3Com 4210G Series Configuration Manual page 388

[RouterA-GigabitEthernet1/0/1] quit
[RouterA] interface gigabitethernet 1/0/2
[RouterA-GigabitEthernet1/0/2] pim dm
[RouterA-GigabitEthernet1/0/2] igmp enable
3) Configure Switch A
# Enable IGMP Snooping globally.
<SwitchA> system-view
[SwitchA] igmp-snooping
[SwitchA-igmp-snooping] quit
# Create VLAN 10, assign GigabitEthernet 1/0/1 to VLAN 10, and enable IGMP Snooping in this
VLAN.
[SwitchA] vlan 10
[SwitchA-vlan10] port gigabitethernet 1/0/1
[SwitchA-vlan10] igmp-snooping enable
[SwitchA-vlan10] quit
# Create VLAN 2 and enable IGMP Snooping in the VLAN.
[SwitchA] vlan 2
[SwitchA-vlan2] igmp-snooping enable
[SwitchA-vlan2] quit
The configuration for VLAN 3 and VLAN 4 is similar. The detailed configuration steps are omitted.
# Configure GigabitEthernet 1/0/2 as a hybrid port. Configure VLAN 2 as the default VLAN. Configure
GigabitEthernet 1/0/2 to permit packets of VLAN 2 and VLAN 10 to pass and untag the packets when
forwarding them.
[SwitchA] interface gigabitethernet 1/0/2
[SwitchA-GigabitEthernet1/0/2] port link-type hybrid
[SwitchA-GigabitEthernet1/0/2] port hybrid pvid vlan 2
[SwitchA-GigabitEthernet1/0/2] port hybrid vlan 2 untagged
[SwitchA-GigabitEthernet1/0/2] port hybrid vlan 10 untagged
[SwitchA-GigabitEthernet1/0/2] quit
The configuration for GigabitEthernet 1/0/3 and GigabitEthernet 1/0/4 is similar. The detailed
configuration steps are omitted.
# Configure VLAN 10 as a multicast VLAN.
[SwitchA] multicast-vlan 10
# Assign GigabitEthernet 1/0/2 and GigabitEthernet 1/0/3 to VLAN 10.
[SwitchA-mvlan-10] port gigabitethernet 1/0/2 to gigabitethernet 1/0/3
[SwitchA-mvlan-10] quit
# Assign GigabitEthernet 1/0/4 to VLAN 10.
[SwitchA] interface gigabitethernet 1/0/4
[SwitchA-GigabitEthernet1/0/4] port multicast-vlan 10
[SwitchA-GigabitEthernet1/0/4] quit
4) Verify the configuration
# View the multicast VLAN information on Switch A.
[SwitchA] display multicast-vlan
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