3Com 4210G Series Configuration Manual page 427

# Create VLAN 10, assign GigabitEthernet 1/0/1 to VLAN 10, and enable MLD Snooping in this VLAN.
[SwitchA] vlan 10
[SwitchA-vlan10] port gigabitethernet 1/0/1
[SwitchA-vlan10] mld-snooping enable
[SwitchA-vlan10] quit
# Create VLAN 2 and enable MLD Snooping in the VLAN.
[SwitchA] vlan 2
[SwitchA-vlan2] mld-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. Configue
GigabitEthernet 1/0/2 to permit packets of VLAN 2 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 an IPv6 multicast VLAN.
[SwitchA] multicast-vlan ipv6 10
# Assign GigabitEthernet 1/0/2 and GigabitEthernet 1/0/3 to IPv6 multicast VLAN 10.
[SwitchA-ipv6-mvlan-10] port gigabitethernet 1/0/2 to gigabitethernet 1/0/3
[SwitchA-ipv6-mvlan-10] quit
# Assign GigabitEthernet 1/0/4 to IPv6 multicast VLAN 10.
[SwitchA] interface gigabitethernet 1/0/4
[SwitchA-GigabitEthernet1/0/4] port multicast-vlan ipv6 10
[SwitchA-GigabitEthernet1/0/4] quit
4) Verify the configuration
# View the IPv6 multicast VLAN information on Switch A.
[SwitchA] display multicast-vlan ipv6
Total 1 IPv6 multicast-vlan(s)
IPv6 Multicast vlan 10
subvlan list:
no subvlan
port list:
GE1/0/2
# View the MLD Snooping multicast group information on Switch A.
[SwitchA] display mld-snooping group
Total 1 IP Group(s).
Total 1 IP Source(s).
GE1/0/3
5-11
GE1/0/4