Designed as an introduction to sans, storage area network fundamentals develops an understanding of san basics and shows how to plan, implement, and manage a san. This course focuses on the planning and implementation considerations associated with establishing that san infrastructure. Apr, 2020 storage area networks san and network attached storage nas provide networked storage solutions. Mar 31, 2011 a storage area network is a highspeed sub network of shared storage devices. Explore storage area networks with free download of seminar report and ppt in pdf and doc format. Its easy to confuse the terms storage area network san and network attached storage nas. There can be a remote copy of the storage data kept separately using the storage area network. The san can be viewed as an extension to the storage bus concept, which enables storage devices and servers to be interconnected using similar elements as in local area networks lans and wide area networks wans.
Introduction to storage area networks semantic scholar. A sans architecture works in a way that makes all storage devices available to all servers on a lan or wan. As more storage devices are added to a san, they too will be accessible from any server in the larger network. Sans are primarily used to enhance accessibility of storage devices, such as disk arrays and tape libraries, to servers so that the devices appear to the operating system as locallyattached devices. Candidates are very less in number who are skilled in storage area network. In todays terms, the technical description of a san storage area network is a collection of computers and storage devices, connected over a highspeed optical network and. Lans and wans can be interconnected via t1 or t3 digital leased linesaccording to the protocols involved, networks interconnection is achieved using one or several of the following devices. This chapter is dedicated to helping you get a handle on what a storage area network san is, the basics of how one works, and. Aug 02, 2017 seminar pdf report on storage area network san with ppt.
What is storage area network san in simple words san is a highspeed, dedicated network of servers and shared storage devices and provides access to consolidated, block level data storage. There are five layers, where 0 is the lowest layer. Introduction to storage area networks july 2006 international technical support organization sg24547003. This is certainly true of storage area networks sans. The key to distinguishing the two lies in the last term of each acronym. I also look at how sans meet the network storage needs of todays organizations and answer the question, could a san be right for you. In a nutshell, you use a san to store and protect data. This can be useful if there is a primary data failure or natural disaster. Scott 1 fundamentals of storage systems page 1 of 9 network storage the basics this note will attempt to answer questions such as what is network storage. Learn about the glue that holds our networks together in this lan primer. Sep 11, 2012 introduction of storage area network 1. The market perception of storage area networks 9 1. A san typically has its own network of storage devices that are generally not accessible through the local area network by other devices.
Peel away the layers of even the most complex technologies. Storage area networks san and networkattached storage nas provide networked storage solutions. Also explore the seminar topics paper on storage area networks with abstract or synopsis. Fibre channel is structured in independent layers, as are other networking protocols. It focuses on the techniques and the technologies that have evolved around slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. San storage area network, raid redundant array of independent disks, fastt600 fibre array storage. Basic networking concepts and topologies need for storage networks storage devices and techniques. If youve been charged with setting up storage area networks for your company, learning how sans work and managing data storage problems might seem challenging. A storage area network san is a specialized, highspeed network that provides blocklevel network access to storage.
Introduction to storage area networks ibm redbooks. Basic networking concepts and topologies need for storage networks storage devices and techniques network selection from storage area network fundamentals book. Also explore the seminar topics paper on storage area networks with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year computer science engineering or cse students for the year 2015 2016. A storage area network san is a secure highspeed data transfer network that provides access to consolidated blocklevel storage. Pdf this chapter describes fundamentals of storage area networks sans, their architectural elements interfaces, interconnects, and fabrics. Introduction to network attached storage nas nas offers accessibility and performance that falls between server storage and san storage. In this guide, learn about storage area network basics, including considerations in buying and implementing a san, san switch configuration, and deploying an fc san for virtual server environments. This chapter identifies characteristics, architectural concepts, technologies, applications, and marketplace of storage area networks sans. A san, or storage area network, is a dedicated network that is separate from lans and wans. Storage area network fundamentals presents the benefits of storage area networks sans to corporate users and enables them to deploy san technology effectively. Introduction to storage area network, san ravi kumar khattar, mark s. The storage area network storage area networks for.
A san storage area network is a networked highspeed. A nas box is a dedicated storage server that includes a nas head and disk drives that are attached to a network. Jan 24, 2017 basics of physical and virtual storage. Storage area network as a service for cloud computing chapter 7. It focuses on the techniques and the technologies that have evolved around slideshare uses cookies. Network storage fundamentals from internet documents thomas j. If youre comfortable with the basics of storage networks, this guide looks at some of the details involved in components and architecture, connectivity and protocols and management issues. Peel away the layers of even the most complex technologies and you are likely to find that they provide the most basic of functions.
