The basic configuration of IGMP Snooping on DGS‑1510.

 [Topology]

DGS-1510 : IGMP Snooping basic setup

[Config]
1) Create VLAN2 and configure port 1~3 to untagged VLN2 members:
Switch#conf t
Switch(config)#vlan 2
Switch(config-vlan)#exit
Switch(config)#interface range ethernet 1/0/1-3
Switch(config-if-range)#switchport mode access
Switch(config-if-range)#switchport access vlan 2
Switch(config-if-range)#exit

2) Configure to filter unregistered groups on VLAN2:
Switch(config)#vlan 2
Switch(config-vlan)#multicast filtering-mode filter-unregistered
Switch(config-vlan)#exit

3) Enable global IGMP Snooping and local state only on VLAN2 (also enable IGMP Querier).
Switch(config)#ip igmp snooping
Switch(config)#vlan 2
Switch(config-vlan)#ip igmp snooping
Switch(config-vlan)#ip igmp snooping querier
Switch(config-vlan)#exit

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