# spf-interval

#### Syntax

spf-interval [ level-1 | level-2 ] seconds

no spf-interval [ level-1 | level-2 ]

#### Release Information

Command introduced before JunosE Release 7.1.0.

#### Description

Specifies the maximum wait time between two successive IS-IS shortest-path-first calculations. If you do not specify a level, the interval applies to both level 1 and level 2. The no version restores the default value, 5 seconds.

#### Options

- level-1—Specifies a level 1 SPF
- level-2—Specifies a level 2 SPF
- seconds—Maximum time between SPF calculations in the range 0–120 seconds; default value is 5

#### Mode

Router Configuration