IT network and infrastructure is an integral part of any company. It's been around for over 60 years and has undergone a great deal of innovation in the past 15 years. It has become an essential part of any business. Previously, people would use desktop computers in the office. The speed of technology was very slow. Now, users can connect to the network using a variety of devices, including their cell phones. Today, IT networks must be fast and reliable and support a large number of devices.