Lan and wan notes pdf

Connecting your lan to a wan using dsl or cable modems. Prerequisite types of area networks lan, man and wan local area network lan. Differences between lan and wan perfect computer notes. The ap uses wireless communications to send and receive frames with the wlan clients the laptops. Lan is a group of network devices which allow the communication between connected devices. For perfect computer notes and it tips and tricks visit. Some segments of the internet are also wans in themselves. The practical definition of a wan is a network that traverses a public. A local area network lan is a network that is confined to a relatively small area. Local area networks or lan s are usually located in a single room or small building.

Selling cisco smb foundation solutions networking fundamentals. Every lan uses a protocol a set of rules that governs how packets are configured and transmitted. Another data link layer protocol is multiprotocol label switching mpls. The key difference between wan and lan technologies is scalability. Local area networks lan and wide area networks wan. There are some similarities and dissimilarities between them.

Lan and wlan planning, deployment, and evaluation maria magnusson communication systems school of information and communication technology kth royal institute of technology stockholm, sweden and switch nordic green ab ebruaryf 14, 20 examiner. The internet protocols consist of a suite of communication protocols, of which the two best known are the. Lan networks can be implemented in multiple ways, for example twisted pair cables and a wireless wifi with the ieee 802. Types of area networks lan, man and wan geeksforgeeks.

A network is just two or more computers joined together. For the last five years of gartner surveys, customers top three priorities for it outsourcing have been. 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. It is generally limited to a geographic area such as a writing lab, school. Full forms of lan, man and wan are also mentioned this tutorial covers everything one like to know about networking basics including circuit switching vs packet switching, tcpip protocol fields, arprarp. A lan is a link that connect a network of computers and it can be either wired or wireless or a combination of both. By definition, the connections must be high speed and relatively inexpensive e. There are two prevailing definitions of a wide area network wan.

Difference between lan, wan, and man difference between. A set of switches and routers are interconnected to form a wide area network. Wide area networks wan is type of computer network to connect offices which are located in different geographical. Lan has short propagation delay than man as well as wan. A local area network, or lan, is a network of computers and network devices connected together, usually confined to a single room, building, residence, office building, or university campus. Data allocations in local area networks lans, metropolitan area networks mans, and wide area networks wans are subject to different requirements and considerations. Various types of computer networks like pan, lan, man and wan.

C wan must be able to grow as needed to cover multiple cities, even countries, and continents. Lan, man, and wan are the three types of the network designed to operate over the area they cover. Most indiana university bloomington departments are on lans. Differences between lan and wan a local area network lan is a private computer network that connects computers in small physical areas.

A wan could be a connection of lan connecting to other lan s via telephone lines and radio waves and may be limited to an enterprise a corporation or an. Star, ring, bus typical lans ethernet csmacd localtalk csmaca wireless lan. It can be a single network such as cable tv network, or a measure of connecting a number of lan s o a large network so that resources can be shared lan to lan as well as device to device. Types of computer networks find notes the easy way. Local area network lan wide area network wan you may also see references to a metropolitan area networks man, a wireless lan wlan, or a wireless wan wwan. Difference between lan man and wan lan vs man vs wan. What is lan and different components of local area network.

What is the difference between a lan, a man, and a wan. Understanding wan technologies and why networks were divided to local area networks lan and wide area network wan will help you distinguish among what i call packet carriers technologies which carry generated packets among network devices from hop to hop. Most lans are used to connect computers in a single building, campus, office or room etc. Local area networks lan sharing transmission media by computers classifications of computer networks. Difference between lan, man and wan with comparison chart.

A lan local area network is a group of computers and network devices connected together, usually within the same building. The book definition of a wan is a network that spans large geographical locations, usually to interconnect multiple local area networks lans. Wide area network technologies design and implement high. Figure 11 shows the relative location of a lan and wan. Broadcasts do not traverse a wan unless the layer 3 edgerouting device is con. A small office, a single building, multiple buildings inside a campus etc. Lan, man, wan pointtopoint connection and shared medium lan topology. On a local area network data transfer speeds are higher than wan and man that can extend to a 10. A lan connection is a highspeed connection to a lan. The network allows computers to connect and communicate with different computers via any medium. Wide area networks wanslarger geographic distance e. Twisted pair, coax or fibre optic cable can be used in wired lan s. Before discussing lan wan and man, let us know about the network network.

Computers connected by communication channels that each connect exactly two computers forms mesh or pointtopoint network. Description of the lan topologydescription of the wan topologydescription of the network connectors such as routers, bridges, repeaters, and gateways. Nodes in a lan are linked together with a certain topology. Explain different types of computer networks lan, man, wan. This lesson explores common issues associated with implementing, configuring, and operating wide area networks. In this lecture, we discuss fundamental concepts of computer networks. Intro to lan wan introduction contd arpanetmilitary funded, predecessor to the internetphone lines first, satellite and radio later req. It is basically a communication network which interconnects devices such as pcs, laptops, smartphones, tablets et.

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. The moment packets hit the routers internet interface, they become at what is called wan. As mentioned lan is the short form of local area network. The private ownership has the control over the local area network rather than public. The computers on a network are also coupled through cables, telephone lines, radio waves, satellites, or. Lans, wans the internet cse 32, fall 2010 instructor. The wirelesscapable customer laptops communicate with a wlan device called an access point ap. Local area network lan lan s can be either wired or wireless. The internet protocols are the worlds most popular opensystem nonproprietary protocol suite because they can be used to communicate across any set of interconnected networks and are equally well suited for lan and wan communications. There are different types of computer networks and they all have their advantages and disadvantages. Lan, wan,man today, we will discuss the main types of computer networks on the basis of the maximum distance covered where they can be accessed and operate. As the naming conventions suggest, lans are for smaller, more localized networking in a home, business, school, etc. This page on the difference between lan man and wan compares lan vs man vs wan and derives tabular difference between them. Lan local area network, man metropolitan area network,dan wan wed area network pdf.

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