ZyXEL VMG1312-B10A User Guide - Page 188

Table 70, Label, Description

Page 188 highlights

Chapter 13 IGMP/MLD Table 70 Network Setting > IGMP/MLD (continued) LABEL DESCRIPTION Maximum Multicast Groups Enter a number to limit the number of multicast groups an interface on the Device is allowed to join. Once a multicast member is registered in the specified number of multicast groups, any new IGMP or MLD join report frames are dropped by the interface. Maximum Multicast Data Sources Enter a number to limit the number of multicast data sources (1-24) a multicast group is allowed to have. Note: The setting only works for IGMPv3 and MLDv2. Maximum Multicast Group Members Enter a number to limit the number of multicast members a multicast group can have. Fast Leave Enable Select this option to set the Device to remove a port from the multicast tree immediately (without 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 (Intra LAN) Multicast Enable Select this to enable LAN to LAN IGMP snooping capability. Membership Join Immediate (IPTV) Select this to have the Device add a host to a multicast group immediately once the Device receives an IGMP or MLD join message. Apply Click Apply to save your changes back to the Device. Cancel Click Cancel to exit this screen without saving. VMG1312-B Series User's Guide 188

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Chapter 13 IGMP/MLD
VMG1312-B Series User’s Guide
188
Maximum
Multicast
Groups
Enter a number to limit the number of multicast groups an interface on the Device is allowed
to join. Once a multicast member is registered in the specified number of multicast groups,
any new IGMP or MLD join report frames are dropped by the interface.
Maximum
Multicast Data
Sources
Enter a number to limit the number of multicast data sources (1-24) a multicast group is
allowed to have.
Note: The setting only works for IGMPv3 and MLDv2.
Maximum
Multicast Group
Members
Enter a number to limit the number of multicast members a multicast group can have.
Fast Leave
Enable
Select this option to set the Device to remove a port from the multicast tree immediately
(without 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
(Intra LAN)
Multicast
Enable
Select this to enable LAN to LAN IGMP snooping capability.
Membership
Join Immediate
(IPTV)
Select this to have the Device add a host to a multicast group immediately once the Device
receives an IGMP or MLD join message.
Apply
Click
Apply
to save your changes back to the Device.
Cancel
Click
Cancel
to exit this screen without saving.
Table 70
Network Setting > IGMP/MLD (continued)
LABEL
DESCRIPTION