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Hierarchy Level

Release Information

Statement introduced in Junos OS Release 8.2.


For GRE tunnel interfaces only, enable the inner IP header’s TOS bits to be copied to the outer IP packet header.


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.