Storage area network, fibre channel, ebusiness, wan, internet, atm, gigabit ethernet. There are several agreed architectures on engineering these kinds of. New ip storage network architectures based on ethernet storage networking. Storage area network architectures technology white paper heng liao technical advisor issue 1. With current estimates of the amount of data to be managed and made available increasing at 60% each year, this outlook is where a storage area network san enters the arena. Introduction to storage area networks ibm redbooks. Fujitsu businesscentric storage under the eternus brand includes. The deep buffer architecture of the arista 7280r and 7500r series switches provides a platform for lossless asymmetric connections with 10g, 25g, and 50g nodes. An ip ethernet storage architecture is ideal to meet all of these requirements. Storage area network architectures technology white paper. Storage area networks san download wondering how to thank us. Storage area network san ip storage networking arista. Sans are the leading storage infrastructure for the global economy of today.
Ip storage networks ethernet storage networking infrastructures. Fibre channel fc is the predominant architecture on which most san implementations are built. Driving storage performance over ethernet networks switch port buffering is a critical consideration in ip based storage networks. The best place to start when explaining storage area networks is with fibre channel, the. Another area where bottlenecks can occur is in networks where devices are connected at different. Cabling is the physical medium used to interconnect every san device. Fibre channel san storage overview tutorial video youtube. A storagearea network san is a dedicated highspeed network or subnetwork that interconnects and presents shared pools of storage devices to multiple servers. Sans are typically composed of hosts, switches, storage elements, and storage devices that are interconnected using a variety of technologies, topologies, and protocols. A storage area network san is a dedicated network that provides access to data storage and operations only on the block level. This definition explains the meaning of storage area network, also known as san, and.
Pdf a san internetworking has been highlighted in this paper describing. A storage area network san is a specialized, highspeed network that provides blocklevel network access to storage. What are the storage area network san characteristics. San usually has own network of storage deviceselements and disk arrays that are connected with each other and to a remote datasharing network. Ibm storage solutions enable clients to deploy a highspeed, lowlatency unified fabric architecture.
Legacy storage architectures have historically been complex and costly with data rigidly coupled. Our storage networking portfolio is a reliable, highperformance storage connectivity platform. Host bus adapters 5 and storage processors 6 s host servers and storage systems are connected to the san fabric through ports in. The san can be viewed as an extension to the storage bus concept that enables storage devices and servers to be interconnected using similar elements as in local area networks lans and wide area networks wans. A san presents storage devices to a host such that the storage appears to be locally attached. Cloud computing offers virtualized computing, storage, and networking resources. The sampled network had 39983 nodes and 67024 edges. Product overview cloud network design choices, the universal spine and the best data center portfolio.
A san can be shared between servers andor dedicated to one server. A storage area network san is a specialized, highspeed network that. Port buffering is a critical consideration in the ip based storage area network san architecture. Pdf internetworking the storage area networks researchgate. Review and analysis of networking challenges in cloud. With the announcement of the new dell storage scv2000 series arrays, customers now have a highly capable, enterprise class, entrylevel storage solution that brings many of the benefits of dell s more advanced sc4000 and sc8000 sanbased products. San and connecting fibre channel sans over wide area network. Out of it developed the networkattached storage nas architecture, where one or more. A storage area network san or storage network is a computer network which provides access.
A san moves storage resources off the common user network and. Ibm fibre channel storage area network product portfolio. A storage area network is typically assembled using three principle components. Storage area network san architecture refers to the logical layout of a san infrastructure. This chapter describes fundamentals of storage area networks sans, their architectural elements interfaces, interconnects, and fabrics, technologies fibrechannelarbitrated loop transport protocol, brocades configurations, infiniband switchedfabric architecture, crossroad systems with a storage router, virtual interface architecture, direct. 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.