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Chapter 10. Multicast
Enable the per-VLAN IGMP Snooping. Only up to 32 VLANs can be selected.
MLD Querier:
Enable to join IGMP Querier election in the VLAN. Disable to act as an IGMP
Non-Querier.
Compatibility:
Compatibility is maintained by hosts and routers taking appropriate actions
depending on the versions of IGMP operating on hosts and routers within a
network. The allowed selection is IGMP-Auto, Forced IGMPv1, Forced
IGMPv2, default compatibility value is IGMP-Auto.
RV:
Robustness Variable. The Robustness Variable allows tuning for the expected
packet loss on a network. The allowed range is 1 to 255; default robustness
variable value is 2.
QI(sec):
Query Interval. The Query Interval is the interval between General Queries
sent by the Querier. The allowed range is 1 to 31744 seconds; default query
interval is 125 seconds.
QRI(0.1sec):
Query Response Interval. The Max Response Time used to calculate the Max
Resp 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).
LLQI (LMQI for IGMP):
Last Member Query Interval. The Last Member Query Time is the time value
represented by the Last Member Query Interval, multiplied by the Last
Member Query Count. The allowed range is 0 to 31744 in tenths of seconds;
default last member query interval is 10 in tenths of seconds (1 second).
URI(sec):
Unsolicited Report Interval. The Unsolicited Report Interval is the time
between repetitions of a host's initial report of membership in a group. The
allowed range is 0 to 31744 seconds, default unsolicited report interval is 1
second.
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