D-Link DSL-2877AL User Manual page 60

D-Link DSL-2877AL Modem Router User Manual
The procedure for creating a mapping group is as follows:
Step1 Enter the group name.
Step2 Select interfaces from the Available Interface list and click the <- arrow button
to add them to the grouped interface list, in order to create the required mapping
of the ports. The group name must be unique.
Step3 Click Apply to save the settings.
IGMP Proxy
IGMP proxy enables the system to issue IGMP host messages on behalf of hosts that
the system discovered through standard IGMP interfaces. The system acts as a proxy
for its hosts after you enable it.
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