Basic information of networking

Chapter 2
Basic Concepts
• Line Configuration
• Topology
• Transmission Mode
• Categories of Networks
• Internetworks



Local Area Network
A LAN (local area network) supplies networking capability to a group of computers in close proximity to each other such as in an office building


Metropolitan Area Network

Metropolitan area networks, or MANs, are large computer networks usually spanning a city. They typically use wireless infrastructure

Wide Area Network

A wide area network (WAN) spans a large geographic area. A WAN often contains multiple local area networks (LANs) and/or metropolitan area networks (MANs).