https://community.cisco.com/t5/security-knowledge-base/ise-secure-wired-access-prescriptive-deployment- guide/ta-p/3641515 IP Device Tracking (IPDT) is a feature that allows the Cisco WLC to track the IP addresses of devices that are connected to the wireless network. This information can then be provided to Cisco ISE, which can use it to identify the types of devices that are connecting to the network.