ETSI TS 124 341 V16.0.0 (2020-11)

ETSI TS 124 341 V16.0.0 (2020-11)
TECHNICAL SPECIFICATION
Digital cellular telecommunications system (Phase 2+) (GSM);
Universal Mobile Telecommunications System (UMTS);
LTE;
5G;
Support of SMS over IP networks;
Stage 3
(3GPP TS 24.341 version 16.0.0 Release 16)
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3GPP TS 24.341 version 16.0.0 Release 16 1 ETSI TS 124 341 V16.0.0 (2020-11)
Reference
RTS/TSGC-0124341vg00
Keywords
5G,GSM,LTE,UMTS
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Intellectual Property Rights ................................................................................................................................ 2

Legal Notice ....................................................................................................................................................... 2

Modal verbs terminology .................................................................................................................................... 2

Foreword ............................................................................................................................................................. 6

1 Scope ........................................................................................................................................................ 7

2 References ................................................................................................................................................ 7

3 Definitions and abbreviations ................................................................................................................... 8

3.1 Definitions .......................................................................................................................................................... 8

3.2 Abbreviations ..................................................................................................................................................... 9

4 Overview of SMS over IP functionality ................................................................................................... 9

4.1 Introduction ........................................................................................................................................................ 9

4.2 SMS over IP ....................................................................................................................................................... 9

4.3 Application utilisation of SMS over IP ............................................................................................................ 10

4.4 SMS over IP and subscription without MSISDN ............................................................................................. 10

5 SIP related procedures ............................................................................................................................ 10

5.1 Introduction ...................................................................................................................................................... 10

5.2 Functional entities ............................................................................................................................................ 10

5.2.1 User Equipment (UE) ................................................................................................................................. 10

5.2.1.1 General .................................................................................................................................................. 10

5.2.1.2 Configuration ........................................................................................................................................ 10

5.2.1.3 Policy enforcement................................................................................................................................ 10

5.2.2 Application Server (AS) ............................................................................................................................. 12

5.3 Roles ................................................................................................................................................................. 12

5.3.1 SM-over-IP sender ...................................................................................................................................... 12

5.3.1.1 General .................................................................................................................................................. 12

5.3.1.2 Submitting a short message ................................................................................................................... 12

5.3.1.3 Receiving a status report ....................................................................................................................... 14

5.3.1.4 SM-over-IP sender procedures for operation without MSISDN ........................................................... 14

5.3.1.4.1 General ............................................................................................................................................ 14

5.3.1.4.2 Submitting a short message and subscription without MSISDN ..................................................... 14

5.3.1.4.3 Receiving a status report and subscription without MSISDN ......................................................... 14

5.3.2 SM-over-IP receiver ................................................................................................................................... 15

5.3.2.1 General .................................................................................................................................................. 15

5.3.2.2 Registration ........................................................................................................................................... 15

5.3.2.3 Delivery of a short message .................................................................................................................. 15

5.3.2.4 Sending a delivery report ...................................................................................................................... 15

5.3.2.5 Sending a notification about SM-over-IP receiver having memory available ....................................... 16

5.3.2.6 SM-over-IP receiver procedures for operation without MSISDN ......................................................... 16

5.3.2.6.1 General ............................................................................................................................................ 16

5.3.2.6.2 Registration ..................................................................................................................................... 16

5.3.2.6.3 Delivery of a short message ............................................................................................................. 16

5.3.2.6.4 Sending a notification about SM-over-IP receiver having memory available ................................. 17

5.3.3 IP-Short-Message-Gateway (IP-SM-GW) .................................................................................................. 17

5.3.3.1 General .................................................................................................................................................. 17

5.3.3.2 Indication of SM-over-IP receiver availability status for delivery of short messages ........................... 18

5.3.3.3 Answering routing information query ................................................................................................... 18

5.3.3.4 Transport layer interworking ................................................................................................................. 19

5.3.3.4.1 Receiving a short message in a SIP MESSAGE request ................................................................. 19

5.3.3.4.2 Delivering a short message in a SIP MESSAGE request ................................................................ 21

5.3.3.4.3 Forwarding a submit report in a SIP MESSAGE request ................................................................ 21

