light gulch
Wifi or wire connection, players are in same room or at very distant world locations - there is no difference for network working principles and technologies. You should familiarize yourself first with this basic knowledge.
Answering your question: yes, it is doable. If you really want to make a game using Netcode for Entities, the start reading the documentaion (https://docs.unity3d.com/Packages/com.unity.netcode@1.0/manual/index.html) and studying samples (https://github.com/Unity-Technologies/EntityComponentSystemSamples/tree/master/NetcodeSamples)
sudden umbra