# license ipv6

#### Syntax

license ipv6 licenseKey

no license ipv6

#### Release Information

Command introduced before JunosE Release 7.1.0.

#### Description

Specifies the IPv6 license key provided by your sales representative or Juniper Networks Customer Service. The no version disables the license.

#### Options

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

#### Mode

Global Configuration