Cisco Systems EA6500 Manual De Usuario

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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:
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. 
For detailed information about the fields in these displays, refer to the Catalyst 6500 Series Switch 
Cisco IOS Command Reference
 publication.
Command
Purpose
Step 1
Router(config)# interface type
1
 slot/port 
1.
type = ethernetfastethernetgigabitethernet, 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.
Make sure that the dot1x port-control 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 = ethernetfastethernetgigabitethernet, or tengigabitethernet 
Selects an interface to configure.
Step 2
Router(config-if)# dot1x default 
Resets the configurable 802.1X parameters to the default 
values.
Step 3
Router(config-if)# end 
Returns to privileged EXEC mode.
Step 4
Router# show dot1x all 
Verifies your entries.