A Wide Area Network is a type of a computer network covering a large area.

With the help of wide area network, common resources are used by a company. For example, if a person buys prescription drugs from a shop in the UK, its entry is made on a computer and after that, he / she can buy the drug at any branch of that chain of pharmacies in the UK.

We are going to describe the main features of WAN Network which are the most useful through entire the world.

The location is defined as any connecting a LAN to another (the Internet, or the various companies connect their LAN to each other).
Public IP addres.

1. Use defined by the IANA.
2. Point-to-point.
3. Group routers / switches are not connected property of a company.
4. Each group administrators “keep their part of the connections.