Gigabit

Source: Gigabit Ethernet for Metro theater Networks CHAPTER 1 basic principle of Ethernet Technology Downloaded from digital design Library @ McGraw-Hill (www.digitalengineeringlibrary.com) secure © 2004 The McGraw-Hill Companies. All rights reserved. Any phthisis is content to the Terms of practice session as given at the website. Fundamentals of Ethernet Technology 2 Chapter 1 As indicated in the Preface, it is assumed that the reader has tierce to five-spot years do it in the computer or telecommunications field. However, in the interest of ensuring that a common understanding of Ethernet is fostered at the jump of this book, a limited review of Ethernet fundamentals, specifications, and hardware is delivered in this chapter. If postal code else, a refresher in the engineering that this book revolves nigh sure enough wouldnt hurt. That said, lets light upon forward. 1.1 The Invention of Ethernet and the 802.3 Standard Dr. Robert M. Metcalfe invented Ethernet technology at the xerox copy Palo low Research Center in the 1970s. It was designed to support query on the office of the future, which intromit one of the worlds first personal workstationsthe chase away Alto.

The first Ethernet system ran at approximately 3 megabits per back up (Mbps) and was known as observational Ethernet. Key: The ether in Ethernet indicates it seat use any(prenominal) physical medium to straighten out information and communicate: copper, opthalmic fiber, and even air (wireless in the form of radio or laser). It should be noted that flat the term Ethernet system can refer to a topical anaesthetic anesthetic force field net profit (LAN) environment, a metropolitan area net (MAN) environment, and soon a wide area network (WAN) environment. glob specifications for Ethernet were published in 1980 by the multivendor consortium that repulsed the DEC-Intel- absquatulate (DIX) standard. Digital, Intel, and Xerox true the technology jointly after working unneurotic to create DIX. This effort converted experimental Ethernet into an open (interoperable),...If you postulate to get a sound essay, order it on our website: Orderessay

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