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Configuring Authentication
To globally enable 802.1x authentication, perform this task in privileged mode:
Task
Globally enable 802.1x.
This example shows how to globally enable 802.1x authentication:
Console> (enable) set dot1x system-auth-control enable
dot1x system-auth-control enabled.
Disabling 802.1x Globally
When 802.1x authentication is enabled for the entire system, you can disable it globally. When 802.1x
authentication is disabled globally, it is no longer available at any port, even ports that were previously
configured for it.
To globally disable 802.1x authentication, perform this task in privileged mode:
Task
Globally disable 802.1x.
This example shows how to globally disable 802.1x authentication:
Console> (enable) set dot1x system-auth-control disable
dot1x system-auth-control disabled.
Enabling and Initializing 802.1x Authentication for Individual Ports
After 802.1x authentication is globally enabled, you can enable and initialize 802.1x authentication from
only the console for individual ports. To globally enable 802.1x authentication, see the
Globally" section on page
You must specify at least one RADIUS server before you can enable 802.1x authentication on the switch.
Note
For information on specifying a RADIUS server, see the
page
To enable and initialize 802.1x authentication for access to the switch, perform this task in privileged
mode:
Task
Step 1
Enable 802.1x control on a specific port.
Step 2
Initialize 802.1x on the same port.
Step 3
Verify the 802.1x configuration.
Software Configuration Guide—Catalyst 4000 Family, Catalyst 2948G, Catalyst 2980G, Releases 6.3 and 6.4
27-40
27-39.
27-23.
Chapter 27
Configuring Switch Access Using AAA
Command
set dot1x system-auth-control enable
Command
set dot1x system-auth-control disable
"Specifying RADIUS Servers" section on
Command
set port dot1x mod/port port-control auto
set port dot1x mod/port initialize
show port dot1x mod/port config
"Enabling 802.1x
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Troubleshooting
