ETSI ES 201 671-2018 Lawful Interception (LI) Handover interface for the lawful interception of telecommunications traffic (V3 2 1).pdf

1、 ETSI ES 201 671 V3.2.1 (2018-05) Lawful Interception (LI); Handover interface for the lawful interception of telecommunications traffic ETSI STANDARD ETSI ETSI ES 201 671 V3.2.1 (2018-05) 2 Reference RES/LI-00154 Keywords data, handover, interface, Lawful Interception, security, speech ETSI 650 Rou

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7、TSI. The copyright and the foregoing restriction extend to reproduction in all media. ETSI 2018. All rights reserved. DECTTM, PLUGTESTSTM, UMTSTMand the ETSI logo are trademarks of ETSI registered for the benefit of its Members. 3GPPTM and LTETMare trademarks of ETSI registered for the benefit of it

8、s Members and of the 3GPP Organizational Partners. oneM2M logo is protected for the benefit of its Members. GSMand the GSM logo are trademarks registered and owned by the GSM Association. ETSI ETSI ES 201 671 V3.2.1 (2018-05) 3 Contents Intellectual Property Rights 9g3Foreword . 9g3Modal verbs termi

9、nology 9g3Introduction 9g31 Scope 10g32 References 10g32.1 Normative references . 10g32.2 Informative references 14g33 Definitions and abbreviations . 15g33.1 Definitions 15g33.2 Abbreviations . 18g34 General requirements . 20g34.0 General . 20g34.1 Basic principles for the Handover Interface . 20g3

10、4.2 Legal requirements . 20g34.3 Functional requirements . 20g35 Overview of Handover Interface 21g35.0 General . 21g35.1 Handover Interface port 1 (HI1) . 22g35.1.0 General 22g35.1.1 Manual interface . 23g35.1.2 Electronic interface . 23g35.2 Handover Interface port 2 (HI2) . 23g35.3 Handover Inter

11、face port 3 (HI3) . 23g36 Specific identifiers for LI . 23g36.0 General . 23g36.1 Lawful Interception IDentifier (LIID) 24g36.2 Communication IDentifier (CID) . 24g36.2.0 General 24g36.2.1 Network IDentifier (NID) . 24g36.2.2 Communication Identity Number (CIN) - optional 25g37 HI1: Interface port f

12、or administrative information . 25g37.0 General . 25g37.1 Information for the activation of lawful interception . 25g37.2 LI notifications towards the LEMF 26g38 HI2: Interface port for Intercept Related Information 26g38.0 General . 26g38.1 Data transmission protocols . 26g38.1.0 Introduction. 26g3

13、8.1.1 Application for IRI (HI2 information) 27g38.2 Types of IRI records . 27g39 HI3: Interface port for Content of Communication 27g310 Performance and quality . 28g310.1 Timing 28g310.2 Quality 28g311 Security aspects 28g311.0 General . 28g311.1 Security properties 28g311.2 Security mechanisms 29g

14、3ETSI ETSI ES 201 671 V3.2.1 (2018-05) 4 12 Quantitative aspects 29g3Annex A (normative): Circuit switched network handover . 30g3A.0 General . 30g3A.1 Specific identifiers for LI . 30g3A.1.0 General . 30g3A.1.1 CC Link IDentifier (CCLID) 30g3A.1.2 Circuit switched LI correlation between CC and IRI

15、. 30g3A.1.3 Usage of Identifiers 30g3A.2 HI1: interface port for administrative state 31g3A.3 HI2: interface port for IRI 31g3A.3.1 Definition of Intercept Related Information (IRI) 31g3A.3.2 Structure of IRI records 32g3A.3.2.0 General 32g3A.3.2.1 Control information for HI2 32g3A.3.2.2 Basic call

16、information . 32g3A.3.2.3 Information on Supplementary Services, related to a call in progress 33g3A.3.2.4 Information on non-call related Supplementary Services . 33g3A.3.3 Selection of parameters for IRI records 34g3A.3.4 Coding of parameters in IRI records 36g3A.3.5 Information content of the IRI

17、 record types . 37g3A.4 HI3: interface port for Content of Communication 37g3A.4.0 General . 37g3A.4.1 Delivery of Content of Communication (CC) 37g3A.4.1.0 General 37g3A.4.1.1 Delivery of TETRA CC over circuit switched handover networks 38g3A.4.2 Delivery of packetized Content of Communication (CC)

18、 (general) . 38g3A.4.2.0 General 38g3A.4.2.1 Delivery of TETRA CC over packet switched handover networks 39g3A.4.3 Control information for circuit switched Content of Communication (CC) . 39g3A.4.4 Exception handling . 40g3A.4.4.1 Failure of CC links 40g3A.4.4.2 Fault reporting 40g3A.4.5 Security re

19、quirements at the interface port HI3 41g3A.4.5.0 General 41g3A.4.5.1 LI access verification 41g3A.4.5.2 Access protection 41g3A.4.5.3 Authentication . 41g3A.5 LI procedures for circuit switched supplementary services . 42g3A.5.1 General . 42g3A.5.2 CC link Impact . 44g3A.5.3 IRI impact, general prin

