ETSI TS 123 271-2016 Digital cellular telecommunications system (Phase 2+) (GSM) Universal Mobile Telecommunications System (UMTS) LTE Functional stage 2 description of Location Se.pdf

1、 ETSI TS 1Digital cellular telecommUniversal Mobile TelFunctional stage 2 de(3GPP TS 23.2TECHNICAL SPECIFICATION123 271 V13.0.0 (2016mmunications system (Phase elecommunications System (LTE; description of Location Servic.271 version 13.0.0 Release 1316-03) e 2+) (GSM); (UMTS); ices (LCS) 13) ETSI E

2、TSI TS 123 271 V13.0.0 (2016-03)13GPP TS 23.271 version 13.0.0 Release 13Reference RTS/TSGS-0223271vd00 Keywords LTE, GSM, 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

3、 lucratif enregistre 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

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6、 present 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 aut

7、horized 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 2016. All rights reserved. DECTTM, P

8、LUGTESTSTM, 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 Associ

9、ation. ETSI ETSI TS 123 271 V13.0.0 (2016-03)23GPP TS 23.271 version 13.0.0 Release 13Intellectual 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 ETS

10、I members 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:/ip

11、r.etsi.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

12、to the present document. Foreword This Technical Specification (TS) has been produced by ETSI 3rd Generation 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 a

13、s being 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“, “wil

14、l“, “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 123 271 V13.0.0 (2016-03)33GPP

15、TS 23.271 version 13.0.0 Release 13Contents Intellectual Property Rights 2g3Foreword . 2g3Modal verbs terminology 2g3Foreword . 9g31 Scope 10g32 References 10g33 Definitions, symbols and abbreviations . 12g33.1 Definitions 12g33.2 Symbols 16g33.3 Abbreviations . 16g34 Main concepts 20g34.1 Assumptio

16、ns . 20g34.2 Location Services Categories . 21g34.3 Positioning methods . 21g34.3.1 Standard LCS Methods in UTRAN 21g34.3.2 Standard LCS Methods in GERAN 21g34.3.3 Standard LCS Methods in E-UTRAN 22g34.4 Types of Location Request . 22g34.4.1 Immediate Location Request 22g34.4.2 Deferred Location Req

17、uest . 22g34.4.2.1 Types of event . 22g34.5 Concurrent Location Requests . 23g35 General LCS architecture . 23g35.1 LCS access interfaces . 23g35.2 LCS Functional diagram, high level functions . 24g35.3 LCS Client functional group 25g35.3.1 External Location Client Function (LCF) . 25g35.4 LCS Serve

18、r functional group 25g35.4.1 Client handling component . 25g35.4.1.1 Location Client Control Function (LCCF) 25g35.4.1.2 Location Client Authorization Function (LCAF) 26g35.4.1.2.1 Access Subfunction . 26g35.4.1.2.2 Subscription Subfunction 26g35.4.1.3 Location Client Co-ordinate Transformation Func

19、tion (LCCTF) . 26g35.4.1.4 Location Client Zone Transformation Function (LCZTF) 27g35.4.2 System handling component . 27g35.4.2.1 Location System Control Function(LSCF) . 27g35.4.2.2 Location System Billing Function (LSBF) . 27g35.4.2.3 Location System Operations Function (LSOF) . 27g35.4.2.4 Locati

20、on System Broadcast Function (LSBcF) . 27g35.4.2.5 Location System Co-ordinate Transformation Function (LSCTF) . 27g35.4.2.6 Location IMS Interworking Function (LIMS-IWF) . 27g35.4.3 Subscriber handling Component . 27g35.4.3.1 Location Subscriber Authorization Function (LSAF) . 27g35.4.3.2 Location

21、Subscriber Translation Function (LSTF) . 28g35.4.3.3 Location Subscriber Privacy Function (LSPF) 28g35.4.4 Positioning components 28g35.5 Information Flows between Client and Server . 28g35.5.1 Location Service Request . 28g35.5.2 Location Service Response . 29g35.6 Information Flows between LCS Ser

22、vers . 30g35.6.1 Location Service Request . 30g3ETSI ETSI TS 123 271 V13.0.0 (2016-03)43GPP TS 23.271 version 13.0.0 Release 135.6.2 Location Service Response . 31g35.7 Optimized Lgd Procedure 32g36 LCS Architecture 33g36.0 Introduction 33g36.1 Schematic functional description of LCS operations . 36

23、g36.2 Allocation of LCS functions to network elements . 37g36.3 Functional description of LCS per network element 40g36.3.1 Access Network 40g36.3.2 LCS Clients, LCS applications and Requestors 41g36.3.3 Gateway Mobile Location Centre, GMLC . 41g36.3.3A Location Retrieval Function, LRF 42g36.3.4 LCS

24、 support in the UE 42g36.3.5 MSC/VLR . 42g36.3.6 MSC Server 42g36.3.7 SGSN 43g36.3.8 Home Location Register, HLR . 43g36.3.9 HSS . 43g36.3.10 gsmSCF 43g36.3.11 Privacy Profile Register, PPR . 43g36.3.12 Pseudonym Mediation Device, PMD 43g36.3.13 Mobility Management Entity, MME 43g36.3.14 Evolved Ser

