Buy a PoE router or switch, plug in a cable ... Then [Alan] dives into the way a PoE port polls for a PoE device to be connected, identifies it, and ramps up the voltage. Explaining the various ...
The EKI-7720G-4FPI Gigabit managed PoE switch comes with 16 10/100/1000BaseT(X) ports with 802.3af/at supported and 4 Giga SFP ports. It features 16 IEEE802.3af/at PoE ports, -40~70 °C operating ...