Fabric Enabled WLC: Fabric enabled WLC is integrated with LISP control plane. This WLC is responsible for AP image /Config, Radio Resource Management, Client Session management and roaming and all other wireless control plane functions. For WLC Fabric Integration: Wireless Client MAC address is used as EID It inform about Wireless MAC address with its other information like SGT and Virtual Network Information VN information is mapped to VLAN on FEs WLC is responsible for updating Host Database tracking DB with roaming information https://www.cisco.com/c/en/us/td/docs/solutions/CVD/Campus/cisco-sda-design-guide.html#FabricWLC Both fabric WLCs and non-fabric WLCs provide AP image and configuration management, client session management, and mobility services. Fabric WLCs provide additional services for fabric integration such as registering MAC addresses of wireless clients into the host tracking database of the fabric control plane nodes during wireless client join events and supplying fabric edge node RLOC-association updates to the HTDB during client roam events.