A lan can be part of a larger backbone network connected to other lans, a host mainframe, or public networks. The building blocks are the same as any design cycle. Network design proposal 2 network design proposal i. Broadband wireless is a technology that promises highspeed connection over the air. Wireless lan design cisco unified wireless network architecture wlans in the schools have emerged as one of the most effective means for connecting to a network, given the mobility of students and staff. This will eliminate issues such as interference that are common when using wireless connections. Chapter 5 wireless lan design cisco unified wireless network architecture figure 51 cisco unified wireless network architecture overview the cuwn network is composed of two key elem ents. Reference pages list essential facts about a feature or system. Wlan wireless local area network linkedin slideshare. It uses radio waves to transmit and receive data directly to and from the potential users whenever they want it. This chapter discusses how to design a wireless network, and. Cisco on cisco best practices cisco wireless lan design. The wireless capable customer laptops communicate with a wlan device called an access point ap.
Wireless lan design table 51 wireless standards the 802. Testing a wireless lan 407 signal values in the vicinity of the test access point. Nov 29, 2018 network uptime becomes more critical every year. What is the purpose of the the wireless network deployment. While planning a move to a smaller o ce the company is planning to implement a more extensive wireless local area network. To add a new reference article, follow these steps. Cmos rf receiver design for wireless lan applications. However, for technologies and applications that are relatively new, cisco can perform service activities in conjunction with our channel partners. Guidelines for securing wireless local area networks wlans. Defining the project scope 194 project charter 194 assumptions 194 constraints 194 step 2. The lwaps are responsible of forwarding wireless traffic to and. Transforming wireless design with matlab 5 a flexible, integrated simulation environment provides critical advantages for wireless system design. Lan and wlan planning, deployment, and evaluation maria magnusson. The lan user has at their disposal much more information, data and applications than they could otherwise store by themselves.
Refer to cisco technical tips conventions for more information on document conventions. This network design checklist provides tips on how to build a local. 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. Wlan architecture wireless lan network architecture. Ad hoc, where stations computers directly connect infrastructure, with an access point ap that connects to a wired lan and usually a manwan distributed coordination required between stations due to collisions carrier sense multiple accesscollision avoidance. To solve this issue, we work with wireless lan controllers. Guidelines for securing wireless local area networks wlans vi executive summary a wireless local area network wlan is a group of wireless networking devices within a limited geographic area, such as an office building, that exchange data through radio communications. For more details on performing coverage testing during wireless site surveys, see chapter 15, performing wireless site surveys. This white paper is just that a blast back to the past back to the early days of wireless lan design. It uses radio frequencies radio channels over and over again throughout a market with minimal interference, to. Aug 12, 2015 wlan design basics and wireless network considerations designing a reliable, secure, and available wireless network requires considering many factors. Introduction to wireless networks when you invent a new network. A wireless lan or wlan is a wireless local area network that uses radio waves as its carrier. Dividing or breaking the network design into layers enables each layer to implement specific functions.
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. The book contains detailed information on the process for the thorough and accurate network design for the cisco 340, 350, and ubr 7200 series. The powerconstrained nature of mobile computing devices such as laptops and pdas necessitates the important requirement of wlans. Designing and planning a campus wireless local area network. Designing a lan for the campus use case is not a onedesignfitsall proposition. Wireless communication networks and systems, by cory beard and william stallings isbn. Developing the work breakdown structure 196 requirements definition phase 196 design. Separation of the guides allows more concise coverage of each design. Technologies such as 3g, wifi, wimax and uwb work together to meet unique customer needs. Design faq features faq related information introduction this document provides information on the most frequently asked questions faq about the design and the features available with a wireless lan controller wlc. In this project, i will design a wlan for my high school. The campus wired lan technology design guide offers guidance designed, deployed, and tested in conjunction with wireless guidance covered in the campus wireless lan technology design guide. A time before controllers, before all these new fangled 802. Wireless lan controller wlc design and features faq.
These building blocks can be integrated into the relevant project management. Chapter 7 wired and wireless local area networks chapter. Mengdi ji designing and planning a campus wireless local. Basic network design electronic frontier foundation.
Wireless lan controllers wlcs and access points aps. Wlans are made for simple users, they should not require complex management but rather work on a plugandplay basis. The following design recommendations are best practices based on many successful installations and should serve as guidelines for proper design, planning, and deployment of a wireless network in a high density environment. Depending on the needs of the organization this provides. What makes the wireless different is the degree of importance inherent to the problems that often appear in both types of networks. It takes care of authentication, roaming, creating new wireless networks etc. In terms of the osi reference model, the radio signal operates at the physical layer, and the data format controls several of the higher layers. Pdf this project, design and implementation of wireless local area network was written to serve as a reference book for wireless lan in the future. Physical network design introduction umuc has been a powerhouse in the technology realm. Overview part i wireless networksa first look 5 1 introduction to wireless networks7 2 wireless network configurations33 3 overview of the ieee 802.
This book and his ieee expert now course on wireless lan radio design are both derived from his popular course on this topic at. Best practices for high density wireless network design in. This simplifies the network design and the deployment and management of the network. Wireless authentication, forwarding traffic between the lan wireless lan, etc. Designing a lan for the campus use case is not a one design fitsall proposition. Pdf campus wireless lan reference design olgu arabac.
This is ciscos comprehensive practical guide to planning, designing, installing, testing, and supporting both 802. 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. Weca wireless ethernet compatibility alliance compatibility seal of approval wifi interoperability wifi wlan interoperability cy2000. The access points are only responsible for forwarding traffic, we call these lwaps light weight access point. Ensure that chassisbased core switches have dual cpu cards.
