Ethernet copper cable provides functions that fiber cables can not supply, they are able to transmit power and data over a single cable while fiber is acknowledged to all with its ability to carry data over a long distance. But the emergence of powered fiber cable changes all of this. Powered fiber cable can not exactly be described as power over fiber. It can be referred to as a hybrid copper-fiber cable, which more accurately indicates that fiber and copper are combined together in a single cable.
