Configuring The Igmp Throttling Action - Cisco Catalyst 2960 series Configuration Manual

Related Topics
IGMP Filtering and Throttling, on page 126
Restrictions for IGMP Snooping, on page 116

Configuring the IGMP Throttling Action

After you set the maximum number of IGMP groups that a Layer 2 interface can join, you can configure an
interface to replace the existing group with the new group for which the IGMP report was received.
Follow these steps to configure the throttling action when the maximum number of entries is in the forwarding
table:
SUMMARY STEPS
1. enable
2. configure terminal
3. interface interface-id
4. ip igmp max-groups action {deny | replace}
5. end
6. show running-config interface interface-id
7. copy running-config startup-config
DETAILED STEPS
Command or Action
Step 1
enable
Example:
Switch> enable
Step 2
configure terminal
Example:
Switch# configure terminal
Step 3 interface interface-id
Example:
Switch(config)# interface
gigabitethernet 1/0/1
Step 4 ip igmp max-groups action {deny |
replace}
Purpose
Enables privileged EXEC mode. Enter your password if prompted.
Enters the global configuration mode.
Specifies the physical interface to be configured, and enters interface
configuration mode. The interface can be a Layer 2 port that does not belong
to an EtherChannel group or an EtherChannel interface. The interface cannot
be a trunk port.
When an interface receives an IGMP report and the maximum number of
entries is in the forwarding table, specifies the action that the interface takes:
Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)
How to Configure IGMP Snooping and MVR
157