5.3.3.4.4 Delivering a status report in a SIP MESSAGE request ................................................................... 21

5.3.3.5 IP-SM-GW procedures for operation without MSISDN ....................................................................... 22

5.3.3.5.1 General ............................................................................................................................................ 22

5.3.3.5.2 Receiving a short message in a SIP MESSAGE request from a SM-over-IP sender or SM-

over-IP receiver ............................................................................................................................... 22

5.3.3.5.3 Delivering a short message in a SIP MESSAGE request to a SM-over-IP receiver ........................ 24

5.3.3.5.4 Delivering a delivery report in a SIP MESSAGE request ............................................................... 25

5.3.3.5.5 Delivering a submit report in a SIP MESSAGE request ................................................................. 26

5.3.3.5.6 Procedures for receiving a SIP MESSAGE request from an IP-SM-GW ....................................... 26

5.3.3.6 SIP failure case ...................................................................................................................................... 27

Annex A (normative): Media feature tags defined within the current document .......................... 28

A.1 General ................................................................................................................................................... 28

A.2 Definition of media feature tag g.3gpp.smsip ........................................................................................ 28

A.3 Definition of media feature tag g.3gpp.smsip-msisdn-less .................................................................... 28

Annex B (informative): Example signalling flows of SMS over IP functionality ............................. 29

B.1 Scope of signalling flows ....................................................................................................................... 29

B.2 Introduction ............................................................................................................................................ 29

B.2.1 General ............................................................................................................................................................. 29

B.2.2 Key required to interpret signalling flows ........................................................................................................ 29

B.3 Signalling flows demonstrating how IP-SM-GW indicates to HSS the availability of public user

identity for delivery of short messages ................................................................................................... 30

B.4 Signalling flows demonstrating how IP-SM-GW indicates to HSS the unavailability of UE for

delivery of short messages ..................................................................................................................... 33

B.5 Signalling flows demonstrating successful UE originated SM submit procedure over IP ..................... 35

B.6 Signalling flows demonstrating successful UE terminated SM deliver procedure over IP

(including delivery report) ...................................................................................................................... 39

B.7 Signalling flow demonstrating successful procedures for SM over IP in case terminating side is

addressed with SIP URI ......................................................................................................................... 43

Annex C (normative): XML schemas ................................................................................................. 47

C.1 Short-messsage-info XML schema ........................................................................................................ 47

C.1.1 General ............................................................................................................................................................. 47

C.1.2 application/vnd.3gpp.sms+xml......................................................................................................................... 47

C.1.3 Data semantics .................................................................................................................................................. 47

C.1.4 XML schema .................................................................................................................................................... 48

C.1.5 IANA registration ............................................................................................................................................. 48

C.1.5.1 Name ............................................................................................................................................... 48

C.1.5.2 Email ............................................................................................................................................... 49

C.1.5.3 MIME media type name .................................................................................................................. 49

C.1.5.4 MIME subtype name ....................................................................................................................... 49

C.1.5.5 Required parameters ........................................................................................................................ 49

C.1.5.6 Optional parameters ......................................................................................................................... 49

C.1.5.7 Encoding considerations .................................................................................................................. 49

C.1.5.8 Security considerations .................................................................................................................... 49

C.1.5.9 Interoperability considerations ........................................................................................................ 49

C.1.5.10 Published specification .................................................................................................................... 49

C.1.5.11 Applications which use this media .................................................................................................. 49

C.1.5.12 Applications that manipulate MIME typed objects (messaging, download etc.)............................. 49

C.1.5.13 Additional information .................................................................................................................... 49

C.1.5.14 Intended usage ................................................................................................................................. 50

C.1.5.8.15 Other information/general comment ................................................................................................ 50

C.1.5.8.16 Person to contact for further information ........................................................................................ 50

Annex D (normative): Feature-capability indicators defined within the current document ........ 51

D.1 General ................................................................................................................................................... 51

D.2 Definition of feature-capability indicator g.3gpp.smsip-msisdn-less ..................................................... 51

Annex E (normative): IP-Connectivity Access Network specific concepts when using EPS to

access IM CN subsystem ............................................................................... 52

E.1 Scope ...................................................................................................................................................... 52

E.2 EPS aspects when connected to the IM CN subsystem .......................................................................... 52

