IEC IEC62351-7 Edition 1.02017-07 INTERNATIONAL STANDARD colour nside Powersystemsmanagementand associatedinformation exchange-Dataand communicationssecurity- Part7:NetworkandSystemManagement(NSM)dataobjectmodels IEC 62351-7:2017-07(en) without licensefromIHs THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright @ 2017 IEC, Geneva, Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or byanymeans,electronicormechanical, includingphotocopyingand microfilm,withoutpermission in writingfrom either IEC or IEC's member National Committee in the country of the requester. If you have any questions about IEC copyright or have an enquiry about obtaining additional rights to this publication, piease contact the address below or your local IEC member National Committee for further information. IEC Central Office Tel.:+41229190211 3, rue de Varembé Fax:+41229190300 CH-1211 Geneva 20 [email protected] Switzerland www.iec.ch About theIEc International Standards forall electrical,electronic and relatedtechnologies. AboutIEcpublications Thetechnical content of IEC publications is kept under constant review bythe IEC.Pleasemake sure that youhavethe latest edition,acorrigendaoranamendmentmighthave beenpublished. IEcCatalogue-webstore.iec.ch/catalogue Electropedia-www.electropedia.org The stand-alone application for consulting the entire The world's leading online dictionary of electronic and bibliographical information on IEc International Standards, electrical terms containing 20 000 terms and definitions in Technical Specifications,_ Technical Reports and other English and French, with equivalent terms in 16 additional documents. Available for PC, Mac OS, Android Tablets and languages. Also known as the International Electrotechnical iPad. Vocabulary (IEV)online. IEC publications search - www.iec.ch/searchpub IEc Glossary - std.iec.ch/glossary The advanced search enables to find IEC publications by a 65 000 electrotechnical terminology entries in English and varietyofcriteria(referencenumber, text, technical French extracted from the Terms and Definitions clause of IEC publications issued since 2002.Some entries have been committee,...).It also gives information on projects, replaced collected from earlier publications of IEC TC 37, 77, 86 and and withdrawn publications. CISPR. IEC JustPublished -webstore.iec.ch/justpublished Stay up to date on all new IEC publications. Just Published IEC Customer Service Centre - webstore.iec.ch/csc details all new publications released. Available online and If you wish to give us your feedback on this publication or also once a month by email. needfurtherassistance,pleasecontacttheCustomer Service Centre: [email protected]. Intermational Electrotechnical Commission itted without license from IHS IEC IEC62351-7 Edition 1.0 2017-07 INTERNATIONAL STANDARD colour inside Power systems management and associated information exchange - Data and communications security- Part 7: Network and System Management (NSM) data object models INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 33.200 ISBN 978-2-8322-4442-5 Warning! Make sure that you obtained this publication from an authorized distributor. ?Registeredtrad rk of the Intermational Electrotechnical Commissior Intermational Electrotechnical Com nse with IE nse from IHS IEC 62351-7:2017IEC2017 - 2 - CONTENTS FOREWORD. .8 1 Scope.. 2 Normative references . .10 3 Terms and definitions . 12 4 Abbreviated terms and acronyms.. 5 Overview of Network and System Management (NSM) 5.1 Objectives.... NsM concepts... 5.2 .15 5.2.1 Simple Network Management Protocol (SNMP) 15 5.2.2 ISo NSM categories ... 15 5.2.3 NsM "data objects" for power system operations 16 5.2.4 Other NSM protocols .. 16 5.3 Communication network management. 16 16 5.3.1 Network configuration.. 5.3.2 Network backup... 5.3.3 Communications failures and degradation 17 5.4 Communication protocols. 18 5.5 End systems management .. 5.6 Intrusion detection