CLI Reference Guide-R04

Chapter 25 | Multicast Filtering Commands
IGMP Filtering and Throttling
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Example
Console(config)#interface ethernet 1/1
Console(config-if)#ip igmp query-drop
Console(config-if)#
ip multicast-data-drop This command drops all multicast data packets. Use the no form to disable this
feature.
Syntax
[no] ip multicast-data-drop
Default Setting
Disabled
Command Mode
Interface Configuration (Ethernet, Port Channel)
Command Usage
This command can be used to stop multicast services from being forwarded to
users attached to the downstream port (i.e., the interfaces specified by this
command).
Example
Console(config)#interface ethernet 1/1
Console(config-if)#ip multicast-data-drop
Console(config-if)#
show ip igmp
authentication
This command displays the interface settings for IGMP authentication.
Syntax
show ip igmp authentication interface [interface]
interface
ethernet unit/port
unit - Unit identifier. (Range: 1)
port - Port number. (Range: 1-28)
port-channel channel-id (Range: 1-26)
Default Setting
None
Command Mode
Privileged Exec