Network infrastructure design methodology pdf

Cisco application centric infrastructure design guide. A network infrastructure is an interconnected group of computer systems linked by the various parts of a telecommunications architecture. Design methodology that incorporates all the pieces chip, memory, substrate, package and ensures that. Network infrastructure standards university of houston. Using proven technologies will be critical in protecting data and ip in a secured network technologies in conjunction with industry leaders. To investigate possible solutions to the needs identified in the area of future network design, the main.

Campus network design and implementation using top down approach. Total network cost depending on the application and the resulting network infrastructure, the cost varies from. The calculations are based on real geographic data digital maps and infrastructural information of the targeted area, using detailed and realistic cost models in order. Can and should agile be used for infrastructure projects. This intelligence spans layers of the network and links it to the rest of your it infrastructure. Agile development methodology for it infrastructure projects. Cater for network infrastructure security techniques for example, control. Network infrastructure standards university of houston 2. The continuous advances in information technology and security techniques. Many cables were necessary to connect all the components and methods to accommodate and organize these were devised, such as standard racks to mount. What is the design methodology used by network designers. Implementing a data network infrastructure course using a.

Designmethodologyapproach initially, the paper focuses on the need for adapting curricula for meeting the labour market demands for. Construction methodology statement 2 outline description of the project 2. Construction methodology statement planning inspectorate. On the design and implementation of infrastructure mesh. This can impose a high potential for design failures, because the. Network design refers to the planning of the implementation of a computer network infrastructure. It is done before the implementation of a network infrastructure. Let us take a quick look at some of the organizational security infrastructure that. If you consider that the network is simply a conduit that allows information from business applications to move from one application or location process to another, the design of the network ensures.

New computing models for virtualization and cloud require an ultrascalable network infrastructure with a very large number of 110 gigabit and. Effective network design implementation requires a solid understanding of the current state of recommended network models and their ability to scale as the network grows. The iin framework can help add intelligence to your network. Verifying the full system from front to back, as early as possible, is critical to the companys success. Cloud network infrastructure design approach vassil gourov, elissaveta gourova, borislav lazarov, georgi kostadinov efellows ltd. The costs involved in creating a reliable, efficient network infrastructure are among the larger items of expense for businesses. Infrastructure security, real estate, network design, network security, unauthorized access. Connectivity for physical and virtual workloads partitioning of the fabric into multiple tenants, which may represent departments or hosted customers a sharedservices partition tenant to host servers or virtual machines whose computing workloads provide infrastructure services such as network file system nfs and. Proposed network architectures white paper deliverable d. Ppdioo lifecycle approach to network design and implementation. Redundancy in the building distribution and campus core layers is recommended. And it must be borne in mind that spatial structure and infrastructure influence one another. The contribution presented in this paper is the result of an assignment applied within an undergraduate data network infrastructure design course in a brazilian university using an adapted problembased learning methodology pbl, as a motivational tool.

Deploying a fiber optic physical infrastructure within a converged plantwide ethernet architecture fiber optic cabling systems overview figure 3 permanent link diagram the typical channel is composed of multiple assemblies connected by a combination of the optical fiber connectors on the cable assemblies ma ting into adapters. The design methodology that will be dealt with in this chapter addresses the long term in particular. The first two methods in the following list relate to the goal of the network, whereas the third is an overall deployment method. You can use the topdown design approach for designing the network topology. By teddy lee, signal and power integrity architect for esilicon. Network design tools also let you evaluate different sce narios. Chapter 9 network infrastructure in this chapter selecting tools scanning network hosts assessing security with a network analyzer preventing denialofservice and infrastructure vulnerabilities y our computer systems and applications require one of the most fundamental communications systems in your organization your network. Advancing civil infrastructure design workflows autocad civil 3d and infraworks 360 combine for improved outcomes. Idcs enterprise communications infrastructure provides reliable worldwide market analysis data and forecasts needed to make business decisions in this evolving market, and it outlines how trends in enterprise networks influence communications, mobility, and the increasing consumption of cloud apps and services. Reposting is not permitted without express written permission. Lync server is a realtime unified communications application that relies on an optimized network infrastructure to deliver highquality media sessions. Designing a network topology in this chapter, you will learn techniques for developing a network topology. Those doing design work are interested in progressions that reduce the tedium of their task and. Cisco networking relies on three main design methods when dealing with network design or network layout.

