CLI Guide

Layer 2 Switching Commands 525
port, but were still interested in receiving multicast traffic directed to that
group. Also, immediate-leave processing is supported only with IGMP version
2 hosts.
Example
The following example enables IGMP snooping immediate-leave mode on
VLAN 2.
console(config)#ip igmp snooping vlan 2 immediate-leave
ip igmp snooping vlan groupmembership-interval
This command sets the IGMP Group Membership Interval time on a VLAN.
Syntax
ip igmp snooping vlan vlan-id groupmembership-interval time
no ip igmp snooping vlan vlan-id groupmembership-interval
• vlan-id — A VLAN identifier (Range 1-4093).
• time — IGMP group membership interval time in seconds. (Range: 2–
3600)
Default Configuration
The default group membership interval time is 260 seconds.
Command Mode
Global Configuration mode
User Guidelines
The Group Membership Interval time is the amount of time in seconds that a
switch waits for a report from a particular group on a particular interface
before deleting the interface from the entry. This value must be greater than
the IGMPv3 Maximum Response time value. The range is 2 to 3600 seconds.
The no form of this command sets the IGMPv3 Group Membership Interval
time to the default value.