20、ciple for sending IRI records 44g3A.5.4 Multi party calls - general principles, options A, B 45g3A.5.4.0 General 45g3A.5.4.1 CC links for active and non-active calls (option A) 45g3A.5.4.2 Reuse of CC links for active calls (option B) . 45g3A.5.5 Subscriber Controlled Input (SCI): Activation/Deactiv

21、ation/Interrogation of services . 46g3A.6 Detailed procedures for circuit switched supplementary services 46g3A.6.1 Advice of Charge services (AOC) 46g3A.6.2 Call Waiting (CW) . 46g3A.6.2.1 Call Waiting (CW) at target: CC links 46g3A.6.2.2 Call Waiting: IRI records 47g3A.6.2.2.1 Target is served use

22、r 47g3A.6.2.2.2 Other party is served user 47g3A.6.3 Call Hold/Retrieve 47g3A.6.3.1 CC links for active and non-active calls (option A) 47g3A.6.3.2 Reuse of CC links for active calls (option B) . 47g3ETSI ETSI ES 201 671 V3.2.1 (2018-05) 5 A.6.3.3 IRI records 47g3A.6.3.3.1 Invocation of Call Hold or

23、 Retrieve by target . 47g3A.6.3.3.2 Invocation of Hold or Retrieve by other parties 47g3A.6.4 Explicit Call Transfer (ECT) 47g3A.6.4.1 Explicit Call Transfer (ECT), CC link 47g3A.6.4.2 Explicit Call Transfer (ECT), IRI records 48g3A.6.5 Calling Line Identification Presentation (CLIP) (IRI Records) 4

24、8g3A.6.5.1 Call originated by target (other party is served user) 48g3A.6.5.2 Call terminated at target (target is served user) 48g3A.6.6 Calling Line Identification Restriction (CLIR) 48g3A.6.7 COnnected Line identification Presentation (COLP) . 48g3A.6.7.1 Call terminated at target (other party is

25、 served user) 48g3A.6.7.2 Call originated by target (target is served user) 48g3A.6.8 COnnected Line identification Restriction (COLR) . 48g3A.6.9 Closed User Group (CUG) . 49g3A.6.10 Completion of Call to Busy Subscriber (CCBS) 49g3A.6.11 CONFerence call, add-on (CONF) . 49g3A.6.11.1 CONFerence cal

26、ls, add on: CC links 49g3A.6.11.2 Conference calls: IRI records 49g3A.6.12 Three Party Service (Conference) 49g3A.6.12.1 CC links 49g3A.6.12.2 Three Party Service, IRI Records . 49g3A.6.13 Meet-Me Conference (MMC) 49g3A.6.14 Direct Dialling In (DDI) . 50g3A.6.15 Multiple Subscriber Number (MSN) 50g3

27、A.6.16 DIVersion services (DIV) 50g3A.6.16.0 General 50g3A.6.16.1 Call Diversion by target 50g3A.6.16.1.1 Call Diversion by target, CC links 50g3A.6.16.1.2 Call Diversion by target, IRI records 51g3A.6.16.2 Forwarded call terminated at target 51g3A.6.16.3 Call from target forwarded . 51g3A.6.17 Vari

28、ants of call diversion services 51g3A.6.18 Void 51g3A.6.19 Malicious Call IDentification (MCID) . 51g3A.6.20 SUBaddressing (SUB) 51g3A.6.21 Terminal Portability (TP) . 51g3A.6.21.1 CC links 51g3A.6.21.2 IRI records 51g3A.6.21.2.1 Invocation of Terminal Portability by target . 51g3A.6.21.2.2 Invocati

29、on of Terminal Portability by other parties 52g3A.6.22 User-to-User Signalling (UUS) 52g3A.6.23 Abbreviated Address (AA) . 52g3A.6.24 Fixed Destination Call (FDC) 52g3A.6.25 Alarm Call (AC)/Wake-Up Service (WUS) . 52g3A.6.26 Incoming Call Barring (ICB) 52g3A.6.27 Outgoing Call Barring (OCB) 52g3A.6.

30、28 Completion of Calls on No Reply (CCNR) 52g3A.6.29 Reverse charging 52g3A.6.30 Line hunting . 53g3A.6.31 Message Wait Indication (MWI) 53g3A.6.32 Name display 53g3A.6.33 Tones, announcements . 53g3A.7 Void 53g3A.8 GSM circuit switched technology annex 53g3A.8.1 Functional architecture . 53g3A.8.2

31、Correlation of CC and IRI (see clause 6) . 54g3A.8.3 HI3 (delivery of CC) 54g3A.8.4 HI2 (delivery of IRI) 54g3A.9 TETRA technology annex 56g3ETSI ETSI ES 201 671 V3.2.1 (2018-05) 6 A.10 NGN PSTN/ISDN emulation and simulation services technology annex . 56g3A.10.0 General . 56g3A.10.1 Functional arch

32、itecture . 56g3A.10.2 Correlation 56g3A.10.3 HI2 57g3A.10.4 HI3 57g3Annex B (normative): Packet switched network handover 58g3B.1 Specific identifiers for LI . 58g3B.2 HI1: interface port for administrative state 58g3B.3 HI2: interface port for IRI 58g3B.3.1 Definition of Interception Related Inform

