Alcatel-Lucent 7750 SR Manual page 1343

Os services guide

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The no form of this command restores the default null string to the value of key.

No default. The authentication data field contains the value 0 in all 16 octets.

authentication-key — The key parameter identifies the simple text password used when VRRP

Authentication Type 1 is enabled on the virtual router instance. Type 1 uses a string eight octets long

that is inserted into all transmitted VRRP advertisement messages and compared against all received

VRRP advertisement messages. The authentication data fields are used to transmit the key.

The key parameter is expressed as a string consisting of up to eight alpha-numeric characters. Spaces

must be contained in quotation marks ( " " ). The quotation marks are not considered part of the

The string is case sensitive and is left-justified in the VRRP advertisement message authentication

data fields. The first field contains the first four characters with the first octet (starting with IETF RFC

bit position 0) containing the first character. The second field holds the fifth through eighth

characters. Any unspecified portion of the authentication data field is padded with the value 0 in the

corresponding octet.

hash-key — The hash key. The key can be any combination of ASCII characters up to 22 characters in

hash — Specifies the key is entered in an encrypted form. If the hash parameter is not used, the key

hash2 — Specifies the key is entered in a more complex encrypted form. If the hash2 parameter is

7750 SR OS Services Guide

• Shutdown the virtual router instance on all backups

• Execute the authentication-key command on the master to change the password key

• Execute the authentication-key command and no shutdown command on each backup key

Any 7-bit printable ASCII character.

length (encrypted). If spaces are used in the string, enclose the entire string in quotation marks ("

This is useful when a user must configure the parameter, but, for security purposes, the actual

unencrypted key value is not provided.

is assumed to be in a non-encrypted, clear text form. For security, all keys are stored in encrypted

form in the configuration file with the hash parameter specified.

not used, the less encrypted hash form is assumed.

Virtual Private Routed Network Services

Double quote (")

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