Table of Contents

Intellectual Property Rights
Foreword
Modal verbs terminology
Foreword
Introduction
1 Scope
2 References
3 Definitions, symbols and abbreviations
4 Functional architecture
5 Activation, deactivation and interrogation
6 Invocation of Lawful Interception (LI) for Circuit
   Switched (CS) Services
7 Invocation of Lawful Interception for GSN
   Packet Data services
7A Invocation of Lawful Interception for Packet Data
   Multi-media Service
8 Security
9 Invocation of Lawful Interception (LI) for 3GPP WLAN
   Interworking Services
10 Interception of Multimedia Broadcast/MultiCast
   Service (MBMS)
11 IMS Conference Services
12 Lawful Interception for Evolved Packet System
13 Lawful Interception for 3GPP H(e)NBs
14 Interception of Generic Bootstrapping Architecture
   (GBA) Secured Communications
15 Invocation of Lawful Interception for IMS-based
   VoIP
16 LI for Group Communications using GCSE
17 Interception for Proximity Services
18 Invocation of Lawful Interception for
   messaging services
19 Lawful Access Location Service (LALS)
20 Lawful interception in the VPLMN with S8HR
   Roaming Architecture
21 Invocation of Lawful Interception for Push to talk
   over Cellular services
Annex A (informative) - Information flows for Lawful
        Interception invocation of circuit switched
        services
Annex B (informative) - Information flows for Lawful
        Interception invocation of GSN Packet Data
        services
Annex C (informative) - Information flows for the
        invocation of Lawful Interception for Packet
        Data with multimedia
Annex D (informative) - Information flows for Lawful
        Interception invocation at the MGW using H.248
Annex E (informative) - IMS-based VoIP Lawful
        Interception Call Scenarios
Annex F (informative) - Examples of IMS-based
        VoIP Lawful Interception (LI) Call Flows
Annex G (informative) - Examples of CC Interception for
        transcoded Media
Annex H (informative) - Location only warrant
Annex I (informative) - Interception of Targets with
        Non-Local IDs
Annex J (informative) - Lawful Interception Illustrations
        in VPLMN with S8HR
Annex L (informative) - IP-based Handover Interface
        for CC of CS Intercepts
Annex M (informative) - Change history
History

Abstract

Specifies the architecture and functional requirements within a Third Generation Mobile Communication System (3GMS) and the Evolved Packet System (EPS).

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	3GPP SA 3