1、 ETSI TS 123 218 V14.0.0 (2017-04) Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia (IM) session handling; IM call model; Stage 2 (3GPP TS 23.218 version 14.0.0 Release 14) TECHNICAL SPECIFICATION ETSI ETSI TS 123 218
2、V14.0.0 (2017-04)13GPP TS 23.218 version 14.0.0 Release 14Reference RTS/TSGC-0123218ve00 Keywords GSM,LTE,UMTS ETSI 650 Route des Lucioles F-06921 Sophia Antipolis Cedex - FRANCE Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16 Siret N 348 623 562 00017 - NAF 742 C Association but non lucratif enregis
3、tre la Sous-Prfecture de Grasse (06) N 7803/88 Important notice The present document can be downloaded from: http:/www.etsi.org/standards-search The present document may be made available in electronic versions and/or in print. The content of any electronic and/or print versions of the present docum
4、ent shall not be modified without the prior written authorization of ETSI. In case of any existing or perceived difference in contents between such versions and/or in print, the only prevailing document is the print of the Portable Document Format (PDF) version kept on a specific network drive withi
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6、t document, please send your comment to one of the following services: https:/portal.etsi.org/People/CommiteeSupportStaff.aspx Copyright Notification No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm except as authorized
7、 by written permission of ETSI. The content of the PDF version shall not be modified without the written authorization of ETSI. The copyright and the foregoing restriction extend to reproduction in all media. European Telecommunications Standards Institute 2017. All rights reserved. DECTTM, PLUGTEST
8、STM, UMTSTMand the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members. 3GPPTM and LTE are Trade Marks of ETSI registered for the benefit of its Members and of the 3GPP Organizational Partners. GSM and the GSM logo are Trade Marks registered and owned by the GSM Association.
9、ETSI ETSI TS 123 218 V14.0.0 (2017-04)23GPP TS 23.218 version 14.0.0 Release 14Intellectual Property Rights IPRs essential or potentially essential to the present document may have been declared to ETSI. The information pertaining to these essential IPRs, if any, is publicly available for ETSI membe
10、rs and non-members, and can be found in ETSI SR 000 314: “Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respect of ETSI standards“, which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web server (https:/ipr.etsi.
11、org/). Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web server) which are, or may be, or may become, essential to the
12、present document. Foreword This Technical Specification (TS) has been produced by the ETSI 3rdGeneration Partnership Project (3GPP). The present document may refer to technical specifications or reports using their 3GPP identities, UMTS identities or GSM identities. These should be interpreted as be
13、ing references to the corresponding ETSI deliverables. The cross reference between GSM, UMTS, 3GPP and ETSI identities can be found under http:/webapp.etsi.org/key/queryform.asp. Modal verbs terminology In the present document “shall“, “shall not“, “should“, “should not“, “may“, “need not“, “will“,
14、“will not“, “can“ and “cannot“ are to be interpreted as described in clause 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of provisions). “must“ and “must not“ are NOT allowed in ETSI deliverables except when used in direct citation. ETSI ETSI TS 123 218 V14.0.0 (2017-04)33GPP TS 2
15、3.218 version 14.0.0 Release 14Contents Intellectual Property Rights 2g3Foreword . 2g3Modal verbs terminology 2g3Foreword . 6g31 Scope 7g32 References 7g33 Definitions and abbreviations . 8g33.1 Definitions 8g33.2 Abbreviations . 9g34 Architecture and information flows for IM multimedia session 11g3
16、4.0 Introduction 11g34.1 Architecture for a UE-originating IP multimedia session 11g34.2 Architecture for a UE-terminating IP multimedia session 11g34.3 Void 12g34.4 Void 12g34.5 Void 12g35 Functional requirements of network entities 12g35.1 Architecture for service provision for IP multimedia subsy
17、stem . 12g35.1.1 General 12g35.1.2 Provision of media resources 13g35.1.2A Border control concepts for the ISC interface. 13g35.1.3 Border control concepts for other interfaces . 14g35.1A IMS communication service identifier (ICSI) 15g35.1B IMS Application Reference Identifier (IARI) 16g35.2 Service
18、 interaction with IP multimedia subsystem . 16g35.2.1 Service Point Triggers (SPTs) 16g35.2.2 Filter Criteria 16g35.2.3 S-CSCF Filter Criteria processing 17g35.2.4 Transit Invocation Criteria 18g35.2.5 Transit Function Transit Invocation Criteria processing. 18g36 Functional requirements of serving
19、CSCF and Transit Function . 20g36.1 Modes of operation of the S-CSCF and Transit Function 20g36.1.1 General overview of functional models and modes of operation of the S-CSCF . 20g36.1.2 General overview of functional models and modes of operation of the Transit Function 21g36.2 Interfaces defined f
20、or S-CSCF and Transit Function . 22g36.2.1 S-CSCF CSCF (Mw) interface 22g36.2.2 S-CSCF Application Server (ISC) interface 22g36.2.3 S-CSCF HSS (Cx) interface. 22g36.2.4 S-CSCF MRB (ISC) interface . 22g36.2.5 S-CSCF MRF (Mr) interface . 22g36.2.6 Transit Function Application Server (ISC) interface .
