How Networks Work

How do they work? Computer networks connect nodes like computers, routers, and switches using cables, fiber optics, or wireless signals. These connections allow devices in a network to communicate and share information and resources. Networks follow protocols, which define how communications are sent and received.

There are four types of wireless networks — wireless local area networks, wireless metropolitan area networks, wireless personal area networks and wireless wide area networks — each with its own function.

What are the 7 types of network?
7 types of networks and their use cases | TechTarget
7 types of networks and their use cases
Personal area network. A personal area network (PAN) is the smallest and simplest type of network. ..
Local area network. .
Metropolitan area network. ..
Campus network. ..
Wide area network. ..
Content delivery network. ..
Virtual private network. .