Ip Igmp Snooping Vlan - Cisco Catalyst 2950 Command Reference Manual

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Chapter 2
Catalyst 2950 and 2955 Cisco IOS Commands

ip igmp snooping vlan

Use the ip igmp snooping vlan global configuration command to enable Internet Group Management
Protocol (IGMP) snooping on a specific VLAN. Use the no form of this command to disable IGMP
snooping on a VLAN interface.
Syntax Description
vlan-id
Defaults
IGMP snooping is enabled when each VLAN is created.
Command Modes
Global configuration
Command History
Release
12.0(5.2)WC(1)
Usage Guidelines
This command automatically configures the VLAN if it is not already configured. The configuration is
saved in NVRAM.
Examples
This example shows how to enable IGMP snooping on VLAN 2:
Switch(config)# ip igmp snooping vlan 2
This example shows how to disable IGMP snooping on VLAN 2:
Switch(config)# no ip igmp snooping vlan 2
You can verify your settings by entering the show ip igmp snooping vlan privileged EXEC command.
Related Commands
Command
ip igmp snooping
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
no ip igmp snooping vlan vlan-id
VLAN ID. The range is 1 to 4094.
Modification
This command was introduced.
Description
Globally enables IGMP snooping. IGMP snooping must be
globally enabled in order to be enabled on a VLAN.
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
ip igmp snooping vlan
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