mac-forced-forwarding igmp-query discard

Function

The mac-forced-forwarding igmp-query discard command configures an MFF-enabled device to discard the IGMP Query messages from users when both MFF and IGMP snooping are enabled in a VLAN.

The undo mac-forced-forwarding igmp-query discard command disables an MFF-enabled device from discarding the IGMP Query messages from users when both MFF and IGMP snooping are enabled in a VLAN.

By default, an MFF-enabled device does not discard the IGMP Query messages from users when both MFF and IGMP snooping are enabled in a VLAN.

Format

mac-forced-forwarding igmp-query discard

undo mac-forced-forwarding igmp-query discard

Parameters

None.

Views

VLAN view

Default Level

2: Configuration level

Usage Guidelines

After MFF and IGMP snooping are enabled in a VLAN, the IGMP Query messages are broadcast in the VLAN. To prevent IGMP Query message broadcasting, use the mac-forced-forwarding igmp-query discard command.

Example

# Configure an MFF-enabled device to discard the IGMP Query messages from users in VLAN10.

<HUAWEI> system-view
[HUAWEI] vlan 10
[HUAWEI-vlan10] mac-forced-forwarding igmp-query discard