A connection between two buildings using ethernet as a medium would generally be considered a lan. This paper addresses the problem of congestion control in x. Every lan uses a protocol a set of rules that governs how packets are configured and transmitted. Wlan protocols white papers open wireless protocols. How to access wan protocol data from an ip network there are many ways to access wan protocol data from an ip network. A layer 3 portchannel interface connects to the distribution switch to the wan aggregation router and the internal routing protocol peers across this interface. 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. Lan, wan, vpn a network is a system of hardware and software, put together for the purpose of communication and resource sharing. They support the local and wide area networks for the business to ensure smooth running connectivity.
Data link layer protocols create, transmit, and receive. There are many advantages of lan over man and wan, such as lans provide excellent reliability, high data transmission rate, they can easily be managed and shares peripheral devices too. As the naming conventions suggest, lans are for smaller, more localized networking in a. Deploying the cisco intelligent wan the lan distribution switch is the path to the organizations main campus and data center.
Twisted pair, coax or fibre optic cable can be used in wired lans. Tcpip is in most companies now the standard protocol, especially when multiple locations offices andor factories are connected via a wide areanetwork wan. Loadthroughput and loadtransit delay curves are evaluated for different load. By definition, the connections must be high speed and relatively inexpensive e. The operation of lan and wan hardware and protocols. What is the difference between a lan, a man, and a wan. Lan local area network, man metropolitan area network,dan wan wed area network pdf.
Local area network cannot cover cities or towns and for that metropolitan area network is needed, which can connect the city or a group of cities. The lan protocols suite is for the physical and data link layers of communications over various lan media such as ethernet wires and wireless radio waves. Once you use connections for external resources, for example, an internet connection we call it a wan wide area network connection. Devices are managed through this network on the basis of ip addresses. This layer 3 routing device acts as an interface between the localarea network lan and the wide area network wan. This page on the difference between lan man and wan compares lan vs man vs wan and derives tabular difference between them. Twisted pair, coax or fibre optic cable can be used in wired lan s. Protocol stack for linking storage area networks over an existing lan, man, or wan pctus2001026368. Hdlc, ppp, and framerelay your company is connected to the internet, right. The operation of lan and wan hardware and protocols pdf version of web pages 1. Lan wan stands for local area network wide area network covers local areas only e. Describe the functionality of lan, man, and wan networks. Internet is a communication protocol for worldwide network wan wide area network. So what wan protocol do you use to connect to the internet.
Broadband forum hereby grants you the right, without charge, on a perpetual, nonexclusive and worldwide basis, to utilize the for the purpose of technical report. In the headquarter, there will be most probably some servers, which need to. The material presented in this chapter is based on the base specifications for each one of the protocol types as engaged by a particular protocol suite. Abstract functional standardization activities in iso and in regional workshops are currently addressing network layer relays for the interconnection of several types of subnetworks. It is derived from sdlc synchronous data link control protocol. Lan and wan protocols are also critical protocols in network communications. Multiple lan extenders can connect to the host router through a wan illustrates multiple lan extenders connected to the host router through a. Data for commandcommunications control commands and query commands sent lan control protocol command notes. It can be a single network such as cable tv network, or a measure of connecting a number of lans o a large network so that resources can be shared lan to. As the naming conventions suggest, lans are for smaller, more localized networking in a home, business, school, etc. Lan control protocol data for determining hash value notes protocol 1 zzzzzzzzyyyyy random number linked to password protocol 2 xxxxxx. The wan protocol suite is for the lowest three layers and defines communication over various widearea media, such. Local area networks lan and wide area networks wan.
Local area network lan metropolitan area network man wide area network wan. Intro to lanwan introduction contd arpanetmilitary funded, predecessor to the internetphone lines first, satellite and radio later. Relay systems are critical systems in the overall performance of. The practical definition of a wan is a network that traverses a public network or commercial carrier, using one of several wan technologies. Hdlc protocol doesnt carry any network layer information in its header. To ensure congestion collapse avoidance and fairness against qos quality of service parameters, a channel. Most wan protocols and technologies are layer 2 protocols data link layer. Wan hardware and protocols pdf version of web pages 1. Us7020715b2 protocol stack for linking storage area. As a member, youll also get unlimited access to over 79,000 lessons in math, english, science, history, and more. Protocol stack for linking storage area netoworks over on existing lan, man or wan au8667901a au8667901a en. A network spanning a physical area larger than a lan but smaller than a wan, such as a city. Most indiana university bloomington departments are on. Local area networks lan and wide area networks wan, difference between lan and wan local area networks lan local area network lan is a computer network, which is limited to a small office, single building, multiple buildings inside a campus etc.
