Chapter 2
Catalyst 2950 and 2955 Cisco IOS Commands
ip igmp snooping vlan last-member-query interval
Use the ip igmp snooping vlan last-member-query-interval global configuration command to globally
enable the Internet Group Management Protocol (IGMP) configurable-leave timer. Use the no form of
this command to return the IGMP configurable-leave timer to the default setting (100 milliseconds).
Syntax Descriptiont
vlan-id
time
Defaults
The default timeout setting is 100 milliseconds.
Command History
Release
12.1(22)EA3
Usage Guidelines
When IGMP snooping is globally enabled, IGMP snooping is enabled on all the existing VLAN
interfaces. When IGMP snooping is globally disabled, IGMP snooping is disabled on all the existing
VLAN interfaces.
The configuration is saved in NVRAM.
Examples
This example shows how to globally enable the IGMP configurable-leave timer:
Switch(config)# ip igmp snooping vlan vlan-id last-member-query-interval time
To verify your settings, enter the show ip igmp snooping privileged EXEC command.
Related Commands
Command
ip igmp snooping vlan
ip igmp snooping vlan immediate-leave
ip igmp snooping vlan mrouter
ip igmp snooping vlan static
show ip igmp snooping
OL-10102-01
ip igmp snooping vlan vlan-id last-member-query-interval time
no ip igmp snooping vlan vlan-id last-member-query-interval
VLAN ID value. The range is 1 to 4094.
Interval time out in seconds. The range is 100 to 5000 milliseconds.
Modification
This command was introduced.
ip igmp snooping vlan last-member-query interval
Description
Enables IGMP snooping on a VLAN interface.
Enables IGMP Immediate-Leave processing.
Configures a Layer 2 port as a multicast router port.
Configures a Layer 2 port as a member of a group.
Displays the IGMP snooping configuration.
Catalyst 2950 and Catalyst 2955 Switch Command Reference
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