User Manual

Configuring Switching Information
176
M6100 Web Management User Guide
• Enabled - The Snooping Querier participates in Querier election, in which the
least IP address operates as the Querier in that VLAN. The other Querier moves
to non-querier state.
• Snooping Querier VLAN
Address - Specify the Snooping Querier IP Address to be
used as the source address in periodic IGMP queries sent on the specified VLAN.
2. Click Apply to apply the new settings to the switch. Configuration changes take ef
fect
immediately
3. T
o disable Snooping Querier on a VLAN, select the VLAN ID and click Delete.
4. Click Cancel to cancel the configuration on the screen and reset the data on the screen to
the latest value of the switch.
5. Click Update to update the page with the latest information on the switch.
Field Description
Operational State Displays the operational state of the IGMP Snooping
Querier on a VLAN. It can be in any of the following
states:
• Querier: Snooping switch is the Querier in the
VLAN. The
Snooping switch will send out
periodic queries with a time interval equal to the
configured Querier query interval. If the
Snooping switch sees a better Querier in the
VLAN, it moves to non-querier mode.
• Non-Querier: Snooping switch is in Non-Querier
mode in the VLAN. If the Querier expiry interval
timer is expired, the Snooping switch will move
into Querier mode.
• Disabled: Snooping Querier is not operational on
the VLAN.
The Snooping Querier moves to
disabled mode when IGMP Snooping is not
operational on the VLAN or when the Querier
address is not configured or the network
management address is also not configured.
Operational Version Displays the operational IGMP protocol version of
the Querier
.
Last Querier Address Displays the IP address of the last Querier from
which a query was snooped on the VLAN.
Last Querier Version Displays the IGMP protocol version of the last
Querier from which a query was snooped on the
VLAN.
Operational Max Response Time Displays maximum response time to be used in the
queries that are sent by the Snooping Querier
.
MLD Snooping
From the MLD Snooping link, you can access the following pages: