API Guide

Usage
Information
The no version of this command disables IGMP snooping.
Example
OS10(config)# ip igmp snooping enable
Supported
Releases
10.4.0E(R1) or later
ip igmp snooping
Enables IGMP snooping on the specified VLAN interface.
Syntax
ip igmp snooping
Parameters None
Default Depends on the global configuration.
Command Mode VLAN INTERFACE
Usage
Information
When you enable IGMP snooping globally, the configuration applies to all VLAN interfaces. You can disable
IGMP snooping on specified VLAN interfaces. The no version of this command disables IGMP snooping on
the specified VLAN interface.
Example
OS10(config)# interface vlan 100
OS10(conf-if-vl-100)# no ip igmp snooping
Supported
Releases
10.4.0E(R1) or later
ip igmp snooping fast-leave
Enables fast leave in IGMP snooping for specified 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
Configures the time interval between group-specific 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, from 100 to 65535.
Default 1000 milliseconds
Command Mode VLAN INTERFACE
Multicast 787