Configuring Multicast Forwarding
Defining Multicast TV Membership
Cisco Small Business SFE/SGE Managed Switches Administration Guide 243
9
• Multicast Group — Indicates the Multicast group IP address for which the IGMP 
Snooping is enabled.
STEP 2 Click the Add button. The 
Add IGMP Snooping Mapping Page
 opens:
Add IGMP Snooping Mapping Page
The 
Add IGMP Snooping Mapping Page
 contains the following fields:
• VLAN — Defines the Multicast TV VLAN on which to enable IGMP Snooping. 
• Multicast Group — Defines the Multicast group IP address on which to enable 
IGMP Snooping. 
STEP 3 Define the fields.
STEP 4 Click Apply. IGMP Snooping is enabled on the specified Multicast TV VLAN, and 
the device is updated.
Defining Multicast TV Membership
The 
Multicast TV Membership Page
 allows network managers to display the ports 
associated with a Multicast TV VLAN.
NOTE Ports and trunks are assigned to Multicast VLAN in the 
VLAN Interface Setting Page 
(Layer 2)
. 
To view Multicast TV VLAN membership: