SIST-TS ETSI/TS 102 657 V1.24.1:2020

SLOVENSKI STANDARD
SIST-TS ETSI/TS 102 657 V1.24.1:2020
01-april-2020
Zakonito prestrezanje (LI) - Ravnanje z zadržanimi podatki - Izročilni vmesnik za
zahtevo in izročanje zadržanih podatkov
Lawful Interception (LI) - Retained data handling - Handover interface for the request and
delivery of retained data
Ta slovenski standard je istoveten z: ETSI TS 102 657 V1.24.1 (2020-01)
ICS:
33.040.40 Podatkovna komunikacijska Data communication
omrežja networks
35.200 Vmesniška in povezovalna Interface and interconnection
oprema equipment
SIST-TS ETSI/TS 102 657 V1.24.1:2020 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST-TS ETSI/TS 102 657 V1.24.1:2020

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SIST-TS ETSI/TS 102 657 V1.24.1:2020
ETSI TS 102 657 V1.24.1 (2020-01)






TECHNICAL SPECIFICATION
Lawful Interception (LI);
Retained data handling;
Handover interface for the request and
delivery of retained data

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SIST-TS ETSI/TS 102 657 V1.24.1:2020
2 ETSI TS 102 657 V1.24.1 (2020-01)
Reference
RTS/LI-00181
Keywords
handover, retention
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SIST-TS ETSI/TS 102 657 V1.24.1:2020
 3 ETSI TS 102 657 V1.24.1 (2020-01)
Contents
Intellectual Property Rights . 8
Foreword . 8
Modal verbs terminology . 8
1 Scope . 9
2 References . 9
2.1 Normative references . 9
2.2 Informative references . 12
3 Definition of terms, symbols and abbreviations . 12
3.1 Terms . 12
3.2 Symbols . 13
3.3 Abbreviations . 13
4 Overview of handover interface . 15
4.1 Reference model . 15
4.2 Structure of document and applicable communication domains . 16
4.3 Categories of retained data . 17
4.4 Handover Interface port 1 (HI-A) and Handover Interface port 2 (HI-B) . 17
4.5 Model used for the RDHI . 18
5 Handover interface message flows . 18
5.1 Introduction . 18
5.1.1 Summary of this clause . 18
5.1.2 Message flow modes . 18
5.1.3 Delivery cases . 19
5.1.4 "Active" requests and "closed" requests . 19
5.1.5 Errors and failure situations . 19
5.1.5.1 Error and failure types . 19
5.1.5.2 Request process failure feedback . 20
5.1.5.3 Other errors . 20
5.1.5.4 Missing messages . 20
5.1.6 Cancelling a request . 21
5.1.7 Delivery of results . 21
5.1.8 State diagram . 22
5.1.9 Supplementary Messages . 23
5.2 Message flows for general situation . 23
5.2.1 Delivery of a response . 23
5.2.2 Cancellation of request . 24
5.2.3 Multi-part delivery . 25
5.3 Message flows for Authorized-Organization-initiated scenario . 26
5.3.1 Delivery of results or a failure response . 26
5.3.2 Cancellation of request . 27
5.3.3 Multi-part delivery . 28
5.4 Message types for HI-A and HI-B . 29
5.5 HI-A and HI-B addressing. 30
6 Definition of the elements for retained data messages . 30
6.1 Header information. 30
6.1.1 Use of header information . 30
6.1.2 RequestID field specification . 30
6.1.3 CSP Identifiers . 31
6.1.3.1 Use of CSP identifiers (CSPID) . 31
6.1.3.2 Third Party CSP Identifier (thirdPartyCSPID) . 31
6.1.4 Timestamp (timeStamp) . 31
6.1.5 RequestType (requestType) . 31
6.1.6 RequestFlag (requestFlag) . 31
6.2 Retained Data response . 31
ETSI

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6.2.1 General . 31
6.2.2 Additional information in response messages. 32
6.2.2.1 Record number (recordNumber) . 32
6.2.2.2 Response status (ResponseStatus) . 32
6.2.3 Volatile information . 32
6.2.4 Unavailable parameters . 32
6.3 Retained Data requests . 33
6.3.1 Information contained within a request . 33
6.3.2 Format of a request . 33
6.3.3 Additional information in requests . 34
6.3.3.1 Priority of a request . 34
6.3.3.2 Maximum hits . 34
6.3.3.3 Maximum records per batch . 34
6.3.3.4 Number of records limit . 35
6.4 Error messages . 35
7 Data exchange techniques . 35
7.1 General . 35
7.2 HTTP data exchange . 35
7.2.1 Basic configuration . 35
7.2.2 Single client/server . 36
7.2.3 Mutual client/server . 36
7.2.4 Details common to both single and mutual cases . 36
7.3 Direct TCP data exchange . 36
7.3.0 General . 36
7.3.1 Application layer . 37
7.3.2 Transport layer . 37
7.3.2.1 Introduction . 37
7.3.2.2 TCP settings . 37
7.3.3 Network layer . 37
7.3.4 Delivery networks . 37
8 Security Measures . 38
8.1 General . 38
8.2 Connection Level Security . 38
8.3 Application Level Security . 38
8.4 Technical Security Measures . 39
8.4.1 General . 39
8.4.2 Connection Level . 39
8.4.3 Application Level . 39
8.4.3.1 Hashes . 39
8.4.3.2 Digital Signatures . 39
8.4.3.3 HI-B Non-Repudiation . 39
8.4.3.4 Digital Signatures and Message Structure . 40
Annex A (normative): Data fields . 41
A.1 Summary . 41
A.1.1 Introduction to data fields . 41
A.1.2 Choice of data modelling language . 41
A.1.3 Overview . 41
A.2 Parameter definition for common fields . 42
A.2.1 RetainedDataHeader . 42
A.2.1.1 Parameters. 42
A.2.1.2 RequestID parameters . 42
A.2.2 RetainedDataPayload . 42
A.2.2.1 RequestMessage parameters . 42
A.2.2.2 RequestAcknowledgement parameters . 43
A.2.2.3 ResponseMessage parameters . 43
A.2.2.4 GetStatusMessage parameters . 43
A.2.2.5 StatusMessage parameters . 43
A.2.2.6 ErrorMessage parameters . 44
ETSI

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A.2.3 GenericSubscriberInfo . 44
A.2.3.1 Parameters. 44
A.2.3.2 OrganizationInfo parameters . 44
A.2.3.3 IndividualInfo parameters . 45
A.2.4 PaymentDetails . 46
A.3 ASN.1 definitions . 46
A.3.1 General . 46
A.3.1.1 ASN.1 syntax tree . 46
A.3.1.2 General remarks on ASN.1 . 46
A.3.2 ASN.1 Definitions for message headers . 47
A.3.2.1 Message wrappers . 47
A.3.2.2 Message headers . 47
A.3.3 ASN.1 definitions for common fields. 52
A.3.4 Schematic representation of top level ASN.1 . 56
Annex B (normative): Service-specific details for telephony services . 58
B.1 Scope . 58
B.2 Telephony fields . 58
B.2.1 General . 58
B.2.2 Telephony Subscriber . 58
B.2.2.0 General . 58
B.2.2.1 subscriber ID . 58
B.2.2.2 genericSubscriberInfo . 59
B.2.2.3 telephonySubscriberInfo . 59
B.2.2.4 subscribedTelephonyServices . 59
B.2.2.4.1 Description . 59
B.2.3 Telephony Billing Details . 60
B.2.3.0 General . 60
B.2.3.1 BillingRecords . 60
B.2.4 TelephonyServiceUsage . 61
B.2.4.1 Parameters. 61
B.2.4.2 PartyInformation . 61
B.2.4.3 SMSInformation . 62
B.2.4.4 MmsInformation . 62
B.2.5 TelephonyDevice. 62
B.2.5.1 General . 62
B.2.6 TelephonyNetworkElement . 63
B.2.6.1 General . 63
B.2.6.2 Location parameters . 63
B.2.6.2.1 General . 63
B.2.6.2.2 GSM Location Information . 64
B.2.6.2.3 UMTS Location Information . 65
B.2.6.2.4 Extended Location . 65
B.2.6.3 TransmitterDetails parameters . 65
B.2.6.3.1 General . 65
B.3 ASN.1 definitions for telephony . 65
B.4 Schematic view of ASN.1 definitions . 80
Annex C (normative): Service-specific details for asynchronous message services . 82
C.1 Scope . 82
C.2 Descriptions . 82
C.2.1 General . 82
C.2.2 MsgSubscriber . 83
C.2.2.0 General . 83
C.2.2.1 MsgS
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