H3C Technologies H3C S7500E Series Switches - Manual (Page 7)

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Table of Contents
1 Multicast Overview·································································································································1-1
Introduction to Multicast ·······················································································································1-1
Comparison of Information Transmission Techniques ·································································1-1
Features of 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 Addresses ·····················································································································1-7
Multicast Protocols ·····················································································································1-11
Multicast Packet Forwarding Mechanism ··························································································1-13
Multi-Instance Multicast ·····················································································································1-14
Introduction to the Multi-Instance Concept·················································································1-14
Multi-Instance Application in Multicast ·······················································································1-15
2 IGMP Snooping Configuration ··············································································································2-1
IGMP Snooping Overview····················································································································2-1
Principle of IGMP Snooping ·········································································································2-1
Basic Concepts in IGMP Snooping ······························································································2-2
How IGMP Snooping Works·········································································································2-4
IGMP Snooping Proxying ·············································································································2-6
Protocols and Standards ··············································································································2-8
IGMP Snooping Configuration Task List······························································································2-8
Configuring Basic Functions of IGMP Snooping··················································································2-9
Configuration Prerequisites ··········································································································2-9
Enabling IGMP Snooping ·············································································································2-9
Configuring the Version of IGMP Snooping ···············································································2-10
Configuring the Maximum Number of Global IGMP Forwarding Entries ····································2-11
Configuring IGMP Snooping Port Functions ······················································································2-11
Configuration Prerequisites ········································································································2-11
Configuring Aging Timers for Dynamic Ports ·············································································2-11
Configuring Static Ports··············································································································2-12
Configuring Simulated Joining····································································································2-13
Configuring Fast Leave Processing ···························································································2-14
Configuring IGMP Snooping Querier ·································································································2-15
Configuration Prerequisites ········································································································2-15
Enabling IGMP Snooping Querier ······························································································2-15
Configuring IGMP Queries and Responses ···············································································2-16
Configuring Source IP Address of IGMP Queries ······································································2-17
Configuring IGMP Snooping Proxying ·······························································································2-18
Configuration Prerequisites ········································································································2-18
Enabling IGMP Snooping Proxying ····························································································2-18