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Hierarchy Level


Number of unacknowledged probes to send before considering the connection dead and notifying the application layer. The range is 1 through 50.


The default number of TCP KEEPALIVEs sent is 6.

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 19.1.