25、ving Mobile Location Centre, E-SMLC 44g36.4 Addressing the target UE for LCS purposes 44g36.4.1 Verinyms for the target UE . 44g36.4.2 Pseudonyms for the target UE 44g36.4.3 Non-dialable callback numbers. 44g36.5 Quality of Service Information . 44g36.5.1 LCS QoS Class . 45g36.5.1.1 Best Effort Clas

26、s . 45g36.5.1.2 Assured Class 45g37 Signalling and Interfaces 45g37.1 LCS signalling between Access and Core Networks for GERAN and UTRAN access networks . 45g37.1.1 Core network Location Request 45g37.1.2 Location Report 45g37.1a LCS signalling between Access and Core Networks for E-UTRAN access ne

27、tworks . 46g37.1a.1 Core network Measurement Request 46g37.1a.2 Location Measurement Report 46g37.2 Um, Uu and Uu-LTE Interfaces . 46g37.3 MAP Interfaces 46g37.4 Lpp interface 47g37.4.1 LCS Authorisation Request 47g37.4.2 LCS Authorisation Response 48g37.4.3 LCS Privacy Profile Update notification 4

28、9g37.4.4 LCS Privacy Profile Update notification ack 49g37.5 Lid interface . 49g37.5.1 LCS Identity Request 49g37.5.2 LCS Identity Response . 49g37.6 IMS related Interfaces 49g37.6.1 Dh Interface 49g37.6.2 Sh Interface. 49g37.6.3 Ml Interface 49g37.7 SLg Interface 50g37.8 SLs Interface 50g37.9 SLh I

29、nterface 50g37.10 SLm Interface . 50g37.11 Lgd Interface 50g38 General network location procedures . 50g38.1 State description for GMLC . 50g38.1.1 GMLC states . 50g38.1.1.1 NULL State. 50g3ETSI ETSI TS 123 271 V13.0.0 (2016-03)53GPP TS 23.271 version 13.0.0 Release 138.1.1.2 INTERROGATION State . 5

30、0g38.1.1.3 LOCATION State . 50g38.1.2 State functionality . 51g38.1.2.1 State Transitions 51g38.1.2.2 INTERROGATION Timer Function 51g38.1.2.3 LOCATION Timer Function 52g38.2 State description for VMSC and MSC Server 52g38.2.1 VMSC and MSC Server States . 52g38.2.1.1 LCS IDLE State 52g38.2.1.2 LOCAT

31、ION State . 52g38.2.2 State Functionality 52g38.2.2.1 State Transitions 52g38.2.2.2 LOCATION Timer Function 53g38.3 LCS State description for SGSN 53g38.3.1 SGSN States 53g38.3.1.1 LCS IDLE State 53g38.3.1.2 LOCATION State . 53g38.3.2 State Functionality 53g38.3.2.1 State Transitions 53g38.3.2.2 LOC

32、ATION Timer Function 54g38.4 Signalling connection for the Iu interface 54g38.5 Signalling connection for the A-interface 54g38.6 Gb interface mapping of target UE. 54g38.7 LCS State description for MME . 54g38.7.1 MME States 54g38.7.1.1 LCS IDLE State 54g38.7.1.2 LOCATION State . 54g38.7.2 State Fu

33、nctionality 55g38.7.2.1 State Transitions 55g38.7.2.2 LOCATION Timer Function 55g38.8 Signalling connection for the S1 interface . 55g39 General Network Positioning Procedures 55g39.1 Mobile Terminating Location Request . 56g39.1.1 Common MT-LR procedure in PS and CS domain 57g39.1.1A Common MT-LR p

34、rocedure in PS and CS domain for Emergency MT-LR 61g39.1.1.1 LCS Authorisation request 63g39.1.1.2 LCS Privacy Profile Update 64g39.1.1.3 LCS identity request 64g39.1.2 Circuit Switched Mobile Terminating Location Request (CS-MT-LR) . 65g39.1.2.1 Location Preparation Procedure 66g39.1.2.2 Positionin

35、g Measurement Establishment Procedure . 67g39.1.2.3 Location Calculation and Release Procedure 67g39.1.3 CS-MT-LR without HLR Query . 67g39.1.4 CS-MT-LR and PS-MT-LR for a previously obtained location estimate . 68g39.1.4.1 Initial Location 69g39.1.4.2 Current Location . 69g39.1.4.3 Last known Locat

36、ion . 69g39.1.4.4 Security and Privacy . 69g39.1.4.5 Failing to locate the target UE. 69g39.1.4.5.1 Target UE is “Not Reachable“ . 69g39.1.4.5.2 Target UE is “Detached“ . 70g39.1.4.5.3 Target UE is Reachable but Positioning Fails . 70g39.1.4.5.4 MSC Server or SGSN Target UE is “Purged“ . 70g39.1.5 N

37、etwork Induced Location Request (NI-LR) . 71g39.1.5.1 Location Preparation Procedure 71g39.1.5.2 Positioning Measurement Establishment Procedure . 72g39.1.5.3 Location Calculation and Release Procedure 72g39.1.5A NI-LR using Location Based Routing applicable to North American Emergency Calls only .

