# license issu

#### Syntax

license issu licenseKey

no license issu

#### Release Information

Command introduced in JunosE Release 9.2.0.

#### Description

Specifies the unified ISSU license key for the ERX1440 router provided by your sales representative or Juniper Networks Customer Service. No license key is required or available for the E120 and E320 routers. The no version disables the license.

#### Options

- licenseKey—Unique string of alphanumeric characters that we provide to you

#### Mode

Global Configuration