E.2.1 Procedures at the UE ........................................................................................................................................ 52

E.2.1.1 Smart Congestion Mitigation ...................................................................................................................... 52

E.3 Application usage of SIP ........................................................................................................................ 52

E.3.1 Procedures at the UE ........................................................................................................................................ 52

E.3.1.1 3GPP PS data off ........................................................................................................................................ 52

E.3.1.1.1 General .................................................................................................................................................. 52

E.3.1.1.2 Enforcement .......................................................................................................................................... 53

E.3.2 Procedures at the AS ........................................................................................................................................ 53

E.3.2.1 3GPP PS data off ........................................................................................................................................ 53

Annex F (normative): IP-Connectivity Access Network specific concepts when using GPRS

to access IM CN subsystem ........................................................................... 55

F.1 Scope ...................................................................................................................................................... 55

F.2 GPRS (Iu mode only) aspects when connected to the IM CN subsystem .............................................. 55

F.2.1 Procedures at the UE ........................................................................................................................................ 55

F.2.1.1 General ........................................................................................................................................................ 55

F.2.1.2 Application specific Congestion control for Data Communication (ACDC) procedure............................. 55

F.3 Application usage of SIP ........................................................................................................................ 56

F.3.1 Procedures at the UE ........................................................................................................................................ 56

F.3.1.1 3GPP PS data off ........................................................................................................................................ 56

F.3.1.1.1 General .................................................................................................................................................. 56

F.3.1.1.2 Enforcement .......................................................................................................................................... 56

F.3.2 Procedures at the AS ........................................................................................................................................ 56

F.3.2.1 3GPP PS data off ........................................................................................................................................ 56

Annex G (normative): IP-Connectivity Access Network specific concepts when using 5GS to

access IM CN subsystem ............................................................................... 57

G.1 Scope ...................................................................................................................................................... 57

G.2 5GS aspects when connected to the IM CN subsystem ......................................................................... 57

G.2.1 Procedures at the UE ........................................................................................................................................ 57

G.2.1.1 Unified Access Control ............................................................................................................................... 57

G.3 Application usage of SIP ........................................................................................................................ 57

G.3.1 Procedures at the UE ........................................................................................................................................ 57

G.3.1.1 3GPP PS data off ........................................................................................................................................ 57

G.3.1.1.1 General .................................................................................................................................................. 57

G.3.1.1.2 Enforcement .......................................................................................................................................... 58

G.3.2 Procedures at the AS ........................................................................................................................................ 58

G.3.2.1 3GPP PS data off ........................................................................................................................................ 58

Annex H (informative): Change history ............................................................................................... 59

History .............................................................................................................................................................. 61

This Technical Specification has been produced by the 3 Generation Partnership Project (3GPP).

The contents of the present document are subject to continuing work within the TSG and may change following formal

TSG approval. Should the TSG modify the contents of the present document, it will be re-released by the TSG with an

y the second digit is incremented for all changes of substance, i.e. technical enhancements, corrections,

z the third digit is incremented when editorial only changes have been incorporated in the document.

The present document provides the protocol details for SMS over IP within the IP Multimedia (IM) Core Network (CN)

subsystem based on the Session Initiation Protocol (SIP) and SIP Events as defined in 3GPP TS 24.229 [10].

The present document provides the protocol details for SMS over IP within the IP Multimedia (IM) Core Network (CN)

Where possible the present document specifies the requirements for this protocol by reference to specifications

produced by the IETF within the scope of SIP and SIP Events, either directly, or as modified by 3GPP TS 24.229 [10].

The present document is applicable to Application Servers (ASs) and User Equipment (UE) providing SMS over IP

The following documents contain provisions which, through reference in this text, constitute provisions of the present

- References are either specific (identified by date of publication, edition number, version number, etc.) or

- For a non-specific reference, the latest version applies. In the case of a reference to a 3GPP document (including

a GSM document), a non-specific reference implicitly refers to the latest version of that document in the same

[4] 3GPP TS 23.140: "Multimedia Messaging Service (MMS); Functional description; Stage 2".

[6] 3GPP TS 23.218: "IP Multimedia (IM) session handling; IM call model; Stage 2".