Introduction to IP and ATM Design Performance - Part 1

Chương này được dự định như là một giới thiệu ngắn gọn các công nghệChế độ chuyển giao không đồng bộ (ATM) và Nghị định thư Internet (IP)trên giả định rằng bạn sẽ cần một số thông tin cơ bảntrước khi tiếp tục các chương nói về kỹ thuật và thiết kế giao thông. Nếubạn đã có một kiến ​​thức làm việc tốt, bạn có thể muốn bỏ quachương, bởi vì chúng ta làm nổi bật các hoạt động cơ bản vì nó liên quan đếncác vấn đề hiệu suất hơn là mô tả các công nghệ và tiêu chuẩnchi...
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Introduction to IP and ATM Design Performance - Part 1 Introduction to IP and ATM Design Performance: With Applications Analysis Software, Second Edition. J M Pitts, J A Schormans Copyright © 2000 John Wiley & Sons Ltd ISBNs: 0-471-49187-X (Hardback); 0-470-84166-4 (Electronic)Introduction to IP and ATMDesign and PerformanceIntroduction to IP and ATMDesign and PerformanceWith Applications Analysis SoftwareSecond EditionJ M PittsJ A SchormansQueen MaryUniversity of LondonUKJOHN WILEY & SONS, LTDChichester New York Weinheim Brisbane Toronto Singapore ž ž ž ž žFirst Edition published in 1996 as Introduction to ATM Design and Performance by John Wiley & Sons, Ltd.Copyright  2000 by John Wiley & Sons, Ltd Baffins Lane, Chichester, West Sussex, PO19 1UD, England National 01243 779777 International (C44) 1243 779777e-mail (for orders and customer service enquiries): cs-books@wiley.co.ukVisit our Home Page on http://www.wiley.co.uk or http://www.wiley.comReprinted March 2001All Rights Reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted,in any form or by any means, electronic, mechanical, photocopying, recording, scanning or otherwise, exceptunder the terms of the Copyright Designs and Patents Act 1988 or under the terms of a licence issued bythe Copyright Licensing Agency, 90 Tottenham Court Road, London, W1P 9HE, UK, without the permissionin writing of the Publisher, with the exception of any material supplied specifically for the purpose of beingentered and executed on a computer system, for exclusive use by the purchaser of the publication.Neither the authors nor John Wiley & Sons Ltd accept any responsibility or liability for loss or damageoccasioned to any person or property through using the material, instructions, methods or ideas containedherein, or acting or refraining from acting as a result of such use. The author(s) and Publisher expressly disclaimall implied warranties, including merchantability or fitness for any particular purpose. There will be no dutyon the authors or Publisher to correct any errors or defects in the software.Designations used by companies to distinguish their products are often claimed as trademarks. In all instanceswhere John Wiley & Sons is aware of a claim, the product names appear in initial capital or all capitalletters. Readers, however, should contact the appropriate companies for more complete information regardingtrademarks and registration.Other Wiley Editorial OfficesJohn Wiley & Sons, Inc., 605 Third Avenue,New York, NY 10158-0012, USAWiley-VCH Verlag GmbHPappelallee 3, D-69469 Weinheim, GermanyJacaranda Wiley Ltd, 33 Park Road, Milton,Queensland 4064, AustraliaJohn Wiley & Sons (Canada) Ltd, 22 Worcester RoadRexdale, Ontario, M9W 1L1, CanadaJohn Wiley & Sons (Asia) Pte Ltd, 2 Clementi Loop #02-01,Jin Xing Distripark, Singapore 129809British Library Cataloguing in Publication DataA catalogue record for this book is available from the British LibraryISBN 0471 49187 XTypeset in 10 1 /12 1 pt Palatino by Laser Words, Chennai, India 2 2Printed and bound in Great Britain by Bookcraft (Bath) LtdThis book is printed on acid-free paper responsibly manufactured from sustainable forestry,in which at least two trees are planted for each one used for paper production. ToSuzanne, Rebekah, Verity and Barnabas Jacqueline, Matthew and DanielContentsPreface xiPART I INTRODUCTORY TOPICS 1 1 An Introduction to the Technologies of IP and ATM 3 Circuit Switching 3 Packet Switching 5 Cell Switching and ATM 7 Connection-orientated Service 8 Connectionless Service and IP 9 Buffering in ATM switches and IP routers 11 Buffer Management 11 Traffic Control 13 2 Traffic Issues and Solutions 15 Delay and Loss Performance 15 Source models 16 Queueing behavi ...