Periodontitis, also generally called gum disease or periodontal disease, begins with bacterial growth in your mouth and may end -- if not properly treated -- with tooth loss due to destruction of the tissue that surrounds your teeth.
Avaya ERS 2550T-PWR, a 50-port Ethernet switch. A network switch (also called switching hub, bridging hub, officially MAC bridge) is a computer networking device that connects devices together on a computer network, by using packet switching to receive, process and forward data to the destination device.
What is a network switch and what is a router? The two pieces of equipment look similar and perform some similar functions, but each has its own distinct function to perform on a network. To understand basic networking, you first need to answer the question, What is a network switch?. Most business networks today use switches to connect computers, printers and servers within a building or campus. A switch serves as a controller, enabling networked devices to talk to each other efficiently.