Chapter 7
| Authentication Commands
Authentication Sequence
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Command Usage
The encrypted password is required for compatibility with legacy password
settings (i.e., plain text or encrypted) when reading the configuration file during
system bootup or when downloading the configuration file from an FTP server.
There is no need for you to manually configure encrypted passwords.
Example
This example shows how the set the access level and password for a user.
Console(config)#username bob access-level 15
Console(config)#username bob password 0 smith
Console(config)#
Authentication Sequence
Three authentication methods can be specified to authenticate users logging into
the system for management access. The commands in this section can be used to
define the authentication method and sequence.
authentication enable This command defines the authentication method and precedence to use when
changing from Exec command mode to Privileged Exec command mode with the
enable command. Use the no form to restore the default.
Syntax
authentication enable {[local] [radius] [tacacs]}
no authentication enable
local - Use local password only.
radius - Use RADIUS server password only.
tacacs - Use TACACS server password.
Default Setting
Local
Command Mode
Global Configuration
Table 38: Authentication Sequence Commands
Command Function Mode
authentication enable Defines the authentication method and precedence for
command mode change
GC
authentication login Defines logon authentication method and precedence GC
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