Address Table Commands 293
Default Configuration
Forward-unregistered
Command Mode
Global Configuration mode
User Guidelines
If routers exist on the VLAN, do not change the unregistered multicast
addresses state to

drop

on the routers ports.
NOTE: Do not use the mac address-table multicast forbidden forward-unregistered
command with the mac address-table multicast for ward-unregistered command on
the same interface.
Example
The following example displays how to enable forwarding of unregistered
multicast addresses.
console(config)#bridge multicast forward-unregistered
vlan 1
mac address-table multicast static
Use the mac address-table multicast static command in Global
Configuration mode to register MAC layer Multicast addresses to the bridge
table and to add ports to the group statically. To deregister the MAC address,
use the no form of the mac address-table multicast static command.
Syntax
mac address-table multicast static vlan
vlan-id
{

mac-multicast-address

|

ip-

multicast-address

} [add | remove] [interface {gigabitethernet | port-
channel | tengigabitethernet}

interface-list

]
no mac address-table multicast static vlan
2CSPC4.XCT-SWUM2XX1.book Page 293 Monday, October 3, 2011 11:05 AM