Definition of the Switch
Switching (switching) is the general term of the technology to transmit the information to be transmitted to the corresponding route that meets the requirements by means of manual or device automatic completion according to the need of transmitting information at both ends of the communication. Switches can be divided into WAN switches and LAN switches depending on the location of the work. A wide-area switch (switch) is a device that completes the information exchange function in a communication system and is applied to the data link layer. Switches have multiple ports, each with bridging capabilities that can connect to a local area network or a high-performance server or workstation. In fact, switches are sometimes referred to as multi-port bridges.