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HIGH-SPEED LANS
Recent years have seen rapid changes in the technology, design, and commercial applications for local area networks (LANs).A major feature of this evolution is the introduction of a variety of new schemes for high-speed local networking.To keep pace with the changing local networking needs of business, a number of approaches to high speed LAN design have become commercial products. The most important of these are Fast Ethernet and Gigabit Ethernet, Fibre Channel, High-speed wireless LANs.
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As the speed and memory capacity of personal computers, workstations, and servers have grown, and as applications have become ever more complex with greater reliance on graphics and video, the requirement for greater speed in delivering data to the processor has grown.This requirement affects two methods of data communications with the processor: I/O channel and network communications.


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