IEC 62766-4-2:2017

IEC 62766-4-2 ®
Edition 1.0 2017-04
INTERNATIONAL
STANDARD
colour
inside
Consumer terminal function for access to IPTV and open internet multimedia
services –
Part 4-2: Examples of IPTV protocol sequences

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 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, please contact the address below or
your local IEC member National Committee for further information.

IEC Central Office Tel.: +41 22 919 02 11
3, rue de Varembé Fax: +41 22 919 03 00
CH-1211 Geneva 20 info@iec.ch
Switzerland www.iec.ch
About the IEC
The International Electrotechnical Commission (IEC) is the leading global organization that prepares and publishes
International Standards for all electrical, electronic and related technologies.

About IEC publications
The technical content of IEC publications is kept under constant review by the IEC. Please make sure that you have the
latest edition, a corrigenda or an amendment might have been published.

IEC Catalogue - 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
variety of criteria (reference number, text, technical French extracted from the Terms and Definitions clause of
committee,…). It also gives information on projects, replaced IEC publications issued since 2002. Some entries have been
and withdrawn publications. collected from earlier publications of IEC TC 37, 77, 86 and

CISPR.
IEC Just Published - 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. need further assistance, please contact the Customer Service
Centre: csc@iec.ch.
IEC 62766-4-2 ®
Edition 1.0 2017-04
INTERNATIONAL
STANDARD
colour
inside
Consumer terminal function for access to IPTV and open internet multimedia

services –
Part 4-2: Examples of IPTV protocol sequences

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 33.170; 35.240.95 ISBN 978-2-8322-4089-2

– 2 – IEC 62766-4-2:2017 © IEC 2017
CONTENTS
FOREWORD . 5
INTRODUCTION . 7
1 Scope . 8
2 Normative references . 8
3 Terms, definitions and abbreviations . 8
4 Examples of IPTV protocol sequences . 8
4.1 General . 8
4.2 IPTV service functions protocol sequences . 9
4.2.1 COD Sequences . 9
4.2.2 Content reporting and content reporting management . 11
4.2.3 Purchase of digital media Purchase request procedure of selected
digital media related to the content . 13
4.2.4 Pay per view . 15
4.2.5 Network-based scheduled content time shift . 18
4.2.6 What is on TV service . 20
4.2.7 What is on TV service – SMS initiated . 21
4.2.8 Parental control for scheduled content sequences . 22
4.2.9 Network-based user notification services . 23
4.2.10 Content bookmarking . 30
4.2.11 Personalised channel . 35
4.2.12 Local PVR . 38
4.2.13 Network PVR (nPVR) (managed model) . 45
4.2.14 Personalised channel . 51
4.2.15 Notification service . 54
4.3 Service access and control function protocol sequences . 61
4.3.1 Authentication. 61
4.3.2 IPTV service profile manipulation through XCAP . 66
4.3.3 Setup of RTSP/RTCP performance monitoring for CoD session in
managed networks over UNIT-18 . 68
4.3.4 Specifying metrics for RTSP/RTCP performance monitoring . 69
4.3.5 Non-native HNI-IGI . 71
4.4 Communication services . 73
4.4.1 Instant messaging . 73
4.4.2 Caller ID . 75
4.4.3 Presence . 77
4.4.4 Content sharing . 80
4.5 Content preparation . 84
4.5.1 Encryption sequences. 84
4.5.2 Content on demand . 85
4.5.3 Scheduled content with periodic key rotation controlled by the key
management function . 85
4.5.4 Scheduled content with periodic key rotation controlled by the
scheduled content encryption function . 86
4.5.5 Scheduled content with event based key rotation . 87
Bibliography . 88

Figure 1 – RTSP Procedure on UNIS-11 for managed model . 9

Figure 2 – RTSP Usage for COD on UNIS-11 and NPI-10 . 10
Figure 3 – Content reporting . 11
Figure 4 – Management of content reporting . 12
Figure 5 – Purchase request procedure of selected digital media related to the content . 14
Figure 6 – User-initiated PPV service without existing scheduled content session. 15
Figure 7 – User-initiated PPV service switched from the scheduled content service . 17
Figure 8 – IPTV end-user activation of scheduled content time shift . 18
Figure 9 – IPTV end-user deactivation of scheduled content time shift . 19
Figure 10 – Acquiring information on content streamed on an OITF . 21
Figure 11 – Call flow for an SMS initiated parental control request . 22
Figure 12 – Procedure for parental control command to change channels . 23
Figure 13 – IMS-based user notification setup request . 24
Figure 14 – DAE-based user notification setup request . 25
Figure 15 – IMS-based update of pending notification requests . 26
Figure 16 – DAE-based update of pending notification requests . 27
Figure 17 – DAE-based fetching of pending notification requests . 28
Figure 18 – Sending a notification to an OITF . 29
Figure 19 – Sending a notification to a cellular device . 29
Figure 20 – Content Bookmarking in a scheduled content session . 31
Figure 21 – Content bookmarking in a content on demand session . 32
Figure 22 – Content-related bookmark retrieval . 33
Figure 23 – Content bookmark update . 34
Figure 24 – Signalling flow of PCh configuration . 36
Figure 25 – Signalling flow of PCh service setup . 38
Figure 26 – Call flow for a local PVR recording session . 41
Figure 27 – Call flow for a remote request for a local PVR recording session . 44
Figure 28 – Call flow for network PVR recording session – Synchronous method . 47
Figure 29 – Call flow for network PVR recording – Asynchronous method . 50
Figure 30 – OITF-centric personalised channel . 53
Figure 31 – Retrieving emergency notifications . 54
Figure 32 – Procedure for network-generated notifications . 56
Figure 33 – High-level session procedure . 57
Figure 34 – Target device initiating a COD session in relation to session transfer . 58
Figure 35 – IG handling of CoD initiated sessions associated with session transfers . 59
Figure 36 – Transferor imitating a session transfer request to a transferee in push
mode . 60
Figure 37 – Post successful session establishment by the transferee . 61
Figure 38 – Default IMS public identity registration procedure in a managed model . 62
Figure 39 – IPTV end-user IMPU registration procedure in a managed model . 63
Figure 40 – IPTV end-user de-registration procedure in a managed model . 64
Figure 41 – IPTV default identity de-registration procedure in a managed model . 64
Figure 42 – Call flow for subscription to the registration event . 65
Figure 43 – Service profile management based on XCAP . 67

– 4 – IEC 62766-4-2:2017 © IEC 2017
Figure 44 – RTCP receiver report packet . 70
Figure 45 – RTCP XR packet . 71
Figure 46 – Registration for non-native HNI-IGI . 73
Figure 47 – Instant message origination call flow . 74
Figure 48 – Incoming message call flow . 75
Figure 49 – Caller identification call flow . 76
Figure 50 – IMS telephony service based caller identification . 77
Figure 51 – Subscription to presence . 78
Figure 52 – Cancellation of presence subscription .
...