The operation of lan and wan hardware and protocols scorm 2mb. Before discussing lan wan and man, let us know about the network. This is also known as open wireless protocols, wireless local area network protocols, wireless standards, digital wireless protocols, wireless protocols, wireless lan protocols. Figure 11 shows the relative location of a lan and wan.
The wan protocol suite is for the lowest three layers and defines communication over various widearea media, such as fiber optic and copper cables. Wan tutorial basic wan switching concept explained. Difference between lan, man and wan with comparison chart. Network professionals design networks lans, wans, and mans to meet specific. A man is typically owned and operated by a single entity such as a government body or large corporation.
Free detailed reports on wlan protocols are also available. Typically, a local area network lan is a private network owned and maintained by a single. Routers are found at the boundary of a lan, connecting them to the larger wan. Most of the existing protocols are not designed for wan. 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. Lan wan engineers are the right it professionals to have on the books if you are looking to implement new protocol or maintain existing protocols. Private addresses are unique in relation to other computers on the local network. We use a wan connection to reach other remote lans or servers on the internet. Difference between lan man and wan lan vs man vs wan. What is the difference between internet and ethernet. Pdf short 57 page paper on wide area networks prepared for the it. 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. 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. Address resolution protocol, reverse arp ip, routing information protocol, interior gateway routing protocol, open shortest path first, integrated isis.
Lans and wans can be interconnected via t1 or t3 digital leased. Introduction to networking protocols and architecture raj jain professor of cis the ohio state university columbus, oh 43210. A comprehensive introduction raj jain professor of computer science and engineering. 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. Has lower cost compared to mans or wan s local area network lan. These advantages and disadvantages generally reflect a tradeoff between simplicity and capability, with some methods being simpler to implement and other methods providing. A lan local area network is a group of computers and network devices connected together, usually within the same building. Transmission control protocolinternet protocol tcpip.
Wan is a computer network that covers a broad area e. The key wan protocols that are in use are asynchronous transfer mode atm, broadband access, frame relay, pointtopoint protocol ppp, synchronous optical network sonet, synchronous digital hierarchy sdh, x. Lan are independent networks but may be linked within a wan through internet devices such as. The ohio state university raj jain 2 6 protocol layers.
Ethernet is a communication protocol for local area network lan using same media interfaces mainly rj45 or fiber. The operation of lan and wan hardware and protocols rss 109. Netbios tcp ip ip ip ip lan lan data data data th th a tcpip network tcpip host wan wan th transport header tcpip. Gigabit ethernet is widely used as the physical medium in lan, wan and man environments. Protocol logical link control utp, wireless, fiber, coaxial, etc. On our local area network, there is one dominant protocol called ethernet. Network can be classified into three basic physical topologies. Broadcasts do not traverse a wan unless the layer 3 edgerouting device is con. Introduction to networking protocols and architecture. This third chapter were making available from scotts book covers the basics of a local area network or lan. However, this is because of the technology used, and not the zombie.
A wide area network wan operates over a much larger area, as they interconnect. Abstract this paper addresses the problem of congestion control and fairness in relay systems for connection mode lanwan interworking. Intelligent wan deployment guide cvd september 2017. How to access wan protocol data from an ip network protogate. Examples of wan technologies and protocols include frame relay, atm, and dsl. A protocol specification consists of the syntax, which defines the kinds. Types of area networks lan, man and wan geeksforgeeks. In comparison with other wan protocol it creates very little overhead. Louis 2008 raj jain computer networking and internet protocols. Introduction to networking protocols and architecture author. Pdf fairness and congestion control in lanwan protocol.
The computers on a network are also coupled through cables. Improve operations, flexibility, and security in the enterprise with consistent sdwan and sdlan. Has lower cost compared to mans or wans local area network lan. Learn more about what juniper enterprise solutions can do for you. Pdf on wide area network optimization researchgate. Besides, wan and lan naming convention when used in the a design scratch, will make it easy to understand the network design.
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