c.Add a port to the VLAN

∙Select GigabitEthernet 1/0/1, GigabitEthernet 1/0/2, and GigabitEthernet 1/0/3 in the Select Ports field.

∙Select the Untagged radio button for Select membership type.

∙Type the VLAN ID 100.

∙Click Apply to complete the operation.

# Enable IGMP snooping globally.

∙Select Network IGMP snooping in the navigation tree to enter the basic configuration page as shown in d.

262