# ip inactivity-timer

#### Syntax

[ no ] ip inactivity-timer inactiveTime

#### Release Information

Command introduced before JunosE Release 7.1.0.

#### Description

Configures an inactivity timer. IP polls the dynamic interface at the configured interval to determine whether the interface was active during the interval. Inactive interfaces are deleted only when the period of inactivity is equal to or greater than the configured value. The no version disables the timer.

#### Options

- inactiveTime—Length of time in the range 0–63335 minutes; a value of 0 specifies that dynamically created subscriber interfaces are not deleted

#### Mode

Interface Configuration, Profile Configuration