Security: 802.1X Authentication
802.1X Configuration Through the GUI
Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version) 401
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To define 802.1X advanced settings for ports:
STEP 1 Click Security > 802.1X/MAC/Web Authentication > Host and Session
Authentication.
802.1X authentication parameters are described for all ports. All fields except the
following are described in the Edit Host and Session Authentication page.
•Number of Single Host Violations—Displays the number of packets that
arrive on the interface in single-host mode, from a host whose MAC address
is not the supplicant MAC address.
STEP 2 Select a port, and click Edit.
STEP 3 Enter the parameters.
•Interface—Enter a port number for which host authentication is enabled.
•Host Authentication—Select one of the modes. These modes are
described above in Port Host Modes.
The following fields are only relevant if you select Single in the Host
Authentication field.
Single Host Violation Settings:
•Action on Violation—Select the action to be applied to packets arriving in
Single Session/Single Host mode, from a host whose MAC address is not
the supplicant MAC address. The options are:
-Protect (Discard)—Discards the packets.
-Restrict (Forward)—Forwards the packets.
-Shutdown—Discards the packets and shuts down the port. The ports
remains shut down until reactivated, or until the device is rebooted.
•Traps (on single host violation)—Select to enable traps.
•Trap Frequency (on Single Host Violation)—Defines how often traps are
sent to the host. This field can be defined only if multiple hosts are disabled.
•Number of Violations—Displays the number violations (number of packets
in Single Session/Single Host mode, from a host whose MAC address is not
the supplicant MAC address).
STEP 4 Click Apply. The settings are written to the Running Configuration file.