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Hierarchy Level

For platforms without ELS:

For platforms with ELS:


Specify interface or VLAN for which egressing traffic is mirrored. (The vlan statement is not supported on all switches.)

The remaining statement is explained separately. See CLI Explorer.


If you configure Junos OS to mirror egress packets, do not configure more than 2000 VLANs. If you do so, some of the mirrored packets might contain incorrect VLAN IDs.

Required Privilege Level

routing—To view this statement in the configuration.routing-control—To add this statement to the configuration.

Release Information

Statement introduced in Junos OS Release 11.2.