Development languages and tools create logic, design gui interfaces, and customize services 9. Figure 31 illustrates the roles of the various devices that form the network infrastructure of a largescale enterprise network, and table 31 summarizes the features. Although the network design primarily determines the networks availability, the individual components mean time between failures mtbf is a factor. The data center network design is based on a proven layered approach, which has been tested and improved over the past several years in.

Enterprise organizations is a comprehensive network design targeted at organizations with 2000 to 10,000 connected users. Updated june 2015 to replace call quality methodology and key health indicators information with links to the new published content. Topdown design adapts the network and physical infrastructure to the. We present a topology design methodology for broadband fttx access networks. This paper is from the sans institute reading room site. I used agile principles at the program level in a hardware company that had both japanese business practices and a legacy of ibm practices. In the past, many of the scrum mastersproject managers leading infrastructure projects have tried to implement agile development methodology for their. This guide provides a model for managing the network infrastructure for lync server 2010 and lync server. Comprehend your it infrastructure, network configuration and topology, network traffic and communication system prepare a security policy, processes, pr.

Communication infrastructure design process, the 2nd international. In contrast, the bottomup approach focuses on selecting network technologies and design models first. The network planning and design methodology is an engineering life cycle that supports technical initiatives such as windows migration, ip telephony and wireless design to name a few examples. Ppdioo is a cisco methodology that defines the continuous lifecycle of services required for a network.

It also analyzes user requirements, technology trends, vendor strategies, and. Ive blogged on this very topic recently with a blog titled gorillas can be agile with any project pmi recently reposted this on their agile community of practice my blog isnt just an opinion. Design of an enterprise network infrastructure of a city ijarcce. Ppdioo stands for prepare, plan, design, implement, operate, and optimize. Vmware infrastructure 3 tco methodology 5 of servers s nic number of nics per server before. However, the other side of this coin is that the failure to have an optimized network infrastructure in place could see the company lose out substantially in sales and productivity, so it is an investment that is worth getting right first time around. Topdown design just means starting your design from the top layer of the osi model and working your way down.

The network fabric in this design provides the following main services. Secure the network infrastructure secure boot methodologies. Pdf geography and infrastructureaware topology design. Download network planning, monitoring, and troubleshooting. We can design and build a completely integrated network infrastructure with multiple servers and workstations, and voice over ip phone systems from the ground up and customized to the type of business that you are running. Deploying a fiber optic physical infrastructure within a. Improved reliability of network cabling infrastructure. Or, we can simply maintain the needs of your network with computer repair, virus removal and hardware changes.

Cisco unified callmanager express solution reference network design guide. A subset of radio interfaces on these nodes are used for providing network access to enddevices whereas other radio interface are used for relaying packets to nearest internet gateway. Effective network planning and design guide itworld. Specifically, this infrastructure refers to the organization of its various parts and their configuration from individual networked computers to routers, cables, wireless access points, switches, backbones, network protocols, and network access. After selecting the network design methodology, you need to design you network topology. Business logic and transaction servers manage and execute transactions 6. Computer network design and infrastructure implementation. Ip network design guide the free information society. A geospatially enabled fiber management system the solution to these problems is an information system that integrates both the design and asset management processes required for the fiber network. Network design methodology network design overview computers and information networks are critical to the success of businesses, both large and small. Network design is generally performed by network designers, engineers, it administrators and other related staff. This chapter introduces general campus switching and data. Using a topdown network design methodology 3 using a structured network design process 5 systems development life cycles 6 plan design implement operate optimize pdioo network life cycle 7 analyzing business goals 8 working with your client 8 changes in enterprise networks 10 networks must make business sense 10 networks offer a service 11. Network infrastructure this chapter describes the requirements of the network infrastructure needed to build an ip telephony system in an enterprise environment.

919 537 1040 880 32 735 89 880 707 1052 1313 72 25 519 1539 1425 528 368 1617 1556 162 1394 92 1650 915 715 1253 1033 336 104 800 688 30 442 558 612 1180 1460 114 418