It is alternative to the directly attached targets. What is sanstorage area network is a design to transfer data, from serverto clients. A cctv system serves mainly as a security force multiplier, providing surveillance for a larger area, more of the time, than would be feasible with security personnel alone. Nas vs san network attached storage vs storage area network duration. This chapter is dedicated to helping you get a handle on what a storage area network san is, the basics of how one works, and whether one is right for your needs. Sumit thakur cse seminars seminar pdf report on storage area network san with ppt. Storage area networks for dummies, 2 nd edition comes to the rescue with just what you need to know. A nas is a single storage device that operates on data files, while a san is a local network of several devices. Network attached storage a simple and relatively inexpensive way to add more storage to your network is to use network attached storage, also known as nas. The storage area network san infrastructure facilitates storage consolidation, data sharing, server clustering, lanfree and serverless backup across heterogeneous host server platforms. Storage can be added at will and dynamically allocated to servers without downtime. Aug 16, 2018 the storage data is very secure on the storage area network and cannot be copied or stolen by anyone else. Jun 12, 2012 a crash course in storage area networking part 3 a crash course in storage area networking part 4 a crash course in storage area networking part 5 a crash course in storage area networking part 6 introduction. Both refer to relatively new network technologies that let you manage the disk storage on your network.
This is where a storage area network san enters the arena. Seminar pdf report on storage area network san with ppt. A basic nas may use just one head or share the internal storage across multiple heads to accommodate increased network. San makes the storage functionality independent of user network thus making it high performing. Networking and storage concepts in this chapter, you will learn about the following topics. Benefits of san decoupling servers and storage the servers can be upgraded while leaving storage in place. A nas device is a selfcontained file server thats preconfigured and ready to run. For more information about storage area networks, see the home page of the storage networking industry association at. Storage area network fundamentals raman nagpal, meeta gupta.
Storage area network as a networked highspeed enterprise infrastructure nt windows nt. Networks of low capacity may be connected together via a backbone network which is a network of high capacity such as a fddi network, a wan network etc. Storage area networking san, has emerged to provide an architectural framework for storagerelated. This edition applies to the products in the ibm storage area networks san portfolio.
Ip addresses are 32 bit long, hierarchical addressing scheme. Storage area networks and green data centers chapter 12. This address is technically called the media access control address mac because it is found on the mac sub layer of the data link layer. There can be a remote copy of the storage data kept separately using the. Storage area networks seminar report and ppt for cse students. The nas head aka nas front end or nas gateway is the control electronics that interface the network and storage. What is storage area network san free storage tutorials. A storage area network san or storage network is a computer network which provides access to consolidated, blocklevel data storage. Storage area networks seminar report and ppt for cse. Cctv systems provide surveillance capabilities used in the protection of people, assets, and systems. Storage books for beginners free storage tutorials. Vmware esx server can be used in conjunction with a san storage area network, a specialized highspeed network that connects computer systems to high. The network interface card address, called the hardware address, is protocolindependent and is usually assigned at the factory.
We cover network types, wired, wifi, protocols, and alternate networking solutions to deliver a complete picture. A nas is a single storage device that operates on data files, while a san is a local. It generally serves to interconnect the storagerelated resources. Activities like backup and restore, which were basic. Sans are typically composed of hosts, switches, storage elements, and storage devices that are interconnected using a variety of technologies, topologies, and protocols. Ip is a standard that defines the manner in which the network layers of two hosts interact. Simply put, sans are the leading storage infrastructure for the world of ebusiness. Introductiona network can be defined as a group of computers and. Storage management sanattached storage allows the entire investment in storage to be managed in a uniform way. Summary 1what is san 2basics of san 3architecture of san4basic mechanism of san 3.
Storage area network implementation on an educational. Storage area network is explained by the storage industry network association snia and they defined it as a network. Ibm fibre channel storage area network product portfolio chapter. Sg24547000 international technical support organization. In todays terms, the technical description of a san storage area network is a collection of computers and storage devices, connected over a highspeed optical network and dedicated to the task of storing and protecting data. Using esx server together with a san provides extra storage for. San conceptual and design basics vmware esx server can be used in conjunction with a san storage area network, a specialized high. Dell offers endtoend enterprise server and storage solutions including hardware, software and services to help you address the demanding storage issues facing your organization. Caesar wu, rajkumar buyya, in cloud data centers and cost modeling, 2015. Pdf storage area networks fundamentals researchgate. Multiple nas boxes can be added to the lan as needed for. 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.
Sans are primarily used to enhance accessibility of storage. Basics and application of fibre channel san, nas, iscsi, infiniband and fcoe troppens, ulf, erkens, rainer, mullerfriedt, wolfgang, wolafka, rainer, haustein, nils on. Storage area network is explained by the storage industry network association snia and they defined it as a network whose main purpose is the exchange of information between computer systems and elements. The san server manages the storage devices attached to the san and allows users of the lan to access the storage. The storage data is very secure on the storage area network and cannot be copied or stolen by anyone else. Setting up and managing a storage area network is a job for a san expert. It seems that everywhere you turn these days, you hear someone talking about storage area network san storage.
510 391 1308 1040 1127 198 670 387 481 227 844 1099 785 1282 244 1141 704 191 1183 1127 152 755 888 1444 543 632 1384 356 222 1278 773 201