Campus university, hotelresort, airport factory etc deployment for end users. The contains detailed information on the configuration and troubleshooting of a cisco wlan installation. Ethernet is the most popular lan technology large installed base 500 million ethernet nodes more than 95% of lan traffic is ethernet based ethernet supports 10 mbs, 100 mbs fast ethernet, 1 gbs gigabit ethernet and 10 gbs 10gbe ethernet standardized by ieee 802. Guides on how to use cisco meraki equipment to meet specific use cases. Campus lan and wireless lan design guide cvd january. The bookstore provides free internet access via wlans while also supporting the bookstores devices via a wired lan. Wba is a pointtomultipoint system which is made up of. For example, figure 111 shows the design of a lan at a retail bookstore. Here are two of the top reasons to use the a single vlan design architecture. Adirectconversion receiver targettingspreadspectrum wireless lanapplica. In some cases, however, the user might not be human. Implementation services for cisco wireless lan solutions are primarily delivered through cisco wireless lan specialized partners. This chapter discusses how to design a wireless network. The cisco unified wireless network cuwn is a unified wired.
In this environment, engineers can design, model, and simulate multidomain wireless systems. Similarly if we use this architectural technique in wireless lan or wifi is called as wireless lan architecture. Pdf campus lan and wireless lan design guide erick. Workstations reside within a basic service set, while multiple basic service sets create an extended service set. Figure 1 shows a simple connection for a twostoried building. Most of the issues covered in this chapter arise in any data network, wired and wireless likewise. Building a cisco wireless lan is for individuals designing and supporting a cisco wireless lan. Design goals for wireless lans qglobal, seamless operation qlow power for battery use qno special permissions or licenses needed to use the lan qrobust transmission technology qsimplified spontaneous cooperation at meetings qeasy to use for everyone, simple management qprotection of investment in wired networks.
If your customer wants you to design a local area network, there are numerous tasks to pursue working through a networking hierarchy that extends from the access layer to the core, determining what subnet mask to use and, in general, learning the customers networking requirements. These form the core of the wireless lan system, where the aps provide the radio. Mengdi ji designing and planning a campus wireless local area. Enterprise wireless lans use a wlc wireless lan controller and lwaps lightweight access point. Wireless lan rf design fundamentals sometimes we just have to return to the basics. The results of this propagation testing provide a basis for making decision on where to install access points. The goal of this thesis project is to design, con gure, set up, and evaluate a working lan and wlan in the companys new o ce premises.
It is a technique of designing and arrangement of different components in wireless local area networking device in a specific way. Campus lan and wireless lan design guide cvd cisco. Stanislav zvanovec1, pavel pechac1, martin klepal2. The network structure includes the wireless network interface adapters and base stations that send and receive the radio signals. How wireless works users a user can be anything that directly utilizes the wireless network. Wlan design cycle like anything else, its good to have a methodology and framework for the wireless network design. The last link with the users is wireless, to give a network connection to all users in a building or campus. Network media this network will be compromised of wired connection. Wireless network design chapter 8 planning a wireless lan deployment 191 project management principles 191 wireless lan deployment planning steps 193 step 1.
A simple design thats easy to support the single vlan design can greatly reduce the complexity. The scale of campus lan can be as simple as a single switch and wireless ap at a small remote site or a large, distributed, multibuilding com. Domain experts in each area can use the tool that is best suited for their problem, to. This bachelor thesis will provide a basis for implementing the local area network and wireless local area network for the companys new o ce. Ofdm baseband receiver design for wireless communications. Spend time planning a design that provides network redundancy from a physical and logical perspective. Wireless lan testing considerations signal coverage testing performance testing inmotion testing security vulnerability testing acceptanceverification testing simulation testing prototype testing pilot testing test documentation because of the use of radio waves, it is important to fully test a. This document explains the baseline design and configuration for the network. Wlan design basics and wireless network considerations. As background, we also suggest several optional texts. Arya behzad is currently a broadcom distinguished engineer, where he is the director of engineering working on radios for current and future generation wireless products and product line manager for all wireless lan radio products. For example, a business traveler accessing the internet from a public wireless lan at an airport is a user. Network design proposal 3 by utilizing this topology the performance of all hosts on the network will be increased while decreasing the risk of overload due to network traffic.
Wlan design basics and wireless network considerations designing a reliable, secure, and available wireless network requires considering many factors. A local area network is a group of microcomputers or other workstation devices located within a small or confined area and are connected by a common cable. Rational planning and design, based on a thorough preliminary evaluation, can ensure that a wireless local area network wlan will work the first time and allow ease of expansion without disruption. Management tasks like creating wireless networks, authentication and roaming is all done in the wlc. All management tasks are moved from the access points to the wireless lan controller. A hierarchical lan design consists of the following three layers, as shown in figure 15. Chapter 17 testing a wireless lan this chapter will introduce you to. Companies and individuals have interconnected computers with local area networks lans. Campus lan and wireless lan design guide cvd january 2018. 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.
Howto articles describe steps for completing an enduser task. Design of wireless lans must incorporate features to enable a mobile user to quickly set up and access network services in a simple and efficient manner. Basic network design frequency reuse and planning cellular technology enables mobile communication because they use of a complex twoway radio system between the mobile unit and the wireless network. I will introduce basic knowledge of wireless lan, designing and planning a wireless local area network based on the actual situation of my high school. For example, utilize dual fiberoptic uplinks from the wiring closets to the core switches.