Ip Igmp Snooping Vlan - Cisco Catalyst 2950 Command Reference Manual

Chapter 2 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 nonvolatile RAM (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
78-11381-05
ip igmp snooping vlan vlan-id
no ip igmp snooping vlan vlan-id
VLAN ID. The range is from 1 to 4094 when the enhanced software image
(EI) is installed and 1 to 1001 when the standard software image (SI) is
installed. Do not enter leading zeros.
Modification
This command was first 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 Desktop Switch Command Reference
ip igmp snooping vlan
2-75