In this article, we will explain the most common security threats in computer networks. This allows you to be aware of those threats.
AXFR Request is a type of Domain Name System (DNS) request in which a secondary DNS server requests the update of information from a master DNS server.
Power over Ethernet (PoE) is an optional standard that provides direct current electrical power over Ethernet twisted-pair cabling. This makes it possible for an Ethernet switch port to provide both...
After 802.3at made it possible to provide roughly 30 watts over two pairs of wires, it was a relatively straightforward process to extend the standard to provide power over four pairs simultaneously.
To manage these power loads, vendors of switches typically program the switches to provision power one port at a time, this is PoE Port Management.
The PoE standard specifies the way that power is injected into the Ethernet cable pairs, and which pairs should be used.