IP addresses have some useful properties. In order to access them, double click on an IP address in the subnet.
You can write a description about the IP address. You can assign an IP status and type. You can assign host information and the MAC address as well (1).
The component that this IP address is assigned to is displayed on the right (2). Double click that component to jump to it in the main window.
You can delete an assigned component and view component and cable instances at the bottom (3).