https://en.wikipedia.org/wiki/IEEE_802.1X
802.1x is the encapsulation of EAP over IEEE 802 ( 802.3 is Ethernet and 802.11 is Wireless LAN ), also known as "EAP over LANs" or EAPOL
Extensible Authentication Protocol (EAP) over LAN (EAPoL)
| 802.1X Packet | https://packetlife.net/captures/protocol/eapol/ |
|---|---|
| Ethernet (eth type = 0x888e ) / 802.1X | |
| EAPoL | Extensible Authentication Protocol over LAN (EAPoL) |
| EAP | Extensible Authentication Protocol (EAP) |
| Radius | |
| Radius protocol and cloud AAA services |