Definition of the Switchboard

Exchange is a general term for the technology that transmits information to be transmitted to the corresponding route that meets the requirements according to the needs of transmitting information at both ends of the communication, using manual or equipment to automatically complete the method. Switches can be divided into WAN switches and LAN switches according to different working locations. A wide-area switch is a device that completes the information exchange function in the communication system, which is applied at the data link layer. The switch has multiple ports, each with bridging capabilities to connect a local area network or a high-performance server or workstation. In fact, switches are sometimes referred to as multiport bridges.

A network switch is a device that expands the network and can provide more connection ports for subnetworks to connect more computers. With the development of the communication industry and the advancement of national economic informatization, the network switch market is steadily rising. It is cost-effective, highly flexible, relatively simple and easy to implement. Ethernet technology has become the most important LAN networking technology today, and network switches have become the most popular switches.

Switch is the English name of the switch, this product is an upgrade from the original hub, and there is no big difference from the hub in appearance. Because both ends of the communication need to transmit information, and through the device or manual to send the information to be transmitted to the corresponding router that meets the required standards, this technology is switch technology. In a broad sense, the device that realizes the information exchange function in the communication system is the switch.