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Hierarchy Level


For GRE tunnel interfaces and GRE interfaces for GMPLS control channels only, enable the inner IP header’s ToS bits to be copied to the outer IP packet header for traffic originating in the Routing Engine.

To verify that this option is enabled at the interface level, use the show interfaces interface-name detail command.


If you omit this statement, the ToS bits in the outer IP header are set to 0.

Required Privilege Level

interface—To view this statement in the configuration.

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

Release Information

Statement introduced in Junos OS Release 8.2.

Support for GRE interfaces for Generalized MPLS (GMPLS) introduced in Junos OS Release 12.3R7.