SMC Networks 8748L2 Management Manual page 221

CLI – This example assigns a multicast address to VLAN 1, and then
displays all the known multicast services supported on VLAN 1.
Console(config)#ip igmp snooping vlan 1 static 224.1.1.12
ethernet 1/12
Console(config)#exit
Console#show mac-address-table multicast vlan 1
VLAN M'cast IP addr. Member ports Type
---- --------------- ------------ -------
1 224.1.1.12
1 224.1.2.3
Console#
Eth1/12 USER
Eth1/12 IGMP
M F
ULTICAST ILTERING
4-221
4-223
3-173