Concept Guide

username
Establish an authentication system based on user names.
Syntax
username name [access-class access-list-name] [nopassword | {password | secret
| sha256-password} [encryption-type] password] [privilege level] [role role-
name]
If you do not want a specic user to enter a password, use the nopassword option.
To delete authentication for a user, use the no username name command.
Parameters
name Enter a text string for the name of the user up to 63 characters.
access-class
access-list-name
Enter the keywords access-class then the name of a congured access control list
(either an IP access control list or MAC access control list).
nopassword Enter the keyword nopassword to specify that the user should not enter a password.
password Enter the keyword password then the encryption-type or the password.
secret Enter the keyword secret then the encryption-type or the password.
encryption-type Enter an encryption type for the password that you enter.
• 0 directs the system to store the password as clear text. It is the default encryption
type when using the
password option.
• 8 to indicate that a password encrypted using a sha256 hashing algorithm follows.
This encryption type is available with the sha256-password option only, and is the
default encryption type for this option.
• 7 to indicate that a password encrypted using a DES hashing algorithm follows. This
encryption type is available with the password option only.
• 5 to indicate that a password encrypted using an MD5 hashing algorithm follows. This
encryption type is available with the secret option only, and is the default encryption
type for this option.
password Enter a string up to 32 characters long.
privilege level Enter the keyword privilege then a number from zero (0) to 15.
role role-name Enter the keyword role followed by the role name to associate with that user ID.
secret Enter the keyword secret then the encryption type.
sha256-password Enter the keyword sha256-password then the encryption-type or the password.
Defaults The default encryption type for password option is 0. The default encryption type for secret option is 5. The
default encryption type for sha256-password option is 8. The default value of privilege level is 1.
Command Modes CONFIGURATION
Supported Modes All Modes
Command History
Version Description
9.10(0.0) Added support for the sha256-password option.
9.9(0.0) Introduced on the FN IOM.
Security 1169