222 Address Table Commands
bridge multicast forbidden address
Use the bridge multicast forbidden address command in Interface
Configuration mode to forbid adding a specific Multicast address to specific
ports. To return to the system default, use the no form of this command. If
routers exist on the VLAN, do not change the unregistered multicast
addresses state to
drop
on the routers ports.
Syntax
bridge multicast forbidden address {
mac-multicast-address
|
ip-multicast-
address
} {add | remove} {ethernet
interface-list
|port-channel
port-channel-
number-list
}
no bridge multicast forbidden address {
mac-multicast-address
|
ip-
multicast-address
}
•
add
— Adds ports to the group.
•
remove
— Removes ports from the group.
•
mac-multicast-address
— MAC Multicast address.
•
ip- multicast-address
— IP Multicast address.
•
interface-list —
Separate nonconsecutive valid Ethernet ports with a
comma and no spaces; use a hyphen to designate a range of ports.
•
port-channel-number-list —
Separate nonconsecutive valid port-channels
with a comma and no spaces; use a hyphen to designate a range of port-
channels.
Default Configuration
No forbidden addresses are defined.
Command Mode
Interface Configuration (VLAN) mode
User Guidelines
Before defining forbidden ports, ensure that the Multicast group is registered.
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