33、ation for packet switched 58g3B.3.2 Exception handling . 58g3B.3.3 Security aspects 58g3B.4 HI3: interface port for Content of Communication (CC) . 59g3B.5 GPRS technology annex . 59g3B.5.1 Functional architecture . 59g3B.5.2 Correlation 60g3B.5.2.1 Correlation of the present document IDs to GSM IDs

34、 60g3B.5.2.2 GPRS LI correlation between CC and IRI 60g3B.5.3 HI2 (delivery of IRI) 60g3B.5.4 HI3 (Delivery of CC) . 61g3Annex C (normative): HI2 Delivery mechanisms and procedures 62g3C.0 Premise . 62g3C.1 ROSE 62g3C.1.1 Architecture 62g3C.1.2 ASE_HI procedures 62g3C.1.2.1 Sending part 62g3C.1.2.2

35、Receiving part . 64g3C.1.2.3 Data link management 64g3C.1.2.3.0 General 64g3C.1.2.3.1 Data link establishment . 64g3C.1.2.3.2 Data link release 65g3C.1.2.4 Handling of unrecognized fields and parameters 65g3C.1.3 Void 65g3C.2 FTP . 65g3C.2.1 Introduction 65g3C.2.2 Usage of the FTP 66g3C.2.3 Profiles

36、 . 67g3C.2.4 File content . 69g3C.2.5 Exceptional procedures 69g3C.2.6 Other considerations . 70g3Annex D (normative): Structure of data at the Handover Interface . 71g3D.0 General . 71g3D.1 Syntax definitions . 71g3D.2 Object tree 72g3D.3 HI management operation 73g3D.4 LI management notification .

37、 74g3D.5 Intercept related information (HI2 PS and CS) 76g3D.6 User data packet transfer (HI3 CS) 90g3ETSI ETSI ES 201 671 V3.2.1 (2018-05) 7 D.7 TETRA data transfer (HI3 interface) . 91g3D.8 Definition of the UUS1 content associated to the CC link . 91g3D.9 Content of Communication (HI3 GPRS) . 92g

38、3Annex E (informative): Use of subaddress and calling party number to carry correlation information . 94g3E.1 Introduction 94g3E.2 Subaddress options . 94g3E.3 Subaddress coding 94g3E.3.0 General . 94g3E.3.1 BCD values 94g3E.3.2 Field order and layout . 95g3E.4 Field coding 101g3E.4.0 General . 101g

39、3E.4.1 Direction . 101g3E.4.2 Coding of the Calling Party Number 101g3E.5 Length of fields 102g3Annex F (informative): GPRS HI3 Interface . 103g3F.1 Functional architecture . 103g3F.2 Correlation 103g3F.3 HI3 Delivery Content of Communication (CC) . 104g3F.3.0 General . 104g3F.3.1 GPRS LI correlatio

40、n header . 104g3F.3.1.1 Introduction. 104g3F.3.1.2 Definition of GLIC header 104g3F.3.1.3 Exceptional procedure 106g3F.3.1.4 Other considerations . 106g3F.3.2 FTP . 106g3F.3.2.1 Introduction. 106g3F.3.2.2 Usage of the FTP 106g3F.3.2.3 Profiles 108g3F.3.2.4 Exceptional procedures . 110g3F.3.2.5 CC co

41、ntents for FTP . 110g3F.3.2.5.1 Fields . 110g3F.3.2.5.2 Information Element syntax 112g3F.3.2.6 Other considerations . 113g3Annex G (informative): LEMF requirements - handling of unrecognized fields and parameters 115g3Annex H (informative): IP Multimedia Subsystem (IMS) handover . 116g3H.0 General

42、. 116g3H.1 Specific identifiers for LI . 116g3H.1.0 General . 116g3H.1.1 Lawful interception identifier . 117g3H.1.2 Network identifier 117g3H.1.3 Correlation number. 117g3H.1.4 IRI for IMS . 118g3H.1.4.0 General 118g3H.1.4.1 Events and information . 119g3H.1.5 Correlation indications of IMS IRI wit

43、h GSN CC at the LEMF 120g3Annex I (informative): Latest ASN.1 module versions 122g3ETSI ETSI ES 201 671 V3.2.1 (2018-05) 8 Annex J (informative): Bibliography . 123g3Annex K (informative): Change Request history . 125g3History 128g3ETSI ETSI ES 201 671 V3.2.1 (2018-05) 9 Intellectual Property Rights

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48、te an endorsement by ETSI of products, services or organizations associated with those trademarks. Foreword This ETSI Standard (ES) has been produced by ETSI Technical Committee Lawful Interception (LI). Modal verbs terminology In the present document “shall“, “shall not“, “should“, “should not“, “m

49、ay“, “need not“, “will“, “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. Introduction References within the main body of the present document are made if applicable to the 3GPP specification number with in square brackets the reference number as listed in clause 2. In clause 2 “References“ the corresponding ETSI specification number is indicated with a reference to the 3GPP spe