This tutorial only covers the first three network technologies i. Its called a local area network since all devices that make up the lan are close to each other. It is like when we need to connect two lans at different locations separated by a long distance, we need wan to connect them. Wide area networks wans and local area networks lans. This lesson explains what wans wide area network are with some examples of leased lines, dcedte, csudsu, dsl, cable and more. A computer network is defined as the interconnection. Its called a local area network since all devices that make up the lan are close. Local area networks exist in a single location with highspeed connectivity between each node on the network. View test prep intro to man and wan chapter quiz with answers from ism 4220 at university of south florida. Pdf networking is referred as connecting computers electronically. Outlineinstallationbasic classesgenerating graphsanalyzing graphssaveloadplotting matplotlib phase change plot 0.
Introduction to local area networks lans network architecture. Basic concept of wide area network wan the best example of wide area. In that case we are talking about a wide area network or wan. Introduction to wide area networks utilize windows. Find, read and cite all the research you need on researchgate. If you are considering public service alternatives such as frame relay, designing your own network with the tools.
In this chapter, we concentrate on those wan issues that you must understand to pass the microsoft networking essentials exam. A planning methodology and cost models for designing a. With the wide array of home area network han options being presented as solutions to smart grid challenges for the home, it is time to compare and contrast their strengths and weaknesses. Read wide area network books like enter the dark net and ipv4 and ipv6 addresses for free with a free 30day trial. These routers communicate through routing protocols in order to learn. This white paper examines leading and emerging han technologies. The data on these networks, naturally, includes video and voice. Intro to man and wan chapter quiz with answers question. A computer network is a group of devices connected with each other through a transmission medium such as wires, cables etc. Alwakeel, abstract the planning and costmodeling of largescale computer wide area networks wans are important issues for carrier service providers, internet service. As an introduction into wan, this course teaches satellite network basics, as well as how the various wan technologies work. You will learn about selecting the appropriate wan technologies, services.
We use a wan connection to reach other remote lans or servers on the internet. The practical definition of a wan is a network that traverses a public network or commercial carrier, using one of several wan. This lesson explains what wans wide area network are with some. Wide area networks wan comprise the data networks covering individual cities, to the entire globe. Introduction american home products corporation ahp is a global life sciences company with over 220 locations. Understanding wide area networks linkedin learning. The communication between different users of wan is established using leased telephone lines or satellite links and similar channels.
A free powerpoint ppt presentation displayed as a flash slide show on id. Network ecology describes the management of these factors and others that affect network performance. The book definition of a wan is a network that spans large geographical locations, usually to interconnect multiple local area networks lans. Introduction to wide area network protocols presentation.
Functions of wide area networks wan tutorial wide area networkswan covers a large area extends from countries to continents. Our own networks are called lans local area network. Lesson 7 understanding wide area networks flashcards. Wan network design david tipper graduate telecommunications and networking program u i it f pitt b huniversity of pittsburgh slides 10 telcom 2110 network design wan network design given node locations or potential locations traffic demand mean, peak, etc performance goals blocking rate, delay,etc. I initially developed this material as a single weeks lecture in the si502networkedcomputingcourse that i taught at the university of michigan school of information starting in 2008.
Wan is a wide area network, as such it is spread over a very large area such as a city, country or even a continent and overseas, the internet is a wan which is spread worldwide source website. Dfi wid a nt k wandefine wide area networks wans lans separated by geographic distance are connected by a network known as a wide area network wannetwork known as a wide area network wan individual organizations usually lease connections through a telecommunications service provider network. Wan terminology as your local area network matures, you will probably notice a decrease in its responsiveness. Pdf short 57 page paper on wide area networks prepared for the it data communications course. Widearea network wan access has become essential for larger businesses. Join lazaro diaz for an indepth discussion in this video, understanding wide area networks, part of ccna cert prep. This paper will examine the properties of frame relay wide area network wan connections. Wan connects these small lan with each other worldwide. Sharing of information over geographically wide areas. Once you use connections for external resources, for example, an internet connection we call it a wan wide area network connection.
Since then, myriads of new computer networking technologies have been designed. Wide area network wan protocols difference between lan and wan in general, a lan is internally owned in a business whereas a wan is leased infrasctructure. This local area use of long due to the fact that longhaul packet communication technology has haul network technology, indicated by the shaded area of fig. There are two prevailing definitions of a wide area network wan. Wan, t1, t3, e1, e3, j1, j3, oc, cabling, speed what is wan wan is used to connect two or more networks over a long distance. Man works in between local area network and wide area network. Widearea data network performance engineering xfiles. Once you have learned about your local area network, we will teach you about connecting it to other local area networks over large geographic areas and. Local area networks university of california, berkeley. Data communication and computer network tutorials point. Wide area network wan its also possible to have a computer networ k where the networks and the hosts are very widely distributed geographically. A wan provides long distance transmission of data, voice image and video information over large geographical areas that may comprise a country, a continent or even the whole world. And what is a wide area network, how do we define a wide area.
Concepts and tools for optimization provides the information you need to tackle the challenges of designing a network that meets your performance goals within the cost constraints of your organization. A man is typically owned and operated by a single entity such as a government body or large corporation. Perhaps in one building or a few buildings close to each other called a campus. Start studying lesson 7 understanding wide area networks. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Wide area networks are often established with leased line communication. The purpose of having computer network is to send and receive data stored in other devices over the network. Networkx tutorial evan rosen october 6, 2011 evan rosen networkx tutorial. Introductiona network can be defined as a group of computers and other devices connected in some ways so as to be able to exchange data. A network can be defined as a group of computers and other devices. For technicians to perform well in this world, they need to be familiar with the various wan technologies. The area of wide area network wan may be geographical. Introduction to wide area network wan synopsis wan is a wide area network, as such it is spread over a very large area such as a city, country or even a continent and overseas, the internet is a wa statistics. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext.
It shows the internet as a big cloud without any details. These devices can be computers, printers, scanners, fax machines etc. Discover the best wide area network books and audiobooks. A lan based on wifi wireless network technology metropolitan area network. A planning methodology and cost models for designing a wide area network sami s. Introduction to networking 5 retailer1 customer at home web browser the. Bestselling authors and expert instructors keith barker and kevin wallace share preparation hints and testtaking tips, helping you identify areas of weakness and improve. A network spanning a physical area larger than a lan but smaller than a wan, such as a city. Figure removes the cloud, shows some details, and shows some other clouds. On our local area network, there is one dominant protocol called ethernet. Introducing basic network concepts 3 basetech networking concepts team 2230894 blind folio 3 figure 1. Data communication and computer network 5 backbone of man is highcapacity and highspeed fiber optics. If you want to learn more about framerelay, you can find our framerelay course here. Wide area network as the name suggests, the wide area network wan covers a wide area which may.