Ip Igmp Snooping Vlan Immediate-Leave - Cisco Catalyst 4500 Series Command Reference Manual

ip igmp snooping vlan immediate-leave

ip igmp snooping vlan immediate-leave
To enable IGMP immediate-leave processing, use the ip igmp snooping vlan immediate-leave
command. To disable immediate-leave processing, use the no form of this command.
Syntax Description
vlan_num
immediate-leave
Defaults
Immediate leave processing is disabled.
Command Modes
Global configuration mode
Command History Release
12.1(8a)EW
12.1(12c)EW
Usage Guidelines
You enter this command in global configuration mode only.
Use the immediate-leave feature only when there is a single receiver for the MAC group for a specific
VLAN.
The immediate-leave feature is supported only with IGMP version 2 hosts.
Examples
This example shows how to enable IGMP immediate-leave processing on VLAN 4:
Switch(config)# ip igmp snooping vlan 4 immediate-leave
Switch(config)#
This example shows how to disable IGMP immediate-leave processing on VLAN 4:
Switch(config)# no ip igmp snooping vlan 4 immediate-leave
Switch(config)#
Related Commands Command
ip igmp snooping
ip igmp snooping vlan mrouter
ip igmp snooping vlan static
Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.3.0SG and IOS 15.1(1)SG)
2-318
ip igmp snooping vlan vlan_num immediate-leave
no ip igmp snooping vlan vlan_num immediate-leave
Number of the VLAN; valid values are from 1 to 4094.
Enables immediate leave processing.
Modification
Support for this command was introduced on the Catalyst 4500 series switch.
Support for extended addressing was added.
Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
Description
Enables IGMP snooping.
Configures a Layer 2 interface as a multicast router
interface for a VLAN.
Configures a Layer 2 interface as a member of a group.
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