Switches are a fundamental part of most networks.
They make it possible for several users to send information over a network at the same time without slowing each other down. Inc. An illustration of a Cisco Catalyst switch. There are a lot of different types of switches and networks. Switches that provide a separate connection for each node in a company's internal network are called LAN switches. Essentially, a LAN switch creates a series of instant networks that contain only the two devices communicating with each other at that particular moment.