As the naming conventions suggest, lans are for smaller, more localized networking in a home, business, school, etc. Before download computer networking tutorial pdf please, once you go through the table of this pdf, in this pdf, you will able to learn about the basic concepts of computer networking. Unlike lan which is used effectively in relatively small geographic areas, wan services help connect networks at a broad geographic distance, from a few to thousands of kilometers. Perhaps in one building or a few buildings close to each other called a campus. Wide area networking combines multiple lans that are geographically separate. The network allows computers to connect and communicate with different computers via any medium. More simply, it is the method of leveraging the benefits. Apr 23, 2018 lan network tutorial with advantages and disadvantages. An sdwan architecture can connect your branches and data centers, optimizing network. As the name implies, wans cover large geographical areas. It can also perform basic routing functions between virtual lans. The computers on a network are also coupled through cables, telephone.
This tutorial gives very good understanding on data communication and computer. Lan, which stands for local area network, and wan, which stands for wide area network, are two types of networks that allow for interconnectivity between computers. Wireless communication wan in the field of computers, the wide usage of group connections have become inevitable, which lead to the introduction of lans local area networks. Download free networking courses and tutorials training in pdf lan, wan, router, switcher,the internet, intranet, would you like to learn how computer networks work. The network of a company in a single building is considered a lan. Connection can be through a copper wire, fiber optics, microwaves, infrared or satellite. Collection of autonomous computers interconnected by a single technology is called computer network. Wide area network wan when network spans over a large distance or when the computers to be connected to each other are at widely separated locations a local area network cannot be used. A computer network spanned inside a building and operated under single administrative system is generally termed as local area network lan. Lan was not capable of providing connectivity to wireless devices such as laptoppdaipadmobile. Geographical locations of the different components or subnets involved in the network. Lets see the network below, while lans are used inside buildings like home, office, internet service provider isp wans are often used to connect between them. Wan wide area network is another important computer network that which is spread across a large geographical area.
Lan, wan, vpn a network is a system of hardware and software, put together for the purpose of communication and resource sharing. Download free networking courses and tutorials training in pdf. Download computer networking tutorial pdf snabay networking. We have grouped in this site many courses likely to help you to master the net. Before discussing lan wan and man, let us know about the network. Sd wan, or softwaredefined wide area network, is the newest capability in the world of wan.
Before discussing lan wan and man, let us know about the network network. This tutorial on wireless lan also covers different wlan flavors viz. Lan s are easy to design and troubleshoot exchange of information and sharing of resources becomes easy because of lan. Recommendations for using net2 with lan and wan networks. That is, one network can be connected to another network and become a more powerful tool because of the greater resources. Fig 1 gives an example of a network in a school comprising of a local area network or lan connecting computers with each other, the internet, and various servers. Description of the lan topologydescription of the wan topologydescription of the network connectors such as routers, bridges. Ip is a standard that defines the manner in which the network layers of two hosts interact. Local area networks lan and wide area networks wan. Usually, lan covers an organization offices, schools, colleges or universities. A connection between two buildings using ethernet as a medium would generally be considered a lan. Wide area network provides long distance transmission of data. A network consists of 2 or a lot of computers that are coupled so as to share resources such as cds and printers, exchange files, or enable electronic communications. Number of systems connected in lan may vary from as least as two to as much as 16 million.
When defining ip addresses, choose a network or subnet with enough host addresses for the net2 server and number of ethernet interfaces you require. Six computers connected to an ethernet switch and form a. Sd wan simplified solution brief softwaredefined wide area network sd wan is the application of softwarebased network technologies to wan connections to more effectively route all network traffic between headquarters or data centers, remote and branch offices, and the cloud. Usually,lan covers an organization offices, schools, colleges or universities. Introducing basic network concepts 3 basetech networking concepts team 2230894 blind folio 3. This technology was invented by bob metcalfe and d. Since clients in wan are far from each other, the transmission speed is usually lower than lan. An sd wan architecture can connect your branches and data centers, optimizing network. Aug 04, 2018 network is essential for establishing communications among devices such as computers, routers, or fiber switches to operate over the area they cover. Lan, man and wan are the three major types of the network designed to operate over the area they cover. Two computers are set to be interconnected if they are able to exchange information.
Difference between lan and wan networks s bharadwaj reddy june, 2016 march 29, 2018 the two most popular network types today are lan local area network and wan wide area network. Instalasi perangkat jaringan lan local area network oleh. Wan network system could be a connection of a lan which connects with other lan s using telephone lines and radio waves. Our computer networking tutorial is designed for beginners and professionals.
Types of area networks lan, man and wan geeksforgeeks. Tans tiny area network, which are the same as lans but smaller 2 to 3 machines, and cans campus area networks, which are the same as mans with bandwidth limited between each of the networks lans. These devices can be computers, printers, scanners, fax machines etc. Local area networks university of california, berkeley.
Local area network lan phy wide area network wan phy lan phy the lan phy operates at close to the 10 gigabit et hernet rate to maximize throughput over short distances. To cover great distances, wans may transmit data over leased highspeed phone lines or wireless links such as satellites. A man is typically owned and operated by a single entity such as a government body or large corporation. This site contains which contains many networking courses is for you. A man is optimized for a larger geographical area than a lan, ranging from several blocks of. A wan can cover country, continent or even a whole world. Wide area networks wan is type of computer network to connect offices which are located in different geographical locations. A small office, a single building, multiple buildings inside a campus etc. The purpose of having computer network is to send and receive data stored in other devices over the network.
