What port does 802.1X use?

802.1X does not use a specific default port number.

Unknown

IEEE 802.1X Port-Based Authentication

Q: What is IEEE 802.1X Port-Based Authentication?

IEEE 802.1X Port-Based Authentication (802.1X) is a Data Link Layer protocol in the Security & VPN category. IEEE standard for port-based network access control. Authenticates devices before allowing LAN access using EAP messages between supplicant, authenticator, and RADIUS server.

Data Link Layer — Security & VPN

プロトコル概要

正式名称 IEEE 802.1X Port-Based Authentication

略称 802.1X

OSIレイヤー Data Link Layer

カテゴリ Security & VPN

概要 802.1X

IEEE standard for port-based network access control. Authenticates devices before allowing LAN access using EAP messages between supplicant, authenticator, and RADIUS server.

Data Link Layer Security & VPN

IEEE 802.1X Port-Based Authentication

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プロトコル概要

概要 802.1X

関連プロトコル — Data Link Layer