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fail-filter (Dynamic Profiles)



Hierarchy Level

Release Information

Statement introduced in Junos OS Release 12.3.


Specify a filter that evaluates packets that fail a unicast RPF check. The filter determines what action to take with the failed packets. If the fail filter is not configured, the failed packets are silently discarded.


filter-nameName of the filter that evaluates packets that fail the RPF check.

Required Privilege Level

interface—To view this statement in the configuration.

interface-control—To add this statement to the configuration.