ISO INTERNATIONAL STANDARD 21210 First edition 2012-06-15 Intelligent transport systems Communications access for land mobiles (CALM) — IPv6 Networking Systemes intelligents de transportAcces aux communications des services mobiles terrestres (CALM) Gestion de réseau IPv6 Reference number ISO 21210:2012(E) @ ISO 2012 yIHSunder Not for Resale ISO 21210:2012(E) COPYRIGHTPROTECTEDDOCUMENT @ISO2012 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 memberbody 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 copyright@iso.org Web www.iso.org Published in Switzerland @ ISO 2012 - All rights reserved itted without license from IHS Not for Resale ISO 21210:2012(E) Contents Page Foreword .iv Introduction. 1 Scope. 2 Conformance 3 Normative references. 4 Termsanddefinitions. 2 5 Symbolsandabbreviatedterms 6 Requirements..... Annex A (informative) Illustration of mobility support.. ..19 Copyright International Organization for Standardizalon ghts reserved ii IHSunder se from IHS Not for Resale