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Regulation of Interception of Communications and Provision of Communication-Related Information Act, 2002 (Act 70 of 2002)

Directives in Respect of Different Categories of Telecommunications Service Providers made in terms of The Regulation of Interception of Communications and Provision of Communication-Related Information Act, 2002 (Act No. 70 of 2002)

Schedule B : Directive for Mobile Cellular Operators in terms of Section 30(7)(a) read with Section 30(2) of the Regulation of Interception of Communications Information Act, 2002 (Act No. 70 of 2002)

Part 6 : Detailed Security, Functional and Technical Requirements of the Facilities and Devices for Lawful Interception

21. Technical Requirements

 

21.1 Intercept related call content must be transmitted from the operator network to the interception centre through one or more gateway switches close to the interception centre via ISDN (ITU-T Q.931-DSS1) links. The hardware costs incurred to support this connectivity from the switch will be borne by the operator.

 

21.2 As far as is possible, the operator must adopt specifications relevant to its network from the following documents; any deviations and option choices from specifications provided in these documents must be communicated to and agreed upon by the IC prior to implementation:

 

ETSI

Technical Specification

Title

Description

TS 101 331

Version 1.1.1

2001-08

Telecommunications security;

Lawful Interception (LI);

Requirements of law enforcement agencies

LI requirements from a Law Enforcement Agency (LEA) point of view

ES 201 158

Version 1.2.1

2002-04

Telecommunications security;

Lawful Interception (LI):

Requirements for network functions

Derived network functions and the general architecture (or functional model) for LI

TS 101 671

Version 2.5.1

2003-01

Telecommunications security;

Lawful Interception (LI); Handover interface for the lawful interception of telecommunications traffic

Generic flow of information, the procedures, the information elements and the network/service specific protocols relating to the provision of lawful interception at the handover interface

 

21.3 The ETSI specifications for LI in Release Phase 2+ for GSM and GPRS services must be adopted and complied with.

 

21.4 The following ETSI specifications for LI in 3GPP Release '99 for UMTS services must be adopted and complied with when UMTS services are provided by the MCO:
• TS 133 106 - LI Requirements for UMTS
• TS 133 107 - LI Architecture and Functions for UMTS
• TS 133 108 - LI Handover Interface for UMTS

 

21.5 The operator must ensure that a sufficiently current software version release is implemented on all the switching elements to support ETSl compliance within its network.

 

21.6 All of the LI features required for the compliance to the requirements stipulated in this directive and implemented in the switching element software must be installed and enabled.