Cisco Cisco SG300-28 28-Port Gigabit Managed Switch Technical References
IGMP Snooping Commands
OL-32830-01 Command Line Interface Reference Guide
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Default Configuration
No ports defined
Command Mode
Global Configuration mode
User Guidelines
A port that is defined as a Multicast router port receives all IGMP packets (reports
and queries) as well as all Multicast data.
and queries) as well as all Multicast data.
You can execute the command before the VLAN is created.
Example
switchxxxxxx(config)# ip igmp snooping vlan 1 mrouter interface gi1
1
21.5
ip igmp snooping vlan forbidden mrouter
To forbid a port from being defined as a Multicast router port by static
configuration or by automatic learning, use the ip igmp snooping vlan forbidden
mrouter command in Global Configuration mode. To return to the default, use the
no form of this command.
configuration or by automatic learning, use the ip igmp snooping vlan forbidden
mrouter command in Global Configuration mode. To return to the default, use the
no form of this command.
Syntax
ip igmp snooping vlan
vlan-id
forbidden mrouter interface
interface-list
no ip igmp snooping vlan vlan-id forbidden mrouter interface interface-list
Parameters
•
vlan-id
—Specifies the VLAN.
•
interface-list
—Specifies a list of interfaces. The interfaces can be of one of
the following types: Ethernet port or Port-channel.
Default Configuration
No ports defined.