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
Change history | |||||
SMG No. | TDoc. No. | CR. No. | Section affected | New version | Subject/Comments |
SMG#22 | 5.0.0 | ETSI Publication | |||
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 | |
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 | |
SMG#27 | 6.0.0 | Release 1997 version | |||
SMG#29 | 7.0.0 | Release 1998 version | |||