# clear isis database

#### Syntax

clear isis database [ systemId | hostname ]

#### Release Information

Command introduced before JunosE Release 7.1.0.

#### Description

Clears all entries from the IS-IS link-state database, or clears only entries associated with a specified neighbor. There is no no version.

#### Options

- systemId—System ID of an IS-IS neighbor
- hostname—Hostname of an IS-IS neighbor

#### Mode

Privileged Exec