Traditional Client/Server Computing with Direct Attached Storage

This section takes a look at a legacy storage topology that worked for many years but is incapable of meeting today's high-availability system requirements. Before there was network storage, there was just plain old storage. Storage products were categorized by the computer platform they were designed for, such as IBM mainframe systems, Digital VAX systems, AS/400s, UNIX workstations and servers, PC servers and desktops, and Apple Macintosh computers. Historically, storage was usually sold as an integrated part of the system.

Open-systems machines were connected then as they are today, mostly over Ethernet and TCP/IP networks. File sharing, the first form of open-systems network ...

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