IEEE 802.1x 称为基于端口的访问控制协议（Port based network access control protocol）。基于端口的访问控制（Port based network access control）能够在利用IEEE 802 LAN的优势基础上提供一种对连接到局域网（LAN）设备或用户进行认证和授权的手段。通过这种方式的认证，能够在 LAN 这种多点访问环境中提供一种点对点的识别用户的方式。这里端口是指连接到LAN的一个单点结构，可以是被认证系统的MAC地址，也可
IEEE 802.1X is the standard protocol for allowing hosts and users to be authenticated to the network before obtaining a connection (port-based network admission control). As well as providing very effective access control to wireless and other netwo
