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Hierarchy Level


Configure a Virtual Router Redundancy Protocol (VRRP) IPv4 authentication key. You also must specify a VRRP authentication scheme by including the authentication-type statement.

All devices in the VRRP group must use the same authentication scheme and password.


When VRRPv3 is enabled, the authentication-type and authentication-key statements cannot be configured for any VRRP groups.


key—Authentication password. For simple authentication, it can be 1 through 8 characters long. For Message Digest 5 (MD5) authentication, it can be 1 through 16 characters long. If you include spaces, enclose all characters in quotation marks (“ ”).

Required Privilege Level

interface—To view this statement in the configuration.

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

Release Information

Statement introduced before Junos OS Release 7.4.