ETSI TS 124 554 V18.8.0 (2025-03)

5G; Proximity-services (ProSe) in 5G System (5GS) protocol aspects; Stage 3 (3GPP TS 24.554 version 18.8.0 Release 18)

RTS/TSGC-0124554vi80

General Information

• Status: Not Published
• Technical Committee: 3GPP CT 1 - MM/CC/SM [lu] (formely CN1)
• Current Stage: 12 - Citation in the OJ (auto-insert)
• Completion Date: 27-Mar-2025

Standards Content (Sample)

TECHNICAL SPECIFICATION
5G;
Proximity-services (ProSe) in 5G System (5GS)
protocol aspects;
Stage 3
(3GPP TS 24.554 version 18.8.0 Release 18)

3GPP TS 24.554 version 18.8.0 Release 18 1 ETSI TS 124 554 V18.8.0 (2025-03)

Reference
RTS/TSGC-0124554vi80
Keywords
5G
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3GPP TS 24.554 version 18.8.0 Release 18 2 ETSI TS 124 554 V18.8.0 (2025-03)
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ETSI
3GPP TS 24.554 version 18.8.0 Release 18 3 ETSI TS 124 554 V18.8.0 (2025-03)
Contents
Intellectual Property Rights . 2
Legal Notice . 2
Modal verbs terminology . 2
Foreword . 22
1 Scope . 24
2 References . 24
3 Definitions of terms, symbols and abbreviations . 26
3.1 Terms . 26
3.2 Abbreviations . 28
4 General . 28
4.1 Overview . 28
5 Provisioning of configuration information for 5G ProSe . 29
5.1 Overview . 29
5.2 Configuration and precedence of 5G ProSe configuration information . 29
5.2.1 General . 29
5.2.2 Precedence of 5G ProSe configuration information . 29
5.2.3 Configuration parameters for 5G ProSe direct discovery . 30
5.2.4 Configuration parameters for 5G ProSe direct communication over PC5 interface . 31
5.2.5 Configuration parameters for 5G ProSe UE-to-network relay . 33
5.2.6 Configuration parameters for 5G ProSe usage information reporting . 36
5.3 Procedures . 39
5.3.1 General . 39
5.3.2 UE-requested ProSeP provisioning procedure . 39
5.3.2.1 General . 39
5.3.2.2 UE-requested ProSeP policy provisioning procedure initiation . 40
5.3.2.3 UE-requested ProSeP policy provisioning procedure accepted by the network. 40
5.3.2.4 UE-requested ProSeP policy provisioning procedure not accepted by the network . 41
5.3.2.5 Abnormal cases on the network side . 41
5.3.2.6 Abnormal cases on the UE . 41
6 5G ProSe direct discovery . 42
6.1 Overview . 42
6.1.1 Transport protocol for PC3a control protocol messages for 5G ProSe direct discovery . 42
6.1.2 Handling of UE-initiated procedures . 42
6.1.2.1 General . 42
6.1.2.2 5G DDNMF discovery . 42
6.1.3 Handling of 5G DDNMF-initiated procedures . 42
6.1.3.1 General . 42
6.1.3.2 HTTP long polling . 43
6.1.3.3 OMA Push. 43
6.2 Procedures . 43
6.2.1 Types of 5G ProSe direct discovery procedures . 43
6.2.2 Announce request procedure for open 5G ProSe direct discovery . 44
6.2.2.1 General . 44
6.2.2.2 Announce request procedure initiation. 44
6.2.2.3 Announce request procedure accepted by the 5G DDNMF . 46
6.2.2.4 Announce request procedure completion by the UE . 48
6.2.2.5 Announce request procedure not accepted by the 5G DDNMF . 49
6.2.2.6 Abnormal cases . 50
6.2.2.6.1 Abnormal cases in the UE . 50
6.2.2.6.2 Abnormal cases in the 5G DDNMF . 50
6.2.3 Announce request procedure for restricted 5G ProSe direct discovery model A . 51
6.2.3.1 General . 51
ETSI
3GPP TS 24.554 version 18.8.0 Release 18 4 ETSI TS 124 554 V18.8.0 (2025-03)
6.2.3.2 Announce request procedure initiation. 51
6.2.3.3 Announce request procedure accepted by the 5G DDNMF . 53
6.2.3.4 Announce request procedure completion by the UE . 55
6.2.3.5 Announce request procedure not accepted by the 5G DDNMF . 56
6.2.3.6 Abnormal cases .
...