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Field Name
Description
Enter the supported IGMP version. Options are 1 - 3 .
Default Version
Query Interval
The interval at which the multicast router sends a query messages to hosts, expressed in seconds.
If you enter a number below 128, the value is used directly. If you enter a number 128, it is interpreted
as an exponent and mantissa.
Query Response
Upon receiving a query packet, a host begins counting down seconds, from a random number. When the
Interval
timer expires, the host sends its report.
Enter the maximum number of seconds that a host can pick to count down from. The value must be
greater than the
Last Member Query
Enter the maximum response time within which the host must respond to the Out of Sequence query
from the router. The default is 1000ms .
Interval
IGMP uses this value when the router receives an IGMPv2 Leave report indicating at least one host wants
to leave the group. Upon receiving the Leave report, the router verifies whether the interface is con-
figured for IGMP Immediate Leave. If not, the router sends the out-of-sequence query.
Robustness Value
Enter the value representing the complexity of the query. The greater the value, the more robust the
query. Options are 2 - 7 .
Maximum Multicast
Enter the maximum number of groups allowed.
Groups
Enter the maximum number of data sources allowed. Options are 1 - 24 .
Maximum Multicast
Data Sources
Maximum Multicast
Enter the maximum number of multicast groups that can be joined on a port or group of ports.
Group Members
Fast Leave Enable
Select whether the IGMP proxy removes group members immediately without sending a query. Options
are:
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Query
Interval. If using IGMP v1, this value is fixed at 10 seconds.
Enabled: Group members are removed immediately.
Disabled: Group members are removed after a query is sent and a response received.
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