Users Guide

Layer 2 Switching Commands 534
If no querier has been elected, the Elected Querier output is not shown. If the
querier has not received any queries, then the Last Querier Address
information is not shown. When the optional argument detail is used, the
command shows the global information and the information for all Querier
enabled VLANs.
Example
The following example shows querier information for VLAN 1.
console#show ip igmp snooping querier vlan 1
Vlan 1 : IGMP Snooping querier status
----------------------------------------------
IGMP Snooping Querier Vlan Mode................ Enable
Querier Election Participate Mode.............. Disable
Querier Vlan Address........................... 10.19.67.1
Operational State.............................. Querier
Operational version............................ 1
VLAN Operational
Max Response Time
Indicates the time to wait before removing a Leave from a host
upon receiving a Leave request. This value is calculated
dynamically from the Queries received from the network. If the
Snooping Switch is in Querier state, then it is equal to the
configured value.
Querier Election
Participate Mode
Indicates whether the IGMP Snooping Querier participates in
querier election if it discovers the presence of a querier in the
VLAN.
Last Address Indicates the IP address of the most recent Querier from which
a Query was received.
Operational Version Indicates the IGMP version of the most recent Querier from
which a Query was received on this VLAN.
Elected Querier Indicates the IP address of the Querier that has been
designated as the Querier based on its source IP address. This
field will be 0.0.0.0 when Querier Election Participate mode is
disabled.
Parameter Description