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Configuring 802.1x Authentication
Command
Step 6
end
Step 7
show authentication interface-id
or
show dot1x interface interface-id
Step 8
copy running-config startup-config
This example shows how to configure NAC Layer 2 802.1x validation:
Switch# configure terminal
Switch(config)# interface gigabitethernet2/0/1
Switch(config-if)# dot1x reauthentication
Switch(config-if)# dot1x timeout reauth-period server
Configuring an Authenticator and a Supplicant Switch with NEAT
Configuring this feature requires that one switch outside a wiring closet is configured as a supplicant and
is connected to an authenticator switch.
For overview information, see the
Access Topology (NEAT)" section on page
The cisco-av-pairs must be configured as device-traffic-class=switch on the ACS, which sets the
Note
interface as a trunk after the supplicant is successfully authenticated.
Beginning in privileged EXEC mode, follow these steps to configure a switch as an authenticator:
Command
Step 1
configure terminal
Step 2
cisp enable
Step 3
interface interface-id
Step 4
switchport mode access
Step 5
authentication port-control auto
Step 6
dot1x pae authenticator
Step 7
spanning-tree portfast
Step 8
end
Step 9
show running-config interface
interface-id
Step 10
copy running-config startup-config
Cisco Catalyst Blade Switch 3130 and 3032 for Dell Software Configuration Guide
9-58
Chapter 9
Purpose
Return to privileged EXEC mode.
Verify your 802.1x authentication configuration.
(Optional) Save your entries in the configuration file.
"802.1x Supplicant and Authenticator Switches with Network Edge
9-30.
Purpose
Enter global configuration mode.
Enable CISP.
Specify the port to be configured, and enter interface configuration
mode.
Set the port mode to access.
Set the port-authentication mode to auto.
Configure the interface as a port access entity (PAE) authenticator.
Enable Port Fast on an access port connected to a single workstation or
server.
Return to privileged EXEC mode.
Verify your configuration.
(Optional) Save your entries in the configuration file.
Configuring IEEE 802.1x Port-Based Authentication
OL-12247-04
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