And Why You Need To Know)

There are three different types of Power over Ethernet (PoE) standards: IEEE 802.3af, IEEE 802.3at, and High Power over Ethernet (HPoE). IEEE 802.3af is the most common type of PoE, and is sometimes referred to as "PoE" or "PoE+". It is the original PoE standard, released in 2003. It can deliver up to 15.4 watts of power per port. IEEE 802.3at is an updated version of the 802.3af standard, released in 2009. It can deliver up to 30 watts of power per port. High Power over Ethernet (HPoE) is a newer standard that was developed by the Ethernet Alliance and…