Configuring 802.1X Authentication - Cisco Catalyst 3550 series Software Configuration Manual

Chapter 9 Configuring 802.1X Port-Based Authentication

Configuring 802.1X Authentication

These sections describe how to configure 802.1X port-based authentication on your switch:
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Default 802.1X Configuration
Table 9-1
Table 9-1
Feature
Authentication, authorization, and
accounting (AAA)
RADIUS server
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Switch 802.1X enable state
Per-interface 802.1X enable state
Periodic re-authentication
Number of seconds between
re-authentication attempts
Quiet period
78-11194-09
Default 802.1X Configuration, page 9-9
802.1X Configuration Guidelines, page 9-10
Upgrading from a Previous Software Release, page 9-11
Enabling 802.1X Authentication, page 9-11
Configuring the Switch-to-RADIUS-Server Communication, page 9-13
Enabling Periodic Re-Authentication, page 9-14
Manually Re-Authenticating a Client Connected to a Port, page 9-14
Changing the Quiet Period, page 9-15
Changing the Switch-to-Client Retransmission Time, page 9-15
Setting the Switch-to-Client Frame-Retransmission Number, page 9-16
Configuring the Host Mode, page 9-17
Configuring a Guest VLAN, page 9-17
Resetting the 802.1X Configuration to the Default Values, page 9-18
shows the default 802.1X configuration.
Default 802.1X Configuration
IP address
UDP authentication port
Key
(required)
(optional)
(optional)
(optional)
(optional)
Default Setting
Disabled.
None specified.
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1812.
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None specified.
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Disabled.
Disabled (force-authorized).
The port sends and receives normal traffic without
802.1X-based authentication of the client.
Disabled.
3600 seconds.
60 seconds (number of seconds that the switch remains in
the quiet state following a failed authentication exchange
with the client).
Catalyst 3550 Multilayer Switch Software Configuration Guide
Configuring 802.1X Authentication
(required)
(optional)
(optional)
(optional)
(optional)
9-9