CLI Guide

Command Modes INTERFACE
Supported Modes Full–Switch
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.2(0.0) Introduced on the MXL 10/40GbE Switch IO Module.
isis password
Congure an authentication password for an interface.
Syntax
isis password [hmac-md5] password [level-1 | level-2]
To delete a password, use the no isis password [password] [level-1 | level-2] command.
Parameters
encryption-type (OPTIONAL) Enter 7 to encrypt the password using DES.
hmac-md5 (OPTIONAL) Enter the keywords hmac-md5 to encrypt the password using MD5.
password Assign the interface authentication password.
level-1 (OPTIONAL) Independently congures the authentication password for Level 1. The
router acts as a station router for Level 1 routing. This setting is the default.
level-2 (OPTIONAL) Independently congures the authentication password for Level 2. The
router acts as an area router for Level 2 routing.
Defaults No default password. level-1 (if not otherwise specied).
Command Modes INTERFACE
Supported Modes Full–Switch
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.2(0.0) Introduced on the MXL 10/40GbE Switch IO Module.
Usage Information
To protect your network from unauthorized access, use this command to prevent unauthorized routers from
forming adjacencies.
You can assign dierent passwords for dierent routing levels by using the keywords level-1 and level-2.
The no form of this command disables the password for Level 1 or Level 2 routing, using the respective keywords
level-1 or level-2.
This password provides limited security as it is processed as plain text.
778 Intermediate System to Intermediate System (IS-IS)