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Hierarchy Level


A number used in connectivity fault management (CFM) messages to identify the maintenance association. The number is embedded in each of the CFM frames. CFM messages within a given level are processed by maintenance end points (MEPs) at the same level. For example, the operator domain can be level 0, the provider domain can be level 3, and the customer domain can be level 7.


number—A number used to identify the maintenance domain to which the CFM message belongs.

  • Range: 0 through 7

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 8.4.