Help us improve your experience.

Let us know what you think.

Do you have time for a two-minute survey?





Hierarchy Level

Release Information

Statement introduced in Junos OS Release 8.2 for T, M, MX and ACX Series routers, SRX Series firewalls and EX Series switches.

Statement introduced in Junos OS Release 9.4 for EX Series switches and NFX Series devices.


Configure how many protocol data units (PDUs) are missed before declaring the peer lost in Ethernet OAM link fault management (LFM) for all interfaces or for specific interfaces.

For Ethernet interfaces on EX Series switches and M320, M120, MX Series, and T Series routers, specify the number of OAM PDUs to miss before an error is logged. Used for IEEE 802.3ah Operation, Administration, and Management (OAM) support.


threshold-value—The number of PDUs missed before declaring the peer lost.

Range: 3 through 10 PDUs

Default: 3 PDUs

Required Privilege Level

interface—To view this statement in the configuration.

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