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Table 69 Network Setting > IGMP/MLD (continued)
LABEL
DESCRIPTION
Maximum
Enter a number to limit the number of multicast groups an interface on the VMG is allowed to
Multicast
join. Once a multicast member is registered in the specified number of multicast groups, any
Groups
new IGMP or MLD join report frames are dropped by the interface.
Maximum
Enter a number to limit the number of multicast data sources (1-24) a multicast group is allowed
Multicast Data
to have.
Sources
Note: The setting only works for IGMPv3 and MLDv2.
Maximum
Enter a number to limit the number of multicast members a multicast group can have.
Multicast Group
Members
Fast Leave
Select this option to set the VMG to remove a port from the multicast tree immediately (without
Enable
sending an IGMP or MLD membership query message) once it receives an IGMP or MLD leave
message. This is helpful if a user wants to quickly change a TV channel (multicast group change)
especially for IPTV applications.
LAN to LAN
Select this to enable LAN to LAN IGMP snooping capability.
(Intra LAN)
Multicast Enable
Membership
Select this to have the VMG add a host to a multicast group immediately once the VMG
Join Immediate
receives an IGMP or MLD join message.
(IPTV)
Apply
Click Apply to save your changes back to the VMG.
Cancel
Click Cancel to exit this screen without saving.
Chapter 13 IGMP/MLD
VMG3925-B10C/B30C User's Guide
194
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