10 Interception
03.543GPPDescription for the use of a Shared Inter Working Function (SIWF) in a GSM PLMNStage 2TS
The service definition (stage 1) on Lawful Interception (GSM 02.33) states that all tele and bearer services are subject to interception.
Provided that a mechanism for the interception of dataservice exists, interception is supported for both Loop or Non Loop method.
Annex A (informative):
Change Request History
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Change history |
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SMG No. |
TDoc. No. |
CR. No. |
Section affected |
New version |
Subject/Comments |
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SMG#22 |
5.0.0 |
ETSI Publication |
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SMG#23 |
97/698 |
A001 A002 A003 |
5.1.0 |
Definition of visited MSC Clarifications of ISUP procedures Number of MSCs that can access an SIWF |
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SMG#24 |
97/920 |
A004 A005 A006 A007 |
5.2.0 |
Clarification on the MAP Dialogue Correlation of ISUP messages Dedicated services (BS4x or BS5x) should not be restricted to the non loop method RR parameters over the K-interface |
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SMG#27 |
6.0.0 |
Release 1997 version |
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SMG#29 |
7.0.0 |
Release 1998 version |
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