3com WX3000 User Manual
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Table of Contents
1 Multicast Overview ····································································································································1-1
Multicast Overview ··································································································································1-1
Roles in Multicast ····························································································································1-4
Multicast Models ·····································································································································1-5
Multicast Architecture······························································································································1-6
Multicast Protocols ··························································································································1-9
Multicast Packet Forwarding Mechanism ·····························································································1-11
RPF Check ····································································································································1-12
2 IGMP Snooping Configuration ·················································································································2-1
IGMP Snooping Overview·······················································································································2-1
Principle of IGMP Snooping ············································································································2-1
Basic Concepts in IGMP Snooping ·································································································2-1
IGMP Snooping Configuration ················································································································2-4
Enabling IGMP Snooping ················································································································2-5
Configuring Timers ··························································································································2-6
Configuring Fast Leave Processing ································································································2-6
Configuring a Multicast Group Filter································································································2-7
Configuring IGMP Querier ···············································································································2-9
Configuring a Static Router Port····································································································2-11
Configuring Multicast VLAN ··········································································································2-13
Displaying and Maintaining IGMP Snooping·························································································2-15
IGMP Snooping Configuration Examples ·····························································································2-15
Configuring IGMP Snooping··········································································································2-15
Configuring Multicast VLAN ··········································································································2-17
Troubleshooting IGMP Snooping··········································································································2-19
3 Common Multicast Configuration············································································································3-1
Common Multicast Configuration············································································································3-1