H3C s3100-52P Operation Manual

Operation Manual - Multicast
H3C S3100-52P Ethernet Switch
Chapter 1 Multicast Overview ...................................................................................................... 1-1
1.1 Multicast Overview............................................................................................................. 1-1
1.1.1 Information Transmission in the Unicast Mode....................................................... 1-1
1.1.2 Information Transmission in the Broadcast Mode................................................... 1-2
1.1.3 Information Transmission in the Multicast Mode..................................................... 1-3
1.1.4 Roles in Multicast .................................................................................................... 1-4
1.1.5 Advantages and Applications of Multicast .............................................................. 1-5
1.2 Multicast Models ................................................................................................................ 1-6
1.3 Multicast Architecture ........................................................................................................ 1-7
1.3.1 Multicast Protocols ................................................................................................ 1-10
1.4 Multicast Packet Forwarding Mechanism ........................................................................ 1-12
1.4.1 Implementation of the RPF Mechanism................................................................ 1-13
1.4.2 RPF Check ............................................................................................................ 1-13
Chapter 2 Common Multicast Configuration.............................................................................. 2-1
2.1 Common Multicast Configuration....................................................................................... 2-1
2.1.1 Configuring Suppression on the Multicast Source Port .......................................... 2-1
2.1.2 Configuring a Multicast MAC Address Entry........................................................... 2-2
2.1.3 Configuring Dropping Unknown Multicast Packets ................................................. 2-3
2.2 Displaying Common Multicast Configuration..................................................................... 2-4
Chapter 3 IGMP Snooping Configuration ................................................................................... 3-1
3.1 IGMP Snooping Overview ................................................................................................. 3-1
3.1.1 Principle of IGMP Snooping .................................................................................... 3-1
3.1.2 Basic Concepts in IGMP Snooping ......................................................................... 3-2
3.1.3 Work Mechanism of IGMP Snooping ...................................................................... 3-3
3.2 IGMP Snooping Configuration Task List ........................................................................... 3-5
3.2.1 Enabling IGMP Snooping........................................................................................ 3-6
3.2.2 Configuring the Version of IGMP Snooping ............................................................ 3-6
3.2.3 Configuring Timers .................................................................................................. 3-7
3.2.4 Configuring Fast Leave Processing ........................................................................ 3-8
3.2.5 Configuring a Multicast Group Filter........................................................................ 3-9
3.2.6 Configuring the Maximum Number of Multicast Groups on a Port ....................... 3-10
3.2.7 Configuring IGMP Snooping Querier .................................................................... 3-11
3.2.8 Suppressing Flooding of Unknown Multicast Traffic in a VLAN............................ 3-12
3.2.9 Configuring Static Member Port for a Multicast Group ......................................... 3-13
3.2.10 Configuring a Static Router Port ......................................................................... 3-14
3.2.11 Configuring a Port as a Simulated Group Member ............................................. 3-14
3.2.12 Configuring a VLAN Tag for Query Messages.................................................... 3-16

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Table of Contents