D-Link DSL-2750 - IGMP Snooping

59D-Link DSL-2750B Wireless N300 ADSL2+ Modem Router User Manual
Section 3 - Conguration
IGMP Snooping
Enabling this option allows the router to listen for Internet Group
Management Protocol (IGMP) trac, which can help to detect clients
which require multicast streams.
Enable IGMP: Check this box to enable IGMP.
Last Member
Query Interval:
Enter the last member query interval here.
Host Timeout: Enter the host timeout here.
Mrouter
Timeout:
Enter the Mrouter timeout here.
Leave Timeout: Enter the leave timeout here.
Max Groups: Enter the max number of groups here.