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classifiers (Logical Interface)


Hierarchy Level


Apply a CoS aggregate behavior classifier to a logical interface. You can apply a default classifier or one that is previously defined.

On MX Series devices, if you do not explicitly apply a classifier configuration to the interface, the default classifier is applied to the interface. Apply the no-default option to disable the application of any default classifier to the routing instance.



Name of the aggregate behavior classifier.


Traffic type.

  • Values: dscp, dscp-ipv6, exp, ieee-802.1, inet-precedence


You can only specify a family for the dscp and dscp-ipv6 types.

Required Privilege Level

interface—To view this statement in the configuration.

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

Release Information

Statement introduced before Junos OS Release 7.4.

no-default option added for MX Series devices only in Junos OS Release 16.1.