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ETSI TS 133 107
M00002958
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ETSI TS 133 107 Universal Mobile Telecommunications System (UMTS); 3G Security; Lawful Interception Architecture and Functions (3GPP TS 33.107 version 13.4.0 Release 13)
standard by European Telecommunications Standards Institute, 10/01/2016
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ETSI TS 133 107 describes the architecture and functional requirements within a Third Generation MobileCommunication System (3GMS) and the Evolved Packet System (EPS).The specification shows the service requirements from a Law Enforcement point of view only. The aim of thisdocument is to define a 3GMS and EPS interception system that supports a number of regional interception regulations,but these regulations are not repeated here as they vary. Regional interception requirements shall be met in usingspecific (regional) mediation functions allowing only required information to be transported.
The handover interfaces for Lawful Interception (LI) of Packet-Data Services, Circuit Switched Services, andMultimedia Services within the UMTS network and Evolved Packet System for Stage 3 are described inTS 33.108 [11].