Juniper JUNOSE 11.1.X - LINK LAYER CONFIGURATION 4-7-2010 Configuration Manual page 517

unknown-destination
unknown-protocol
Use to modify the subscriber policy for the unicast (user-to-user) protocol to
define whether a subscriber (client) bridge interface permits (forwards) or denies
(filters or drops) unicast packets.
Specify one of the following keywords:
permit Forwards packets of this type
deny Filters or drops packets of this type
Unicast packets are forwarded by default.
Example
host1(config-policy)#unicast deny
Use the no version to restore the default value.
See unicast.
Use to modify the subscriber policy for packets with unknown unicast DAs to
define whether a subscriber (client) bridge interface permits (forwards) or denies
(filters or drops) packets with unknown unicast DAs.
Specify one of the following keywords:
permit Forwards packets of this type
deny Filters or drops packets of this type
Packets with unknown unicast DAs are filtered or dropped by default.
Example
host1(config-policy)#unknown-destination permit
Use the no version to restore the default value.
See unknown-destination.
Use to modify the subscriber policy for packets containing an unknown protocol
to define whether a subscriber (client) bridge interface permits (forwards) or
denies (filters or drops) these packets.
An unknown protocol is any protocol other than ARP, IP, MPLS, or PPPoE.
Specify one of the following keywords:
permit Forwards packets of this type
deny Filters or drops packets of this type
Packets containing an unknown protocol are forwarded by default.
Example
host1(config-policy)#unknown-protocol deny
Chapter 15: Configuring Transparent Bridging
Configuration Tasks
485