When deploying an 802.1X-authenticated wired network solution, you need to consider the following for planning and design issues:
Wired authentication methods
Wired authentication modes
802.1X Enforcement with NAP
Windows Server 2008 and Windows Vista support the following EAP authentication methods for wired authentication:
EAP-Transport Layer Security (TLS)
Protected PEAP-Microsoft Challenge Handshake Authentication Protocol version 2 (PEAP-MS-CHAP v2)
EAP-TLS and PEAP-TLS are used in conjunction with a PKI and computer certificates, user certificates, and smart cards. With EAP-TLS, the wired client sends its computer certificate, user ...