ISO/IEC INTERNATIONAL STANDARD 8348 Third edition 2002-11-01 Information technology Open Systems Interconnection Network service definition Technologies de I'information Interconnexion des systemes ouverts - Définition du service de reseau Reference number ISO/IEC 8348:2002(E) TSO TEC @ ISO/IEC 2002 IHSunder Not for Resale ISO/IEC 8348:2002(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by IsO member bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. ?ISO/IEC2002 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either isO at the address below or IsO's member body in the country of the requester. ISO copyright office Case postale 56. CH-1211 Geneva 20 Tel. + 4122 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland yationagazaiSandardizatio @ ISO/IEC 2002 - All rights reserved itted without license from IHS Not for Resale ISO/IEC 8348:2002(E) CONTENTS Page SECTION 1 - GENERAL... 1 1 1 2 Normative references... 1 2.1 1 2.2 Additional references......... 2 3 Definitions.... 2 3.1 Basic reference model definitions ... 2 3.2 Service conventions definitions... 3 3.3 Network Service definitions.... 3 3.4 Network addressing definitions.... 3 3.5 Network layer architecture definitions .... 4 4 Abbreviations..... 4 5 Conventions .... 5 5.1 General conventions... 5 5.2 Parameters ....... 5 5.3 NC end-point identification convention ... 5 6 Overview and general characteristics ... 5 7 Types and classes of Network Service.... 6 SECTION 2-DEFINITION OF THE CONNECTION-MODE SERVICE. 6 8 Features of the connection-mode Network Service . 6 9 Model of the connection-mode Network Service .. 7 9.1 Model of the connection-mode Network Layer Service... 7 9.2 Model of a Network Connection .... 7 10 Quality of the connection-mode Network Service......... 11 10.1 Determination of QOS... 11 10.2 Definition of QOS-parameters.. 12 11 Sequence of primitives 15 11.1 Relation of primitives at the two NC end-points 15 11.2 Sequence of primitives at one NC end-point.. 15 12 Connection establishment phase .... 18 12.1 Function 18 12.2 Types of primitives and parameters.. 18 12.3 Sequence of primitives 26 13 Connection release phase. 26 13.1 Function 26 13.2 Types of primitive and parameters ... 27 13.3 SequenceofprimitiveswhenreleasinganestablishedNC.. 28 13.4 Sequence of primitives in an NS user rejection of an NC establishment attempt.. 29 13.5 Sequence of primitives in an NS provider rejection of an NC establishment attempt.... 29 14 Data transfer phase . 30 14.1 Data transfer ... 30 14.2 Receipt confirmation service... 31 14.3 Expedited data transfer service.. 32 14.4 Reset service.... 33 SECTION3-DEFINITIONOFTHECONNECTIONLESS-MODESERVICE 36 15 Features of the connectionless-mode Network Service ... 36 16 Model of the connectionless-mode Network Service .. 36 16.1 Model of the connectionless-mode Network Layer Service.... 36 16.2 .Model of a network connection.les..mode transmision............... 36 Copyrgh Intermational Organization for standardization All rights reserved ii se from IHS Not for Resale ISO/IEC 8348:2002(E) Page 17 Quality of the connectionless-mode Network Service. 38 17