Computer networks have exploded globally in the last few years. This is because of the vast majority of benefits they yield for large corporations. Businesses have found that by linking their workstations together, they can share an internet connection as well as a printer for all their employees to access. But that is not all – some companies use the benefits of networking as a complete overhaul for their business. This includes the benefits of being able to work on projects simultaneously and the ability from employee’s to work at home and access their companies internal VPN via the internet. Companies have found that they can buy network card adapters for older machines to get them connected to their LAN too.