Difference between revisions of "My 4G lawful interception notes"

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m (organized into data and multimedia)
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*3GPP TS 33.107
*3GPP TS 33.107
*3GPP TS 33.108
*3GPP TS 33.108
== EPS Data ==


=== IRI ===
=== IRI ===


'''The following events are applicable to the MME:'''
'''The following events are applicable to the MME:'''
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* Table 10.5.1.1.19: Register location REPORT Record
* Table 10.5.1.1.19: Register location REPORT Record
* Table 10.5.1.1.20: Location information request REPORT Record
* Table 10.5.1.1.20: Location information request REPORT Record
== EPS Multimedia ==
This includes IMS-based voice (VoLTE) or other services.


<center>[[My lawful interception notes]]</center>
<center>[[My lawful interception notes]]</center>

Revision as of 08:11, 2 June 2021

Evolved Packet Systems (EPS)

  • 3GPP TS 33.107
  • 3GPP TS 33.108

EPS Data

IRI

The following events are applicable to the MME:

  • Attach;
  • Detach;
  • Tracking Area/EPS Location Update;
  • UE requested PDN connectivity;
  • UE Requested PDN disconnection;
  • Start of interception with E-UTRAN attached UE.

The following events are applicable to the Serving GW (S-GW) and PDN GW (P-GW):

  • Bearer activation (valid for both Default and Dedicated bearer);
  • Start of intercept with bearer active;
  • Bearer modification;
  • Bearer deactivation;
  • UE Requested Bearer Resource Modification;
  • Packet Data Header Information.

The following events are applicable to the HSS:

  • Serving Evolved Packet System.
  • HSS subscriber record change;
  • Cancel location
  • Register location;
  • Location information request.

The following LALS Reports are applicable to the EPS (see Clause 19):

  • Report for LALS Target Positioning;
  • Report for LALS Enhanced Location for IRI.

Home Subscriber Server (HSS) IRI

Clause 10.5.1.1

  • as a national option, a mobile terminal is authorized for service with another network operator or service provider; in that case, other related events are required as cancel location, register location, location information request from a third party’s node;
  • as a national option, a REPORT record have to be generated when there is a HSS subscriber record change of IMSI or of MSISDN or IMEI triggered by a messages to or from the HSS;

IRI reports

  • Table 10.5.1.1.12: Serving Evolved Packet System REPORT Record
  • Table 10.5.1.1.17: HSS subscriber record change REPORT Record
  • Table 10.5.1.1.18: Cancel location REPORT Record
  • Table 10.5.1.1.19: Register location REPORT Record
  • Table 10.5.1.1.20: Location information request REPORT Record

EPS Multimedia

This includes IMS-based voice (VoLTE) or other services.



My lawful interception notes