ISO/IEC INTERNATIONAL STANDARD 16513 First edition 2005-02-15 Information technology Group management protocol Technologies de I'information - Protocole de gestion de groupe Reference number ISO/IEC 16513:2005(E) ISo IEC @ISO/IEC2005 ISO/IEC 16513:2005(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 downloading this file, parties accept therein the responsibility of not infringing Adobe's licensing policy. The Iso Central Secretariat 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 ? ISO/IEC2005 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. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ ISO/IEC 2005 - All rights reserved ISO/IEC 16513:2005(E) CONTENTS Page 1 Scope 1 2 Normativereferences. 3 Definitions... 3.1 Terms defined in ITU-T Rec. X.601 3.2 Terms defined in ITU-T Rec. X.605 3.3 Terms defined in this Recommendation I International Standard.. 4 Abbreviations 4.1 Message types ... 4.1.1 SM Message types .. 2 4.1.2 MM Message types . 4.2 5 Conventions... 3 6 6.1 Session Management... 6.2 Membership Management. 7 6 7.1 Session Management... 6 7.1.1 Session Creation..... 6 7.1.2 Session Announcement 7.1.3 Session Registration... 7.1.4 Session Enrolment.. 8 7.1.5 Session Activation.... 8 7.2 Membership Management.. 9 7.2.1 Membership Update .. 11 7.2.2 User Information Request and Response . 13 7.2.3 Session Leave.... 13 7.2.4 Session Termination.. 14 7.3 Security . 15 8 GMP messages .... 17 8.1 Session Management message types 17 8.2 Session Management message formats 18 8.3 Membership Management message types. 20 8.4 Membership Management message formats 20 9 GMP variables. 22 9.1 Session-wide variables.... 22 9.2 Timers 22 Bibliography 23 etion All rights reserved ii ISO/IEC 16513:2005(E) Foreword ISO (the International Organization for Standardization) and IEC (the International Electrotechnical Commission) form the specialized system for worldwide standardization. National bodies that are members of ISOor TEC participate in the development of International Standards through technical committees established by the respective organization to deal with particular fields of technical activity. IsO and IEC technology, ISO and IEC have established a joint technical committee, ISO/IEC JTC 1. InternationalStandardsaredraftedinaccordancewiththerulesgivenintheISO/lECDirectives,Part2 Standards adopted by the joint technical committee are circulated to national bodies for voting. Publication as an International Standard requires approval by at least 75 % of the national bodies casting a vote. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO and IEC shall not be held responsible for identifying any or all such patent rights. ISO/IEC 16513:2005 was prepared jointly by Joint Technical Committee ISO/IEC JTC 1, Information collaboration with ITU-T. The identical text is published as ITU-T Rec. X.602. ISO/IEC 2005 - All rights reserved ISO/IEC 16513:2005(E) Introduction Conventional multicast transport protocols do not include a dynamic mech