3Com S7906E Configuration Manual page 1016

[SwitchD-Vlan-interface104] pim sm
[SwitchD-Vlan-interface104] quit
# Enable IP multicast routing on Switch A, and enable PIM-SM on each interface.
<SwitchA> system-view
[SwitchA] multicast routing-enable
[SwitchA] interface vlan-interface 100
[SwitchA-Vlan-interface100] pim sm
[SwitchA-Vlan-interface100] quit
[SwitchA] interface vlan-interface 101
[SwitchA-Vlan-interface101] pim sm
[SwitchA-Vlan-interface101] quit
[SwitchA] interface vlan-interface 104
[SwitchA-Vlan-interface104] pim sm
[SwitchA-Vlan-interface104] quit
The configuration on Switch B and Switch C is similar to that on Switch A.
3) Configure a C-BSR and a C-RP
# Configure C-BSR and C-RP interfaces on Switch D.
[SwitchD] pim
[SwitchD-pim] c-bsr vlan-interface 104
[SwitchD-pim] c-rp vlan-interface 104
[SwitchD-pim] quit
4) Configure the SSM group range
# Configure the SSM group range 232.1.1.0/24 on Switch D.
[SwitchD] acl number 2000
[SwitchD-acl-basic-2000] rule permit source 232.1.1.0 0.0.0.255
[SwitchD-acl-basic-2000] quit
[SwitchD] pim
[SwitchD-pim] ssm-policy 2000
[SwitchD-pim] quit
The configuration on Switch A, Switch B and Switch C is similar to that on Switch D.
5) Configure IGMP SSM mappings
# Configure IGMP SSM mappings on Switch D.
[SwitchD] igmp
[SwitchD-igmp] ssm-mapping 232.1.1.0 24 133.133.1.1
[SwitchD-igmp] ssm-mapping 232.1.1.0 24 133.133.3.1
[SwitchD-igmp] quit
6) Verify the configuration
Use the display igmp ssm-mapping command to view the IGMP SSM mappings on the switch.
# Display the IGMP SSM mapping information for multicast group 232.1.1.1 on Switch D.
[SwitchD] display igmp ssm-mapping 232.1.1.1
Group address: 232.1.1.1
Source list:
133.133.1.1
133.133.3.1
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