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Cisco 350, 350X and 550X Series Managed Switches, Firmware Release 2.4, ver 0.4 348
Security: 802.1X Authentication
This section describes 802.1X authentication.
It covers the following topics:
•Overview
• Properties
• Port Authentication
• Host and Session Authentication
• Authenticated Hosts
• Locked Clients
• Web Authentication Customization
• Supplicant Credentials
• MAC-Based Authentication Settings
Overview
802.1x authentication restricts unauthorized clients from connecting to a LAN through
publicity-accessible ports. 802.1x authentication is a client-server model. In this model,
network devices have the following specific roles.
• Client or supplicant
• Authenticator
• Authentication server
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