This tutorial explains basic concepts of wan networking including wan switching circuit, cell and packet and wan terminology cpe, dp, local loop, co, toll network, csu, dsu, dte, dce, hdlc, ppp, pppoe, isdn, lapd, lapb, frame relay, mpls, atm, dsl, cable, synchronous and asynchronous connection in detail. There are some similarities and dissimilarities between them. Wans are operated by companies like phonecable companies, service. Local area network lan lan is a network which is designed to operate over a small physical area such as an office, factory or a group of buildings. Lan this is the abbreviation for local area network which is when there are multiple computers and peripheral devices connected to a campus or. Learn about the glue that holds our networks together in this lan primer. Network which uses shared media has high probability of data collision. A computer network is a group of devices connected with each other through a transmission medium such as wires, cables etc. Types of networks lan,man,wan in hindi computer network. The practical definition of a wan is a network that traverses a public network or commercial carrier, using one of several wan technologies. Seamless transport of ethernet frames across entire network. Once you use connections for external resources, for example, an internet connection we call it a wan wide area network connection. Lans and wans can be interconnected via t1 or t3 digital leased lines. According to the protocols involved, networks interconnection is.
Simple network management protocol logical link control utp, wireless, fiber, coaxial, etc. Simplifies network management, minimizes operational costs 10gbe specifies full duplex operation and optical fiber transmission medium 10gbe media types. This could be a network between two cities or as large as the internet. Mar 29, 2016 the network allows computers to connect and communicate with different computers via any medium. In lan all machines are connected to a single cable. Wan not limited to geographical area and it uses specific media for transferring data.
Wide area network wan wan covers a large geographic area such as country, continent or even whole of the world. Instalasi perangkat jaringan lan local area network. Networking tutorial in pdf computer tutorials in pdf. Lan manager and windows nt networks are the main types of network. A computer network consists of a collection of computers, printers and other equipment that is connected together so that they can communicate with each other. A wan network can be defined as both public and private network but a lan network uses primarily a private network transport. Wireless lan is the extension of lan which is used to connect more than one computers using ethernet cables.
Oct 28, 2016 sdwan, or softwaredefined wide area network, is the newest capability in the world of wan. Lan local area network, wan wide area network and man metropolitan area network are the three most prevalent types of networks that are utilized today. A company network that consists of multiple buildings in the same area is also considered a lan. Because of long distance connection, individuals usually do not own wan unlike lan which they often own it. Local area network lan wide area network wan metropolitan area network man wireless local area network wlan storage area network san.
Netbios tcp ip ip ip ip lan lan data data data th th a tcpip network tcpip host wan wan th. Difference between lan, man and wan with comparison chart. Address resolution protocol, reverse arp ip, routing information protocol, interior gateway routing protocol, open shortest path first, integrated isis. When we need access to other remote networks, connect two lans together or give others access to our lan, we need a wan wide area network. Ip addresses are 32 bit long, hierarchical addressing scheme. Dec 15, 2017 lan, wan, and man are all acronyms in the computer technology industry. Our computer network tutorial includes all topics of computer network such as introduction, features, types of computer network, architecture, hardware, software, internet, intranet, website, lan, wan, etc. Other examples of wan are mobile broadband connections such as 3g, 4g etc. A network includes transmission hardware, devices to interconnect transmission media and to control transmissions, and software to decode and format data, as well as to detect and correct problems. We cover network types, wired, wifi, protocols, and alternate networking solutions to deliver a.
Take advantage of this course called network topologies to improve your networking skills and better understand topologies this course is adapted to your level as well as all topologies pdf courses to better enrich your knowledge all you need to do is download the training document, open it and start learning topologies for free this tutorial has been prepared for the beginners. There are many types of network available in the networking industries and the most common network are local area network lan and wide. Lan, man, and wan are the three types of the network designed to operate over the area they cover. A lan based on wifi wireless network technology metropolitan area network. Wide area networks wanslarger geographic distance e. However, currently there are multiple networking technologies in use which have been enlisted below. Serial 10gbaser 4channel course wave division multiplexing cwdm. Wan tutorial basic wan switching concept explained. Data communication and computer network tutorialspoint.
The computers on a network are also coupled through cables. A local area network consists of a computer network at a single site for. Let us go through various lan technologies in brief. Softwaredefined networking capabilities can be applied as a virtual overlay to a companys current wan connection, which would typically be mplsbased today. The layer 3 switch functions at the network layer and performs the multiport, virtual lan, data pipelining functions of a standard layer 2 switch. A local area network lan is a private computer network that connects computers in small physical areas. Some prior knowledge of the operation and configuration of lan s. The specification of the network topology diagram requires the definition of the characteristics and entities underlying the network. One of the major differences is the geographical area they cover, i. It is mostly limited to an enterprise or an organization. Its called a local area network since all devices that make up the lan are close to each other. This tutorial only covers the first three network technologies i. Introduction to wans wide area network our own networks are called lans local area network. A network spanning a physical area larger than a lan but smaller than a wan, such as a city.56 672 1212 1035 965 228 113 1142 48 558 308 723 907 302 726 861 402 1481 616 512 1366 82 826 1111 1254 669 961 210 390 78 203 26 940 133 497 889 229 835 375