Fortinet FortiSwitch-548B v. 5.2.0.2 Administration Manual page 501

Robustness: This field displays the tuning for the expected packet loss on a subnet. If a subnet is
expected to be have a lot of loss, the Robustness variable may be increased for that interface. This
is a configured value.
Startup Query Interval (secs): This value indicates the interval between General Queries sent by a
Querier on startup. This is a configured value.
Startup Query Count: This value is the number of Queries sent out on startup, separated by the
Startup Query Interval. This is a configured value.
Last Member Query Interval (1/10 of a second): This value indicates the Maximum Response
Time inserted into Group-Specific Queries sent in response to Leave Group messages. This is a
configured
value.
Last Member Query Count: This value is the number of Group-Specific Queries sent before the
router assumes that there are no local members. This is a configured value.
9.2.1.4 show ip igmp interface membership
This command displays the list of interfaces that have registered in the multicast group.
Syntax
show ip igmp interface membership <multiipaddr> [detail]
< multiipaddr > - A multicast IP address..
[detail] - Display details of subscribed multicast groups.
Default Setting
None
Command Mode
Privileged Exec
User EXEC
Display Message
Iinterface: Valid slot and port number separated by forward slashes.
Interface IP: This displays the IP address of the interface participating in the multicast group.
State: This displays whether the interface has IGMP in Querier mode or Non-Querier mode.
Group Compatibility Mode: The group compatibility mode (v1, v2 or v3) for the specified group on
this interface.
Source Filter Mode: The source filter mode (Include/Exclude) for the specified group on this
interface. This is "-----" for IGMPv1 and IGMPv2 Membership Reports.
If detail is specified, the following fields are displayed:
Interface: Valid slot and port number separated by forward slashes.
Group Compatibility Mode: The group compatibility mode (v1, v2 or v3) for the specified group on
this interface.
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