The method also includes supplying {HEAD ~ power} from {TAIL ~ the second port} to the power over Ethernet device 
The method also includes supplying { HEAD ~ power } from { TAIL ~ the second port } to the power over Ethernet device
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH