disable ipforwarding broadcast

disable ipforwarding broadcast [ {vlan} vlan_name | vlan vlan_list]


Disables routing (or routing of broadcasts) for one or all This command is available on the ExtremeSwitching X440-G2, X450-G2, X460-G2, X465, X590, X620, X670-G2, X690, X695, X870, 5320, 5420, 5520 series switches.s. If no argument is provided, disables routing for all VLANs.

Syntax Description

broadcast Specifies broadcast IP forwarding.
vlan_name Specifies a VLAN name.



Usage Guidelines

Disabling IP forwarding also disables broadcast forwarding. Broadcast forwarding can be disabled without disabling IP forwarding. When new IP interfaces are added, IP forwarding (and IP broadcast forwarding) is disabled by default.

Other IP related configuration is not affected.


The following example disables forwarding of IP broadcast traffic for a VLAN "accounting":

disable ipforwarding broadcast vlan accounting


This command was first available in ExtremeXOS 10.1.

The ignore-broadcast and fast-direct-broadcast keywords were added in ExtremeXOS 12.0.

Platform Availability

This command is available on all platforms that use the Edge, Advanced Edge, or Core license. For information on the licenses available for each platform, see the ExtremeXOS and Switch Engine 31.7 Feature License Requirements document.