An introduction to local area networks research mit. Pdf on dec 25, 2017, k janarthanan and others published network design report find, read. Local area network design wikibooks, open books for an open. When a network is designed, the most important criteria is to decide if only a lan or lan wan combination is required. Design considerations for the highperformance campus lan. When a local end station wants to communicate with a remote end station an end station located at a different site, information must be sent over one or more wan links. Lan topologies 19 ring topology all stations in a ring topology are considered repeaters and are enclosed in a loop. The most typical type of connection using lan is an ethernet connection. The repeater in this case is a function of the lanattached stations network interface card nic. Lan services provide connectivity to end devices into the corporate network within the office. Spend time planning a design that provides network redundancy from a physical and logical perspective. Wireless lan design table 51 wireless standards the 802.
After connecting to your lan, and obtaining settings if needed, set the gc ip address as follows. The core layer is sometimes called the network backbone. Before discussing lan wan and man, let us know about the network. Whether your business is a large, multilocation company in need of a wide area network wan or a small, singlelocation office that requires a local area network lan, the design stage of your business network should be carefully executed. This chapter closes the gap between the network infrastructure and the logical structure of the ip network that runs on top of it. Local area networks lan design checklist customer name. This section discusses factors to consider in a campus lan design. Qos bestpractice design principles are introduced to show how qos mechanisms can be strategically deployed endtoend to address application requirements while mitigating network attacks. This design type is built for schools and citywide networking. This chapter introduces general campus switching and data. Chapter 4 explains routing, a cornerstone in any ip network design.
The purpose of this project is to design a local area network lan for a. Pdf network design project proposal part i omotola. Example network design report this is an example report created with ekahau site survey pro. This document provides guidance on how to design a local area network lan for a business ready. Usually, a lan comprise computers and peripheral devices linked to a local domain server. Physical network design introduction umuc has been a powerhouse in the technology realm. Design, implementation and management of secured lan. Alternatives on the lan framework include cans, mans, and wans.
This is no hierarchy with a flat network design, and because each network device within the topology is performing the same job, a flat network. This chapter discusses how to design a wireless network, and. Seamless transport of ethernet frames across entire network. The availability of a network needs to be given careful consideration while designing a network. The hierarchical, redundant, and secure topology models are covered. Although geographical sites can appear on the map, the purpose of the map is to show the geometry of the network. Corning optical communications checklist lan 2179aen page 1. This design type connects devices nodes that are farther apartperhaps even by miles. These devices route information to the correct computers. An example of a threelayer hierarchical network design is displayed in figure 11. Medium enterprise design profile medp lan design figure 6 medium enterprise lan design model depending on the remote campus office facility, the number of employees and the networked devices in remote campuses may be equal to or less than the main site. Considerations of a multitier lan design model for medium enterprises provides guidance for the enterprise campus lan network as a platform with a wide. Jan 04, 2019 network design is the planning phase a companys it infrastructure must go through before it is implemented.
The latency, jitter and packet loss that is associated with the wan often cause the performance of applications to degrade. Devices use lan connections in the business to share resources. A printable version of local area network design is available. A topology is a map of an internetwork that indicates network segments, interconnection points, and user communities. Group 3 rosalie murphy marcus wilson jonathan kisor juan hernandez 1 about the authors rosalie. A local area network or lan encompasses computers and other devices that connect to a server together at a specific location whether an office or a commercial environment. 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. Analysis and design principles building a building b building c core module figure 14 flexible design similarly, a flexible network design must support the capability to integrate with other networks for examples, when. If using a lan crossover cable, use lan settings given in table 1. My paper will be an examination of some of the issues in designing a secure local area network lan and some of. Typically, lan includes many wires and cables that. Overview optimizing the design of a network is a major issue.
This bachelor thesis will provide a basis for implementing the local area. In this design we have an access layer and distribution layer. Browse our product catalogue and lecturer resources. This project, design and implementation of wireless local area network was written to serve as a reference book for wireless lan in the future whenever it is desired. Telecommunication for managers december 5, 2011 project team.
Designing a secure local area network daniel oxenhandler gsec introduction in order to design and build a well into consideration, such as the topology and placement of hosts within the network, the configuration of each component. His areas of expertise include atm, lan switches and fast internet design for. Most often, a lan is confined to a single room, building or group of buildings, however, one lan can be connected to other lans over any distance via telephone lines and radio waves. A localarea network lan is a computer network that spans a relatively small area. Design and simulation of local area network using cisco packet. Medium enterprise design profile medplan design cisco. The next section focuses on how these strategic design principles are applied to campus lan qos design. To keep your network continuously on and available, pay attention to the high availability concepts for both a resilient wired switching infrastructure and also for the wireless infrastructure that integrates with it.
