IGMP Snooping Commands
ip igmp snooping querier enable
SPS208G/SPS224G4/SPS2024 Command Line Interface Reference Guide 195
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ip igmp snooping querier enable
Use the ip igmp snooping querier enable interface configuration command to
enable Internet Group Management Protocol (IGMP) querier on a specific VLAN.
Use the no form of this command to disable IGMP querier on a VLAN interface.
Syntax
ip igmp snooping querier enable
no ip igmp snooping querier enable
Default Configuration
Disabled
Command Mode
Interface configuration mode (VLAN)
User Guidelines
•IGMP snooping querier can be enabled on a VLAN only if IGMP snooping is
enabled for that VLAN.
•No more then one switch can be configured as an IGMP Querier for a VLAN.
•When IGMP Snooping Querier is enabled, it starts after host-time-out/2 with
no IGMP traffic detected from a multicast router.
•The IGMP Snooping Querier would disable itself if it detects IGMP traffic
from a multicast router. It would restart itself after host-time-out/2.
•Following are the IGMP Snooping Querier parameters as function of the
IGMP Snooping parameters:
-QueryMaxResponseTime: host-time-out/10
-QueryInterval: host-time-out/3