User Manual

Table Of Contents
Users Manual of WGS-5225-8UP2SV
193
The page includes the following fields:
Object Description
Delete
Check to delete the entry. The designated entry will be deleted during the next
save.
VLAN ID
The VLAN ID of the entry.
IGMP Snooping Enable
Enable the per-VLAN IGMP Snooping. Only up to 32 VLANs can be selected.
Querier Election
Enable the IGMP Querier election in the VLAN. Disable to act as an IGMP
Non-Querier.
Querier Address
Define the IPv4 address as source address used in IP header for IGMP Querier
election.
When the Querier address is not set, system uses IPv4 management
address of the IP interface associated with this VLAN.
When the IPv4 management address is not set, system uses the first
available IPv4 management address. Otherwise, system uses a
pre-defined value.
By default, this value will be 192.0.2.1
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, Forced IGMPv3.
Default compatibility value is IGMP-Auto.
PRI
(PRI) Priority of Interface. It indicates the IGMP control frame priority level
generated by the system. These values can be used to prioritize different classes
of traffic.
The allowed range is 0 (best effort) to 7 (highest), default interface priority value
is 0
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
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
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).