disable ipmcforwarding

disable ipmcforwarding {vlan name}


Disables IP multicast forwarding on a router interface.

Syntax Description

name Specifies a VLAN (Virtual LAN) name.



Usage Guidelines

If no options are specified, all configured IP interfaces are affected. When new IP interfaces are added, IP multicast forwarding is disabled by default.

IP forwarding must be enabled before enabling IP multicast forwarding.

Disabling IP multicast forwarding disables any Layer 3 multicast routing for the streams coming to the interface.


The following example disables IP multicast forwarding on the VLAN accounting:

disable ipmcforwarding vlan accounting


This command was first available in ExtremeXOS 10.1.

Platform Availability

This command is available on platforms that support the appropriate license. For complete information about software licensing, including how to obtain and upgrade your license and which licenses support the IPv4 multicast feature, see the ExtremeXOS 22.2 Feature License Requirements document.