Security: 802.1X Authentication
Authenticated Hosts
370 Cisco 350, 350X and 550X Series Managed Switches, Firmware Release 2.4, ver 0.4
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Single Host Violation Settings (only displayed if host authentication is Single Host):
• 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—Select to enable traps.
• Trap Frequency—Defines how often traps are sent to the host. This field can be 
defined only if multiple hosts are disabled.
STEP  4 Click Apply. The settings are written to the Running Configuration file.
Authenticated Hosts
To view details about authenticated users, click Security > 802.1X Authentication > 
Authenticated Hosts.
This page displays the following fields:
• User Name—Supplicant names that  authenticated on each port.
• Port—Number of the port.
• Session Time (DD:HH:MM:SS)—Amount of time that the supplicant was 
authenticated and authorized access at the port. 
• Authentication Method—Method by which the last session was authenticated. 
• Authentication Server—RADIUS server. 
• MAC Address—Displays the supplicant MAC address.
• VLAN ID—Port’s VLAN.