21、22g36.3 S-CSCF handling of SIP registration . 22g36.4 S-CSCF handling of UE-originating requests 23g36.4.1 S-CSCF handling of UE-originating requests, registered user . 23g36.4.2 S-CSCF handling of UE-originating requests, unregistered user 24g36.5 S-CSCF handling of UE-terminating requests . 25g36.
22、5.1 S-CSCF handling of UE-terminating requests, registered user . 25g36.5.2 S-CSCF handling of UE-terminating requests, unregistered user . 26g36.5A Transit Function handling of requests 27g36.5A.1 Transit Function handling of initial requests and standalone requests 27g36.6 S-CSCF and Transit Funct
23、ion handling of IP multimedia session release requests . 28g36.6.0 Introduction. 28g3ETSI ETSI TS 123 218 V14.0.0 (2017-04)43GPP TS 23.218 version 14.0.0 Release 146.6.1 S-CSCF and Transit Function proxying release request . 28g36.6.2 S-CSCF and Transit Function initiating release request . 28g36.7
24、S-CSCF handling of subscription and notification . 29g36.8 S-CSCF handling IMS charging . 29g36.8A Transit Function handling IMS charging 30g36.9 S-CSCF description of subscriber data . 31g36.9.1 Application Server subscription information 31g36.9.2 Filter Criteria 31g36.9.2.0 Introduction . 31g36.9
25、.2.1 Application Server address . 31g36.9.2.2 Default handling 31g36.9.2.3 Trigger point . 31g36.9.2.4 iFC Priority . 31g36.9.2.5 Service Information . 31g36.9.2.6 Include Register Request . 32g36.9.2.7 Include Register Response 32g36.9.3 Authentication data . 32g37 Functional requirements of HSS 32
26、g37.1 Subscriber data related storage requirements for HSS . 32g37.2 Interfaces defined for HSS . 32g37.2.1 HSS CSCF (Cx) interface 32g37.2.2 HSS - Application Server (Sh) interface . 33g37.2.3 HSS CSE interface . 33g37.2.4 HSS IM-SSF Application Server interface 33g37.3 Procedures during IP multime
27、dia registration 33g37.4 Procedures during IP multimedia sessions . 33g38 Functional requirements of the MRFC . 33g38.1 Functionality of the MRFC 33g38.1.1 Overview of MRFC Functionality 33g38.1.2 Tones and announcements 34g38.1.3 Ad-hoc conferences (multiparty calls) 34g38.1.4 Transcoding 35g38.2 I
28、nterfaces defined for MRFC 35g38.2.1 MRFC S-CSCF (Mr) interface . 35g38.2.2 Application Server MRFC (Cr) interface . 35g38.2.3 Application Server MRFC (Mr) interface . 36g38.2.4 MRB MRFC (Mr) interface 36g38.2.5 MRB MRFC (Cr) interface 36g39 Generic IP multimedia session handling for SIP Application
29、 Servers . 37g39.1 Architecture 37g39.1.0 Introduction. 37g39.1.1 Modes of operation between Application Server and S-CSCF . 38g39.1.1.0 Introduction . 38g39.1.1.1 Application Server acting as terminating UA, or redirect server 38g39.1.1.2 Application Server acting as originating UA 39g39.1.1.3 Appl
30、ication Server acting as a SIP proxy 39g39.1.1.4 Application Server performing third party call control/ B2BUA mode 39g39.1.1.5 Application Server not involved or no longer involved 41g39.1.2 Modes of operation between Application Server and Transit Function 41g39.2 Interfaces defined for a SIP Appl
31、ication Server . 41g39.2.1 S-CSCF Application Server (ISC) interface 41g39.2.2 Application Server HSS (Sh) interface 41g39.2.3 Application Server SLF (Dh) interface 41g39.2.4 Application Server MRFC (Cr) interface . 41g39.2.5 Application Server MRB interface (Rc) 41g39.2.6 Transit Function Applicati
32、on Server (ISC) interface . 42g39.3 Description of Application Server related subscriber data . 42g39.3.1 Application server subscription information . 42g39.3.1.0 Introduction . 42g39.3.1.1 Service key 42g3ETSI ETSI TS 123 218 V14.0.0 (2017-04)53GPP TS 23.218 version 14.0.0 Release 149.3.1.2 Servic
33、e platform trigger points (STP) . 42g39.3.1.3 Service scripts . 42g39.4 Procedures for multimedia session handling with a SIP based Application Server . 42g39.4.1 Application Server handling of UE-originating requests 42g39.4.2 Application Server handling of UE-terminating requests . 43g39.4.3 Appli
34、cation Server handling of SIP registration . 43g39.4.4 Application Server handling of IP multimedia session release requests . 43g39.4.4.1 Session release request terminated at the Application Server . 43g39.4.4.2 Session release request proxied by the Application Server . 44g39.4.4.3 Session releas
35、e request initiated by the Application Server 44g39.4.5 Application server handling of IP multimedia charging . 45g310 IP multimedia session handling with IM-SSF Application Server. 45g311 IP multimedia session handling with an OSA-Service Capability Server 45g312. IP multimedia session handling wit
