Technology Updates and Trends around Networking... I’m writing on my own and did not express the opinion of anyone else than myself. All the Information provided in this blog is generally available or based on my experience. There is no internal information from any employer.
EAP is always carried by another protocol. The most common transports between the supplicant (the authenticating user’s device) and the NAS (Network Access Server) are IEEE-802.1X EAPOL (EAP Over Lan), PPP (Point to Point Protocol), and IKEv2.