Well, AMT looks very tempting because of the functionality. On the other side because of security, I'm not sure whether I should be glad to use NUC models that

Well, AMT looks very tempting because of the functionality. On the other side because of security, I'm not sure whether I should be glad to use NUC models that don't have it at all. So assuming I take the risk, what networking link does AMT require? Do I guess correctly that it works only over Ethernet? Thinking of mobile devices that have only a cellular modem link.