Reference Guide

ip igmp snooping enable
Enables IGMP snooping globally.
Syntax
ip igmp snooping enable
Parameters None
Default Disabled
Command Mode CONFIGURATION
Usage Information The no version of this command disables the IGMP snooping.
Example
OS10(config)# ip igmp snooping enable
Supported Releases 10.4.0E(R1) or later
ip igmp snooping fast-leave
Enables fast leave in IGMP snooping for specied VLAN.
Syntax
ip igmp snooping fast-leave
Parameters None
Default Disabled
Command Mode VLAN INTERFACE
Usage Information The fast leave option allows the IGMP snooping switch to remove an interface from the multicast group
immediately on receiving the leave message. The no version of this command disables the fast leave
functionality.
Example
OS10(config)# interface vlan 100
OS10(conf-if-vl-100)# ip igmp snooping fast-leave
Supported Releases 10.4.1.0 or later
ip igmp snooping last-member-query-interval
Congures the time interval between group-specic IGMP query messages.
Syntax
ip igmp snooping last-member-query-interval query-interval-time
Parameters query-interval-time—Enter the query time interval in milliseconds, ranging from 100 to 65535.
Default 1000 milliseconds
Command Mode VLAN INTERFACE
Usage Information The no version of this command resets the last member query interval time to the default value.
Example
OS10(config)# interface vlan 100
OS10(conf-if-vl-100)# ip igmp snooping last-member-query-interval 2500
Supported Releases 10.4.1.0 or later
386 Layer 3