Technical Documentation

hello-authentication-key

Syntax

hello-authentication-key password;

Hierarchy Level

[edit logical-systems logical-system-name protocols isis interface interface-namelevel number],[edit logical-systems logical-system-name routing-instances routing-instance-name protocols isis interface interface-name level number],[edit protocols isis interface interface-name level number],[edit routing-instances routing-instance-name protocols isis interface interface-name level number]

Release Information

Statement introduced before JUNOS Release 7.4.

Statement introduced in JUNOS Release 9.0 for EX Series switches.

Description

Configure an authentication key (password) for hello packets. Neighboring routing devices use the password to verify the authenticity of packets sent from an interface. For the key to work, you also must include the hello-authentication-type statement.

Default

By default, hello authentication is not configured on an interface. However, if IS-IS authentication is configured, the hello packets are authenticated using the IS-IS authentication type and password.

Options

password—Authentication password. The password can be up to 255 characters. Characters can include any ASCII strings. If you include spaces, enclose all characters in quotation marks (“ ”).

Required Privilege Level

routing—To view this statement in the configuration.

routing-control—To add this statement to the configuration.


Published: 2010-04-14