Configuration Guide for S3100 series, 802.1x <https://www.dell.com/support/manuals/fr-lu/dell-emc-os-9/s3100-9.14.2.4-config/configuring-dynamic-vlan-assignment-with-port-authentication?guid=guid-6999147a-28c1-457f-87bd-020624264770&lang=en-us>