TS 23.468 ★
GCSE_LTE —
Group Communication System Enablers for LTE

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V16.0.0 (PDF) 2020/06 33 p.

V15.1.0 2019/09 33 p.

V14.0.0 2017/03 31 p.

V13.3.0 2015/12 32 p.

V12.7.0 2015/12 32 p.

Rapporteur:: Mr. Liebhart, Rainer Nokia Networks

3GPP 23.468 - Non-roaming reference architecture for GCSE_LTE

essential Table of Contents for TS 23.468 Word version: 16.0.0

each title, in the "available" or "not available yet" area, links to the equivalent title in the CONTENT

2 References Word‑p. 6

3 Definitions and abbreviations Word‑p. 7

4 Architecture Model and Concepts Word‑p. 7

4.1 General Concept Word‑p. 7

4.2 Architectural Reference Model Word‑p. 9

4.2.1 General Word‑p. 9

4.2.2 Non-roaming architecture Word‑p. 10

4.2.3 Roaming architecture Word‑p. 10

4.2.4 Architecture model using a ProSe UE-to-Network Relay for Public Safety |R13| Word‑p. 12

4.3 Reference points Word‑p. 12

4.3.1 General Word‑p. 12

4.3.2 List of Reference Points Word‑p. 12

4.3.2.1 GC1 reference point Word‑p. 12

4.3.2.2 MB2 reference point Word‑p. 12

4.3.2.3 SGmb/SGi-mb/M1/M3 reference points Word‑p. 13

4.3.2.4 Rx reference point Word‑p. 13

4.4 High level functions Word‑p. 13

4.4.1 Unicast Delivery Word‑p. 13

4.4.2 MBMS Delivery Word‑p. 13

4.4.3 Service continuity Word‑p. 13

4.5 Network Elements Word‑p. 13

4.5.1 GCS AS Word‑p. 13

4.5.2 UE Word‑p. 14

4.5.3 PCRF Word‑p. 14

4.5.4 BM-SC Word‑p. 14

5 Functional Description and Information Flow Word‑p. 14

5.1 MB2: Interface between GCS AS and BM-SC Word‑p. 14

5.1.1 General Word‑p. 14

5.1.2 MB2 Procedures Word‑p. 15

5.1.2.1 General Word‑p. 15

5.1.2.2 TMGI Management Word‑p. 15

5.1.2.3 Activating and Deactivating an MBMS bearer Word‑p. 17

5.1.2.4 Modify MBMS Bearer Procedure Word‑p. 20

5.1.2.5 MBMS Delivery Status Indication Procedure Word‑p. 21

5.2 Specific Usage of EPS Bearers for GCS Word‑p. 21

5.3 Service Continuity Word‑p. 22

5.3.1 General Word‑p. 22

5.3.2 Switching from Unicast Delivery to MBMS Delivery Word‑p. 22

5.3.3 Switching from MBMS Delivery to Unicast Delivery Word‑p. 23

5.4 Priority and Pre-emption for Group Communication Word‑p. 25

5.5 Charging Word‑p. 28

5.6 Security Word‑p. 28

A Utilisation of the Group Communication Service Word‑p. 29

$ Change history Word‑p. 32

TS 23.468 ★ GCSE_LTE — Group Communication System Enablers for LTE

essential Table of Contents for TS 23.468 Word version: 16.0.0

TS 23.468 ★
GCSE_LTE —
Group Communication System Enablers for LTE