192 IGMP Snooping Commands
Default Configuration
IGMP snooping is disabled.
Command Mode
Interface Configuration (VLAN) mode.
User Guidelines
• IGMP snooping can only be enabled on static VLANs. It must not be enabled on Private VLANs or
their community VLANs.
Example
The following example enables IGMP snooping on VLAN 2.
ip igmp snooping mrouter
The ip igmp snooping mrouter Interface Configuration (VLAN) mode command enables automatic
learning of Multicast router ports in the context of a specific VLAN. Use the no form of this command to
remove automatic learning of Multicast router ports.
Syntax
• ip igmp snooping mrouter learn-pim-dvmrp
• no ip igmp snooping mrouter learn-pim-dvmrp
Default Configuration
Automatic learning of Multicast router ports is enabled.
Command Mode
Interface Configuration (VLAN) mode.
User Guidelines
• Multicast router ports can be configured statically using the
bridge multicast forward-all
Interface
Configuration (VLAN) mode command.
Console(config)# interface vlan 2
Console(config-if)# ip igmp snooping
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