PLANET MGSW-28240F - Manual (Page 191)

User’s Manual of MGSW-28240F
Figure 4-8-12: IGMP Snooping VLAN Configuration Page Screenshot
The page includes the following fields:
Object Description
The VLAN ID of the entry. 
VLAN ID
 MLD Snooping Enable Enable the per-VLAN MLD Snooping. Only up to 64 VLANs can be selected.
Enable the MLD Querier in the VLAN.  MLD Querier
Compatibility is maintained by hosts and routers taking appropriate actions
depending on the versions of MLD operating on hosts and routers within a
network. The allowed selection is MLD-Auto, Forced MLDv1, Forced MLDv2,
default compatibility value is MLD-Auto.
 Compatibility
Robustness Variable. The Robustness Variable allows tuning for the expected
packet loss on a link. The allowed range is 1 to 255, default robustness variable
value is 2.
 RV
Query Interval. The Query Interval variable denotes the interval between General
Queries sent by the Querier. The allowed range is 1 to 255 seconds, default
query interval is 125 seconds.
 QI
Query Response Interval. The Maximum Response Delay used to calculate the
Maximum Response Code inserted into the periodic General Queries. The
allowed range is 0 to 31744 in tenths of seconds, default query response interval
is 100 in tenths of seconds (10 seconds).
 QRI
Last Listener Query Interval. The Last Listener Query Interval is the Maximum
Response Delay used to calculate the Maximum Response Code inserted into
Multicast Address Specific Queries sent in response to Version 1 Multicast
Listener Done messages. It is also the Maximum Response Delay used to
calculate the Maximum Response Code inserted into Multicast Address and
Source Specific Query messages. The allowed range is 0 to 31744 in tenths of
seconds, default last listener query interval is 10 in tenths of seconds (1 second).
 LLQI
 URI Unsolicited Report Interval. The Unsolicited Report Interval is the time between
repetitions of a node's initial report of interest in a multicast address. The allowed
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