Table of Contents

Intellectual Property Rights
Foreword
Introduction
1 Scope
2 References
3 Definitions and abbreviations
   3.1 Definitions
   3.2 Abbreviations
4 General requirements
   4.1 Basic principles for the handover interface
   4.2 Legal requirements
   4.3 Functional requirements
5 Overview of handover interface
   5.1 Handover interface port 1 (HI1)
   5.2 Handover interface port 2 (HI2)
   5.3 Handover interface port 3 (HI3)
6 Specific identifiers for LI
   6.1 Lawful interception identifier (LIID)
   6.2 Communication identifier
7 HI1: Interface port for administrative information
   7.1 Information for the activation of lawful interception
   7.2 LI notifications towards the LEMF
8 HI2: Interface port for intercept related information
   8.1 Data transmission link, protocol
   8.2 Types of IRI records
9 HI3: Interface port for content of communication
10 Performance & quality
   10.1 Timing
   10.2 Quality
11 Security aspects
   11.1 Security properties
   11.2 Security mechanisms
12 Quantitative aspects
Annex A (normative): Circuit switched network handover
      A.1 Specific identifiers for LI
      A.2 HI1: interface port for administrative state
      A.3 HI2: interface port for IRI
      A.4 HI3: interface port for Content of Communication
      A.5 LI procedures for circuit switched supplementary
           services
      A.6 Detailed procedures for circuit switched
           supplementary services
      A.8 GSM circuit switched technology annex
      A.9 TETRA technology annex
      A.10 NGN PSTN/ISDN emulation and simulation services
           technology annex
Annex B (normative): Packet switched network handover
      B.1 Specific identifiers for LI
      B.2 HI1: interface port for administrative state
      B.3 HI2: interface port for IRI
      B.4 HI3: interface port for Content of Communication (CC)
      B.5 GPRS technology annex
Annex C (normative): HI2 Delivery mechanisms and procedures
      C.1 ROSE
      C.2 FTP
Annex D (normative): Structure of data at the handover
        interface
      D.1 Syntax definitions
      D.2 Object tree
      D.3 HI management operation
      D.4 LI management notification
      D.5 Intercept related information (HI2 PS and CS)
      D.6 User data packet transfer (HI3 interface)
      D.7 TETRA data transfer (HI3 interface)
      D.8 Definition of the UUS1 content associated to the
          CC link
Annex E (informative): Use of subaddress and calling party
        number to carry correlation information
      E.1 Introduction
      E.2 Subaddress options
      E.3 Subaddress coding
      E.4 Field coding
      E.5 Length of fields
Annex F (informative): GPRS HI3 Interface
      F.1 Functional architecture
      F.2 Correlation
      F.3 HI3 Delivery Content of Communication (CC)
Annex G (informative): LEMF requirements - handling of
        unrecognized fields and parameters
Annex H (informative): IP Multimedia Subsystem (IMS) handover
      H.1 Specific identifiers for LI
Annex I (informative): Latest ASN.1 module versions
Annex J (informative): Bibliography
Annex K (informative): Change Request history
History

Abstract

Presents a generic Handover Interface (HI) for the provision of lawful interception from a Network Operator, an Access Provider or a Service Provider (NWO/AP/SvP) to the Law Enforcement Agencies (LEAs).

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	LI