Reference Guide
Level 1 is EXEC mode and Level 15 allows access to all CLI modes.
Defaults
level
 = 15
Command Modes LINE
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 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.0 Introduced on the S4810.
Version 7.6.1.0 Introduced on the S-Series.
Version 7.5.1.0 Introduced on the C-Series.
pre-Version 
6.1.1.0
Introduced on the E-Series.
Authentication and Password Commands
To manage access to the system, use the following the commands.
aaa authentication enable
Configure AAA Authentication method lists for user access to EXEC privilege mode (the “Enable” access).
S4820T
Syntax
aaa authentication enable {default | method-list-name} method 
[... method2]
To return to the default setting, use the no aaa authentication enable {default 
| method-list-name} method [... method2] command.
Parameters
default Enter the keyword default then the authentication methods to use 
as the default sequence of methods for the Enable login. The default 
is default enable.
method-list-name
Enter a text string (up to 16 characters long) to name the list of 
enabled authentication methods activated at login.
method
Enter one of the following methods:
• enable: use the password the enable password 
command defines in CONFIGURATION mode.
• line: use the password the password command defines 
in LINE mode.
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