2-2
Configuring Limit on the Number of Route Entries··········································································2-2
Configuring Suppression on the Multicast Source Port···································································2-3
Clearing Multicast Forwarding and Routing Entries ········································································2-3
Configuring a Multicast MAC Address Entry ···················································································2-4
Configuring Dropping Unknown Multicast Packets ·········································································2-5
Tracing a Multicast Path ··················································································································2-5
Displaying and Maintaining Common Multicast Configuration································································2-5
3 IGMP Configuration ···································································································································3-1
IGMP Overview ·······································································································································3-1
IGMP Versions ································································································································3-1
Work Mechanism of IGMPv1···········································································································3-1
Enhancements Provided by IGMPv2 ······························································································3-3
Enhancements Provided by IGMPv3 ······························································································3-3
IGMP Proxy ·····································································································································3-5
Configuring IGMP····································································································································3-6
IGMP Configuration Task List ·········································································································3-6
Enabling IGMP ································································································································3-6
Configuring IGMP Version···············································································································3-7
Configuring Options Related to IGMP Query Messages·································································3-7
Configuring the Maximum Allowed Number of Multicast Groups····················································3-9
Configuring a Multicast Group Filter································································································3-9
Configuring Simulated Joining·······································································································3-10
Configuring IGMP Proxy················································································································3-11
Removing Joined IGMP Groups from an Interface ·······································································3-12