Categories of Networks
A Network is a set of devices or nodes connected by media links.A node can be a computer, printer,scanner,VoIP phone etc.Computer network means an interconnected collection of autonomous computers.Computer networks are generally organized as a series of layers or levels.
- Local Area Network
- Metropolitan Area Network
- Wide Area Network
- Internet-work (internet)
Internet-work(internet) is the connection of two or more networks. The internet is an example for Internet-work.
Intranet is a private network that is contained with in an enterprise.Intranet may consist of many interlinked Local Area Networks.