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Syntax (EX Series)

Syntax (NFX, OCX, and QFX Series)

Hierarchy Level (EX Series)

Hierarchy Level (NFX, OCX, and QFX Series)

Release Information

Statement introduced in Junos OS Release 9.0.


Specify the aggregated Ethernet logical interface number.

  • The port-priority statement is not supported on QFabric systems.

  • The force-up statement is not supported on QFX10002 switches.


  • aex—Name of the LAG. Aggregated Ethernet logical interface number.

  • backup—Designate the interface as the backup interface for link-protection mode.

  • primary—Designate the interface as the primary interface for link-protection mode.

The remaining statements are described separately. See CLI Explorer.

Required Privilege Level

interface—To view this statement in the configuration.

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