Reference Guide

area-password
Configure a hash message authentication code (HMAC) password for an area.
S4820T
Syntax
area-password [hmac-md5 | encryption-type] password
To delete a password, use the no area-password command.
Parameters
hmac-md5 (OPTIONAL) Enter the keywords hmac-md5 to encrypt the
password.
encryption-type (OPTIONAL) Enter 7 to encrypt the password using DES.
password Enter a 1 to 16-character length alphanumeric string to prevent
unauthorized access or incorrect routing information corrupting the
link state database. The password is processed as plain text, which
only provides limited security.
Defaults Not configured.
Command Modes ROUTER ISIS
Command History
This guide is platform-specific. For command information about other platforms, refer to the
relevant FTOS Command Line Reference Guide .
The following is a list of the FTOS version history for this command.
Version 8.3.19.0 Introduced on the S4820T.
Version 8.3.12.0 Introduced on the S4810.
Version 8.3.11.1 Introduced on the Z9000.
Usage
Information
To prevent the link state database from receiving incorrect routing information from
unauthorized routers, use the area-password command on routers within an area.
The configured password injects into Level 1 LSPs, CSNPs, and PSNPs.
Related
Commands
• domain-password — allows you to set the authentication password for a routing
domain.
• isis password — allows you to configure an authentication password for an interface.
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