Ccna33 chapter 1 lan design switched lan architecture ccna34 chapter 1 switched lan architecture when building a lan that satisfies the needs of a small or medium sized business, your plan is more likely to be successful if a hierarchical design model is used. The designer either uses a draganddrop graphical editor to create or modify a network topology or imports the topology directly from a network management tool like hp openview. To best address the current mode of operation that the bureau has in terms of ict, the proponents recommends the implementation of an enterprisewide network whereby integrating all 18 national and regional offices nationwide into one wide area. The document provides consultants, resellers, and modern enterprises with a revolutionary set of new best practices to accommodate the impact of the internet of things on the local area network. Designing network foundation services for lan designs in medium enterpriseprovides guidance on deploying various types of cisco ios technologies to build. With construction beginning on a new building the need to have office and admission computers run smoothly is. The multilayer approach to campus network design combines data link layer and multilayer switching to achieve robust, highly available campus networks. Availability has direct relation with the amount of redundancy required. We need a network that is easy to maintain, offers high availability, scalability and is able to quickly respond to changes in the topology. Giving learners equal access to the information and tools they need at no extra cost gives them the best opportunity to engage and progress. If only a lan is required, then it has to be decided if wired or wireless. Pdf lasisi basic design of a local area network for.
Campus network designs for the remote campus may require adjusting based on overall. While planning a move to a smaller o ce the company is planning to implement a more extensive wireless local area network. How to create a local area network lan with pictures. Corning optical communications checklist lan2179aen page 1. A brief summary follows of those aspects of lan design and architecture which have a bearing on the present project. All three of these network options are illustrated below. It involves evaluating and understanding how all the elements of the network link together from routers, switches, and servers to desktops, laptops, and printers and how they can be made to run as efficiently as possible. A flat network topology, as illustrated in figure 108, is adequate for small networks and is implemented using layer 2 switching. To achieve all of this, cisco has a hierarchical approach to network design where we have multiple layers in the network. The computers on a network are also coupled through cables. If you master the topics and suggestions in this chapter, you will have made the biggest step toward a successful design.
Wan communication occurs between geographically separated areas. You can freely customize the ms word template, and ess will. Designing a safe and secure small business network. Lan local area network cisco computer information system company arp address resolution protocol voip voice over internet protocol os operating system. Campus lan and wireless lan design guide cvd january 2018. Most tools have extensive libraries of device and link models, so building an ethernet local area network lan or. This is no hierarchy with a flat network design, and because each network device within the topology is performing the same job, a flat network design can be easy to implement and manage. A local area network serve for many hundreds of users. Topdown network design is a methodology for designing networks that begins at the upper layers of the osi reference model before moving to the lower layers. Designing an enterprise campus the enterprise campus network is the foundation for enabling business applications, enhancing. It is the amount of time a network is available to users over a period of time and is often a critical design parameter. For example, utilize dual fiberoptic uplinks from the wiring closets to the core switches. If you are connecting through a house lan system, obtain settings to be used from your lan administrator. Pdf on dec 25, 2017, k janarthanan and others published network design report find, read and cite all the research you need on researchgate.
Designing wans introduction to cisco network design cisco. To create a lan, youll need a router or switch, which will act as the hub of your network. Simplifies network management, minimizes operational costs 10gbe specifies full duplex operation and optical fiber transmission medium 10gbe media types. When a network is designed, the most important criteria is to decide if only a lan or lanwan combination is required. Nov 29, 2018 network uptime becomes more critical every year. Wlan design basics and wireless network considerations. A lan is a private network that typically is made up of a wellconnected, reliable, and fast network connection. Routers and switches at the core layer provide highspeed connectivity. Lan baseline architecture overviewbranch office network. A local area network lan is a devices network that connect with each other in the scope of a home, school, laboratory, or office. Design requirements the reference design provides a unified, lowlatency network that supports multiple services while maintaining traffic. This is common with city and government network applications.
Network design proposal 2 network design proposal i. Cisco network topologies and lan design foundation topics. Hierarchical network design 5 figure 12 flat switched network figure hierarchical network a hierarchical network design involves dividing the network into discrete layers. Designing a network topology in this chapter, you will learn techniques for developing a network topology. Network design planning a network with different users, hosts, and services objective the objective of this lab is to demonstrate the basics of designing a network, taking into consideration the users, services, and locations of the hosts.
Ensure that chassisbased core switches have dual cpu cards. Local area network lan communications installation guide. All network appliances can use a shared printers or disk storage. Unified management with juniper networks network and security manager nsm. Look at the endpoints rather than the features and functions of the lan switch. Unlike the star hubandspoke topology, a ring topology has no end points.
The primary audience for this report is network design and engineering teams, network operations teams, and any other personnel directly or indirectly involved in designing a small campus lan. An example of a threelayer hierarchical network design is displayed in figure 1 1. With construction beginning on a new building the need to have office and admission computers run smoothly is just as vital as having stateofart computer labs. Analysis and design principles building a building b building c core module figure 14 flexible design similarly, a flexible network design must support the capability to integrate with other networks for examples, when mergers and acquisitions occur. Each layer, or tier, in the hierarchy provides specific functions that define its role within the overall network. With your download, get the 15 best papers relevant to this one, including 14 top related papers. Campus lan and wireless lan design guide cvd january.
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