TECHNOLOGY GUIDE FOUR Basics of Telecommunications and Networks

TECHNOLOGY GUIDE FOUR

Basics of Telecommunications and Networks

Analog and Digital Signals

Typical Telecommunications System

Communications Media and Channels

Twisted-pair wire Coaxial cable Fiber optics

Twisted Pair Wire

Coaxial Cable

Fiber Optics Cable

Transmission Technologies

Integrated Services Digital Network Digital Subscriber Line Asynchronous Transfer Mode Synchronous Optical Network T-Carrier System

Types of Networks

A computer network is a system that connects computers via communications media so that data can be transmitted among them. Local area networks Wide are network Value-added network Enterprise network

Local Area Network

Enterprise Network

Network Fundamentals

Network Protocol Ethernet Transmission Control Protocol/Internet

Protocol Types of Network Processing

Client/server Peer-to-Peer processing

Packet Switching