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

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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.
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Specify one of the following keywords:
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permit —Forwards packets of this type
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deny —Filters or drops packets of this type
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Unicast packets are forwarded by default.
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Example
host1(config-policy)# unicast deny
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Use the no version to restore the default value.
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See unicast.
unknown-destination
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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.
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Specify one of the following keywords:
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permit —Forwards packets of this type
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deny —Filters or drops packets of this type
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Packets with unknown unicast DAs are filtered or dropped by default.
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Example
host1(config-policy)# unknown-destination permit
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Use the no version to restore the default value.
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See unknown-destination.
unknown-protocol
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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.
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An unknown protocol is any protocol other than ARP, IP, MPLS, or PPPoE.
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Specify one of the following keywords:
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permit —Forwards packets of this type
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deny —Filters or drops packets of this type
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Packets containing an unknown protocol are forwarded by default.
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Example
host1(config-policy)# unknown-protocol deny
Configuration Tasks
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Chapter 15: Configuring Transparent Bridging