Chapter 22
| Multicast Filtering Commands
IGMP Filtering and Throttling
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Example
Console(config)#interface ethernet 1/1
Console(config-if)#ip igmp max-groups action replace
Console(config-if)#
ip igmp query-drop This command drops any received IGMP query packets. Use the no form to restore
the default setting.
Syntax
[no] ip igmp query-drop
Default Setting
Disabled
Command Mode
Interface Configuration (Ethernet, Port Channel)
Command Usage
This command can be used to drop any query packets received on the specified
interface. If this switch is acting as a Querier, this prevents it from being affected by
messages received from another Querier.
Example
Console(config)#interface ethernet 1/1
Console(config-if)#ip igmp query-drop
Console(config-if)#
ip igmp
authentication
This command sends an access request to the configured RADIUS server for
authentication when a join report is received on an interface. Use the no form to
restore the default setting.
Syntax
ip igmp authentication
Default Setting
Disabled
Command Mode
Interface Configuration (Ethernet, Port Channel)
Command Usage
â—† If the RADIUS server responds with authentication success, the switch learns
the group report and will not send the access request to the RADIUS server
when receiving the same report again in 86400 seconds (1 day).