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rule (Softwire)


Hierarchy Level


Configure a rule to apply a softwire concentrator for a flow.

Softwire rules are supported on the MS-DPC, MS-100, MS-400, and MS-500 line cards. Starting in Junos OS release 17.4R1, softwire rules for DS-Lite are supported on MX Series routers with MS-MPCs and MS-MICs.



Identifier for the collection of terms that constitute this rule.


Apply the rule match on the input side of the interface.


Apply the rule match on the output side of the interface.


Specify the DS-Lite softwire concentrator to use.

map-e name

Specify the Mapping of Address and Port with Encapsulation (MAP-E) softwire concentrator to use.


Specify the 6rd softwire concentrator to use.

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 10.4.

map-e name option introduced in Junos OS Release 18.2R1 for MX Series Routers with MPC and MIC interfaces.