36、h an Charging Server 45g313 Media resource broker (MRB) . 46g313.0 General . 46g313.1 MRB Query Mode 47g313.2 MRB In-Line Mode 48g313.3 MRB knowledge of MRF resources and other information . 48g3Annex A (informative): Scalability and deployment considerations for IP multimedia service provision . 49
37、g3Annex B (informative): Information flows for example services . 51g3B.1 Call forwarding example 51g3B.1.1 Call forwarding through Application Servers. 51g3B.1.1.0 Introduction. 51g3B.1.1.1 Service activation and programming 52g3B.1.1.2 Service invocation and control 52g3B.1.2 Assumptions . 53g3B.1
38、.3 UE redirect based call flows . 53g3B.1.4 S-CSCF based redirect call flows . 54g3B.2 Announcement, conferencing and transcoding examples using MRFC . 56g3B.2.1 Example information flow for a UE-originating IP multimedia session that results in playing an announcement . 56g3B.2.2 Example informatio
39、n flow for a UE-originating IP multimedia ad-hoc conferencing session (multiparty call) . 58g3B.2.3 Example information flows for a UE-originating IP multimedia session that requires transcoding 60g3B.3 Example information flows for a voicemail service . 64g3B.3.1 User out of coverage message record
40、ing 64g3B.3.2 User IMS registers voice mail service plays back messages 66g3Annex C (informative): Example for Initial filter criteria triggering 69g3Annex D (informative): Change history . 71g3History 75g3ETSI ETSI TS 123 218 V14.0.0 (2017-04)63GPP TS 23.218 version 14.0.0 Release 14Foreword This T
41、echnical Specification (TS) has been produced by ETSI 3rd Generation Partnership Project (3GPP). The contents of the present document are subject to continuing work within the TSG and may change following formal TSG approval. Should the TSG modify the contents of the present document, it will be re-
42、released by the TSG with an identifying change of release date and an increase in version number as follows: Version x.y.z where: x the first digit: 1 presented to TSG for information; 2 presented to TSG for approval; 3 or greater indicates TSG approved document under change control. y the second di
43、git is incremented for all changes of substance, i.e. technical enhancements, corrections, updates, etc. z the third digit is incremented when editorial only changes have been incorporated in the document. ETSI ETSI TS 123 218 V14.0.0 (2017-04)73GPP TS 23.218 version 14.0.0 Release 141 Scope The pre
44、sent document specifies the IP Multimedia (IM) Call Model for handling of an IP multimedia session origination and termination for an IP Multimedia subscriber. The present document includes interactions between an Application Server and IP multimedia sessions. The IP Multimedia (IM) Subsystem stage
45、2 is specified in 3GPP TS 23.228 3. 2 References The following documents contain provisions which, through reference in this text, constitute provisions of the present document. References are either specific (identified by date of publication, edition number, version number, etc.) or non-specific.
46、For a specific reference, subsequent revisions do not apply. For a non-specific reference, the latest version applies. In the case of a reference to a 3GPP document (including a GSM document), a non-specific reference implicitly refers to the latest version of that document in the same Release as th
47、e present document. 1 Void. 2 3GPP TR 21.905: “Vocabulary for 3GPP Specifications“. 3 3GPP TS 23.228: “ IP multimedia subsystem; Stage 2“. 4 Void. 5 3GPP TS 24.229: “IP multimedia call control protocol based on SIP and SDP; stage 3“. 6 IETF RFC 3261: “SIP: Session Initiation Protocol“. 7 3GPP TR 29.
48、998-4-4 Release 8: “Open Service Access (OSA); Application Programming Interface (API) Mapping for Open Service Access (OSA); Part 4: Call Control Service Mapping; Subpart 4: Multiparty Call Control SIP“. 8 3GPP TS 29.228: “IP Multimedia (IM) Subsystem Cx Interface; Signalling flows and message cont
49、ents“. 9 3GPP TS 23.278: “Customised Applications for Mobile network Enhanced Logic (CAMEL); IP Multimedia System (IMS) interworking; Stage 2“. 10 3GPP TS 23.008: “Organisation of subscriber data“. 11 3GPP TS 33.203: “Access security for IP based services“. 12 3GPP TS 29.198: “Open Service Access (OSA); Application programming Interface (API)“. 13 Void. 14 3GPP TS 29.078: “Customised Applications for Mobile network Enhanced Logic (CAMEL) Phase 3; CAMEL Application Part (CAP) specification“. 15 IE
