Dell PowerEdge M520 Dell PowerConnect M6220/M6348/M8024/M8024-k CLI Referen - Page 217
AAA Commands
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4 AAA Commands Management access to the switch is via telnet, HTTP, SSH, or the serial console (SNMP access is discussed in SNMP Commands). To ensure that only authorized users can access and change the configuration of the switch, users must be authenticated. Users can be authenticated based on: • Login mode • Switch access method • Access to Privileged EXEC mode • Two levels of access: - 1 = Read-only - 15 = Write-only The supported authentication methods for management access are: • Local: The user's locally stored ID and password are used for authentication. • RADIUS: The user's ID and password are authenticated using the RADIUS server. • TACACS+: The user's ID and password are authenticated using the TACACS+ server. • None: No authentication is used. • Enable: Uses the enable password for authentication. • Line: Uses the line password for authentication. • Authentication Preference Lists (APLs): An Authentication Preference List is an ordered list of authentication methods. To authenticate a user, the authentication methods in the APL for the access line are attempted in order until an authentication attempt returns a success or failure return code. If a method times out, the next method in the list is attempted. The component requesting authentication is unaware of the ultimate authentication source. If a method in the preference list does not AAA Commands 217
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