Cisco Systems EA6500 Manual De Usuario
25-15
Catalyst 6500 Series Switch Cisco IOS Software Configuration Guide—Release 12.1 E
78-14099-04
Chapter 25 Configuring IEEE 802.1X Port-Based Authentication
Displaying 802.1X Status
To allow multiple hosts (clients) on an 802.1X-authorized port that has the dot1x port-control interface
configuration command set to auto, perform this task:
configuration command set to auto, perform this task:
This example shows how to enable 802.1X on Fast Ethernet interface 5/1 and to allow multiple hosts:
Router(config)# interface fastethernet 5/1
Router(config-if)# dot1x port-control auto
Router(config-if)# dot1x multi-hosts
Resetting the 802.1X Configuration to the Default Values
To reset the 802.1X configuration to the default values, perform this task:
Displaying 802.1X Status
To display global 802.1X administrative and operational status for the switch, use the show dot1x
privileged EXEC command. To display the 802.1X administrative and operational status for a specific
interface, use the show dot1x interface interface-id privileged EXEC command.
privileged EXEC command. To display the 802.1X administrative and operational status for a specific
interface, use the show dot1x interface interface-id privileged EXEC command.
For detailed information about the fields in these displays, refer to the Catalyst 6500 Series Switch
Cisco IOS Command Reference publication.
Cisco IOS Command Reference publication.
Command
Purpose
Step 1
Router(config)# interface type
1
slot/port
1.
type = ethernet, fastethernet, gigabitethernet, or tengigabitethernet
Selects an interface to configure.
Step 2
Router(config-if)# dot1x multi-hosts
Allows multiple hosts (clients) on an 802.1X-authorized
port.
port.
Make sure that the dot1x port-control interface
configuration command set is set to auto for the specified
interface.
configuration command set is set to auto for the specified
interface.
Router(config-if)# no dot1x multi-hosts
Disables multiple hosts on the port.
Step 3
Router(config-if)# end
Returns to privileged EXEC mode.
Step 4
Router# show dot1x interface type
slot/port
Verifies your entries.
Command
Purpose
Step 1
Router(config)# interface type
1
slot/port
1.
type = ethernet, fastethernet, gigabitethernet, or tengigabitethernet
Selects an interface to configure.
Step 2
Router(config-if)# dot1x default
Resets the configurable 802.1X parameters to the default
values.
values.
Step 3
Router(config-if)# end
Returns to privileged EXEC mode.
Step 4
Router# show dot1x all
Verifies your entries.