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.
1 Using a switch is calledmicrosegmentation. 2  This allows computers to have dedicated bandwidth on apoint-to-point connection to the network and to therefore run in full duplex withoutcollisions.Role of Switches in NetworksSwitches may operate at one or more layers of the OSI model, including data link andnetwork.