Users Guide

194 Fabric OS Administrator’s Guide
53-1002920-02
Remote authentication
6
Displaying the current authentication configuration
1. Connect to the switch and log in using an account with admin permissions.
2. Enter the aaaConfig
--show command.
If a configuration exists, its parameters are displayed. If the RADIUS, LDAP, or TACACS+ service
is not configured, only the parameter heading line is displayed. Parameters include:
Configuring local authentication as backup
It is useful to enable local authentication, so that the switch can take over authentication locally if
the RADIUS or LDAP servers fail to respond because of power outage or network problems.
1. Connect to the switch and log in using an account with admin permissions.
2. Enter the aaaConfig
--authspec command to enable or disable RADIUS, LDAP, or TACACS+
with local authentication as a backup authentication mechanism.
You must specify the type of service as one of RADIUS, LDAP, or TACACS+. Local is used for
local authentication if the user authentication fails on the authentication server.of enabling
local authentication as a backup for RADIUS.
switch:admin> aaaconfig --authspec "radius;local" -backup
Example for LDAP
switch:admin> aaaconfig --authspec "ldap;local" -backup
Example for TACACS+
switch:admin> aaaconfig --authspec "tacacs+;local" -backup
For details about the aaaConfig command refer toTable 22 on page 169.
When local authentication is enabled and the authentication servers fail to respond, you can log in
to the default switch accounts (admin and user) or any user-defined account. You must know the
passwords of these accounts.
When the aaaConfig command succeeds, the event log indicates that local database
authentication is disabled or enabled.
Position The order in which servers are contacted to provide service.
Server The server names or IPv4 or IPv6 addresses. IPv6 is not supported when using PEAP
authentication.
Port The server ports.
Secret The shared secrets.
Timeouts The length of time servers have to respond before the next server is contacted.
Authentication The type of authentication being used on servers.