38、73g39.1.5A.1 Location Preparation Procedure 74g39.1.5A.2 Positioning Measurement Establishment Procedure . 74g39.1.5A.3 Location Calculation and Release Procedure 74g3ETSI ETSI TS 123 271 V13.0.0 (2016-03)63GPP TS 23.271 version 13.0.0 Release 139.1.5A.4 Location Preparation Procedure 74g39.1.5A.5 P

39、ositioning Measurement Establishment Procedure . 75g39.1.5A.6 Location Calculation and Release Procedure 75g39.1.6 Packet Switched Mobile Terminating Location Request (PS-MT-LR) 75g39.1.6.1 Location Preparation Procedure 76g39.1.6.2 Positioning Measurement Establishment Procedure . 77g39.1.6.3 Locat

40、ion Calculation and Release Procedure 78g39.1.6A PS-MT-LR without HLR Query . 78g39.1.7 Packet Switched Network Induced Location Request (PS-NI-LR) 79g39.1.7.1 Positioning Measurement Establishment Procedure . 80g39.1.7.2 Location Calculation and Release Procedure 80g39.1.8 Mobile Terminating Deferr

41、ed Location Request UE available event 81g39.1.8.1 Deferred Location Request Procedure 81g39.1.8.2 Location Report Procedure . 82g39.1.8.3 Combined Periodical/Deferred Mobile Terminating Location Request with UE available event. 83g39.1.8.4 Cancellation of a Deferred Location Request UE available ev

42、ent . 86g39.1.9 Deferred Location Request Procedure for the change of area event . 87g39.1.9.1 Cancellation of a Deferred Location Request Change of Area event . 90g39.1.10 Circuit Switched Post Positioning Notification and Verification Procedure 91g39.1.11 Packet Switched Post Positioning Notificat

43、ion and Verification Procedure . 94g39.1.12 Deferred Location Request Procedure for the Periodic Location Event . 95g39.1.12.1 Instigation of an MT-LR Request for Periodic Location 95g39.1.12.2 Reporting of Periodic Location . 97g39.1.12.3 LCS Client cancellation of a Deferred Location Request Perio

44、dic Location Event . 100g39.1.12.4 UE cancellation of a Deferred Location Request Periodic Location Event . 102g39.1.13 IW-MT-LR Procedure 104g39.1.14 IW-MT-LR Procedure without HLR/HSS or AAA Query . 105g39.1.15 EPC Mobile Terminating Location Request (EPC-MT-LR) 107g39.1.15.1 Location Preparation

45、Procedure 107g39.1.15.2 Positioning Measurement Establishment Procedure . 108g39.1.15.3 Location Calculation and Release Procedure 109g39.1.16 EPC-MT-LR without HLR Query 109g39.1.17 EPC Network Induced Location Request (EPC-NI-LR). 110g39.1.17.1 Positioning Measurement Establishment Procedure . 111

46、g39.1.17.2 Location Calculation and Release Procedure 111g39.1.18 EPC Post Positioning Notification and Verification Procedure 112g39.2 Mobile Originating Location Request 113g39.2.1 Mobile Originating Location Request, Circuit Switched (CS-MO-LR) . 113g39.2.1.1 Location Preparation Procedure 114g39

47、.2.1.2 Positioning Measurement Establishment Procedure . 115g39.2.1.3 Location Calculation and Release Procedure 115g39.2.2 Mobile Originating Location Request, Packet Switched (PS-MO-LR) 117g39.2.2.1 Location Preparation Procedure 117g39.2.2.2 Positioning Measurement Establishment Procedure . 118g3

48、9.2.2.3 Location Calculation and Release Procedure 118g39.2.3 MO-LR Request for Periodic Location Transfer to a Third Party 119g39.2.4 MO-LR Request for Periodic Self Location . 121g39.2.5 WLAN UE Originated Procedure in I-WLAN . 123g39.2.6 Mobile Originating Location Request, EPC (EPC-MO-LR) 124g39

49、.2.6.1 Location Preparation Procedure 124g39.2.6.2 Positioning Measurement Establishment Procedure . 125g39.2.6.3 Location Calculation and Release Procedure 125g39.3 LCS signalling procedures specified in UTRAN and GERAN Stage 2 . 126g39.3a LCS signalling procedures applicable to E-UTRAN 126g39.3a.1 UE Assisted and UE Based Positioning and Assistance Delivery 126g39.3a.2 Network Assisted and Network Based Positioning Procedure . 127g39.3a.3 Obtaining Non-UE Associated Network Assistance Data 128g39.4 Exception Procedures . 129g39.4.1 Procedures in the VMSC /MSC