Extensible Authentication Protocol
one-time passwords (OTP) per RFC 2289
- Supplicant: The 802.1X driver that supplies a username/password prompt to the user and
sends/receives the EAPoL messages
- Authenticator: Translates between EAPoL and RADIUS messages in both directions, and
enables/disables ports based on the success/failure of authentication
- Authentication server: Stores usernames/passwords and verifies that the correct values were submitted before authenticating the user
Protocol over LAN (EAPOL), CDP and STP allowed before authenticated.