4 Command Line Interface

Default Setting

None

Command Mode

Interface Configuration

Command Usage

The IGMP filtering profile must first be created with the ip igmp profile command before being able to assign it to an interface.

Only one profile can be assigned to an interface.

A profile can be assigned to a trunk interface. When ports are configured as trunk members, the trunk uses the filtering profile assigned to the first port member in the trunk.

Example

Console(config)#interface ethernet 1/1

Console(config-if)#ip igmp filter 19

Console(config-if)#

ip igmp max-groups

This command sets the IGMP throttling number for an interface on the switch. Use the no form to restore the default setting.

Syntax

ip igmp max-groups number

no ip igmp max-groups

number - The maximum number of multicast groups an interface can join at the same time. (Range: 0-64)

Default Setting

64

Command Mode

Interface Configuration

Command Usage

IGMP throttling sets a maximum number of multicast groups that a port can join at the same time. When the maximum number of groups is reached on a port, the switch can take one of two actions; either “deny” or “replace.” If the action is set to deny, any new IGMP join reports will be dropped. If the action is set to replace, the switch randomly removes an existing group and replaces it with the new multicast group.

IGMP throttling can also be set on a trunk interface. When ports are configured as trunk members, the trunk uses the throttling settings of the first port member in the trunk.

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Accton Technology ES3526XA, ES3552XA manual Syntax Ip igmp max-groups number No ip igmp max-groups