Answer:
hello your question has some missing parts
To configure a router / modem, what type of IP interface configuration should you apply to the computer you are using to access the device administration web app?
answer ; Gigabit interface
Explanation:
To configure a router/modem the type of IP interface configuration you should apply to the computer you are using to access the the devices administration web app should be Gigabit interface.
This is because Gigabit interface offers a very efficient and high band width and also a very high speed link which operates at 1000 Mbps, or 1 Gbps and it is the the standard used due to the speed it offers as it also offers improved performance over Ethernet