1.1 IP Multicast Overview........................................................................................................................................2

1.2 IP Multicast Features Supported by the S3700..................................................................................................2

1.3 IPv4 Multicast Configuration Guide..................................................................................................................2

1.3.1 IPv4 Multicast Addresses..........................................................................................................................2

1.3.2 IPv4 Multicast Protocols...........................................................................................................................3

1.3.3 Typical Configuration Solution.................................................................................................................4

1.3.4 Controlling Multicast Forwarding.............................................................................................................5

2 IGMP Snooping Configuration..................................................................................................6

2.1 IGMP Snooping Overview.................................................................................................................................7

2.2 IGMP Snooping Supported by the S3700..........................................................................................................8

2.3 Configuring IGMP Snooping.............................................................................................................................9

2.3.1 Establishing the Configuration Task.........................................................................................................9

2.3.2 Enabling IGMP Snooping.......................................................................................................................10

2.3.3 (Optional) Configuring a Static Router Interface....................................................................................12

2.3.4 (Optional) Configuring Multicast Group Member Interfaces.................................................................12

2.3.5 (Optional) Configuring IGMP Snooping Querier...................................................................................14

2.3.6 (Optional) Setting the Maximum Number of Multicast Groups that Hosts Attached to an Interface Can

Join....................................................................................................................................................................15

2.3.7 (Optional) Configuring Multicast Policies..............................................................................................16

2.3.8 (Optional) Setting the Suppression Time of IGMP Messages................................................................16

2.3.9 (Optional) Enabling the Discarding of Unknown Multicast Data Packets in a VLAN...........................17

2.3.10 (Optional) Configuring the S3700 to Actively Send IGMP Query Messages......................................18

2.3.11 (Optional) Configuring Router Alert Options in IGMP Messages........................................................18

2.3.12 (Optional) Configuring the IGMP Snooping Proxy for the VLAN.......................................................19

2.3.13 (Optional) Filtering Layer 2 Multicast Data on an Interface.................................................................20

2.3.14 Checking the Configuration...................................................................................................................20

2.4 Configuring a Static Multicast MAC Address.................................................................................................22

2.5 Configuring Layer 2 Multicast SSM Mapping.................................................................................................24

2.5.1 Establishing the Configuration Task.......................................................................................................24

2.5.2 (Optional) Configuring an SSM Group Policy........................................................................................25

2.5.3 (Optional) Configuring Layer 2 Multicast SSM Mapping......................................................................25

Issue 01 (2011-10-26)

Huawei Proprietary and Confidential

Contents