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LB9 User’s Guide 793/1523
8.2.1.3 show ip igmp interface
This command displays the IGMP information for the interface.
<slot/port> - Valid slot and port number separated by forward slashes.
<vlan-id> - VLAN ID. The range of VLAN ID is 1 to 4093.
Default Setting
None
Command Mode
Privileged Exec
User EXEC
Display Message
Slot/Port: Valid slot and port number separated by forward slashes.
IGMP Admin Mode: This field displays the administrative status of IGMP. This is a configured
value.
Interface Mode: This field indicates whether IGMP is enabled or disabled on the interface. This is a
configured value.
IGMP Version: This field indicates the version of IGMP running on the interface. This value can be
configured to create a router capable of running either IGMP version 1 or 2.
Query Interval (secs): This field indicates the frequency at which IGMP Host-Query packets are
transmitted on this interface. This is a configured value.
Query Max Response Time (1/10 of a second): This field indicates the maximum query response
time advertised in IGMPv2 queries on this interface. This is a configured value.
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.