IEC INTERNATIONAL STANDARD 61162-402 First edition 2005-09 Maritimenavigationand radiocommunication equipmentandsystems-Digital interfaces- Part 402: Multipletalkersandmultiplelisteners- Ship systemsinterconnection- Documentation and test requirements IEC Referencenumber IEC 61162-402:2005(E) Publication numbering As from 1 January 1997all IEC publications are issued with adesignation in the 60000 series.For example, IEC 34-1 is now referred to as IEC 60034-1. Consolidated editions The IEC is now publishing consolidated versions of its publications.For example, edition numbers 1.0, 1.1 and 1.2 refer, respectively,to the base publication, the base publication incorporating amendment 1 and the base publication incorporating amendments1and2 FurtherinformationonIECpublications The technical content of IEC publications is kept under constant reviewby theIEC, this publication,including its validity,is available in the IEc Catalogue of publications (see below)in addition to new editions,amendments and corrigenda. information on the subjects under consideration and work in progress undertaken by thetechnical committee which has prepared this publication,as well as the list of publications issued, is also available from the following: IEC Web Site (www.iec.ch) Catalogueof IECpublications and date of publication. On-line information is also available on recently issued publications, withdrawn and replaced publications, as well as corrigenda. IEC Just Published This summary.of recently issued publications (www.iec.ch/online news/ justpub) is also available by email.Please contact the Customer Service Centre (see below)forfurther information. CustomerServiceCentre If you have any questions regarding this publication or need further assistance, please contactthe CustomerService Centre: Email:[email protected] Tel: +41229190211 Fax: +41229190300 IEC INTERNATIONAL STANDARD 61162-402 First edition 2005-09 Maritimenavigationandradiocommunication equipmentand systems-Digitalinterfaces Part 402: Multipletalkers and multiple listeners Shipsystemsinterconnection - Documentation and test requirements ?IEC2005— Copyright - all rights reserved mechanical, including photocopying and microfilm, without permission in writing from the publisher. International Electrotechnical Commission, 3, rue de Varembe, PO Box 131, CH-1211 Geneva 20, Switzerland Telephone: +41 22 919 02 11 Telefax: +41 22 919 03 00 E-mail: [email protected] Web: www.iec.ch W IEC PRICE CODE Commission Electrotechnique Internationale International Electrotechnical Commission MexAyHapoAHanSnekTpoTexHMyeckan KoMuccMg For price, see current catalogue 61162-402@IEC:2005(E) -2 CONTENTS FOREWORD. Scope.. 1.1 General... 6 1.2 Limitations in scope.. 6 1.3 Limitations in test coverage... 1.4 Limitations in degree of detail... 2 Normative references. Definitions... .8 3 4 Overviewandbasic principles 4.1 Introduction..... 9 4.2 Purpose of this standard.... 9 4.3 Use in the different stages of a development process.. 4.4 Structure of this standard.... 5 Critical functionality in the protocol.. .10 5.1 Function groups... High loading and general exception handling.. 12 5.2 5.3 Generalised architecture.. 5.4 Messagepassing contributiontopossibleerrors 14 6 Testtools and test scenarios.. 15 6.1 Referencetopology.. .15 6.2 System configurations.... .15 6.3 Test MAUs .16 Test of general protocol modules 7 17 7.1 MAU session management. 17 7.2 Interface management... 18 7.3 Transaction management.. ...20 7.4 Exception handling..... 7.5 General high load tests .... ....25 T-profile tests ... 8 ...26 8.1 Peer-to-peer message networks. 8.2 Client-servermessage networks.. .27 8.3 Client-server stream networks.. .27 8.4 Broadcastnetworks. 28 9 Test requirementsforapplications.. 28 9.1 Companion standard specification... 9.2 Interface correctness.. ..29 9.3 High load tests ... ..30 Documentation requirementsforgeneralprotocolmodules .30 10 10.1 General softwareandtestdocumentation. .30 ..30 10.2Technicalspecificatio