Content for TS 29.573 Word version: 18.5.0
1 Scope p. 9
The present document specifies the stage 3 protocol and data model for the PLMN and/or SNPN interconnection Interface. It provides stage 3 protocol definitions and message flows, and specifies the APIs for the procedures on the PLMN interconnection interface (i.e N32).
The 5G System stage 2 architecture and procedures are specified in TS 23.501 and TS 23.502.
The Technical Realization of the Service Based Architecture and the Principles and Guidelines for Services Definition are specified in TS 29.500 and TS 29.501.
The stage 2 level N32 procedures are specified in TS 33.501.
2 References p. 9
The following documents contain provisions which, through reference in this text, constitute provisions of the present document.
- References are either specific (identified by date of publication, edition number, version number, etc.) or non-specific.
- For a specific reference, subsequent revisions do not apply.
- 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 Release as the present document.
[1]
TR 21.905: "Vocabulary for 3GPP Specifications".
[2]
TS 23.501: "System Architecture for the 5G System; Stage 2".
[3]
TS 23.502: "Procedures for the 5G System; Stage 2".
[4]
TS 29.500: "5G System; Technical Realization of Service Based Architecture; Stage 3".
[5]
TS 29.501: "5G System; Principles and Guidelines for Services Definition; Stage 3".
[6]
TS 33.501: "Security architecture and procedures for 5G system".
[7]
RFC 9113: "HTTP/2".
[8]
RFC 8259: "The JavaScript Object Notation (JSON) Data Interchange Format".
[9]
RFC 9110: "HTTP Semantics".
[10] Void.
[11]
RFC 793: "Transmission Control Protocol".
[12]
TS 29.571: "5G System; Common Data Types for Service Based Interfaces Stage 3".
[13]
RFC 7518: "JSON Web Algorithms (JWA)".
[14]
RFC 7516: "JSON Web Encryption (JWE)".
[15]
RFC 4648: "The Base16, Base32, and Base64 Data Encodings".
[16]
RFC 7515: "JSON Web Signature (JWS)".
[17]
RFC 6901: "JavaScript Object Notation (JSON) Pointer".
[18]
TS 29.510: "Network Function Repository Services; Stage 3".
[19]
TS 23.003: "Numbering, addressing and identification".
[20]
TR 21.900: "Technical Specification Group working methods".
[21]
RFC 7468: "Textual Encodings of PKIX, PKCS, and CMS Structures".
[22]
RFC 9457: "Problem Details for HTTP APIs".
[23]
RFC 1952: "GZIP file format specification version 4.3".
[24] Void
[25]
TS 29.518: "5G System; Access and Mobility Management Service; Stage 3".
[26]
TS 29.503: "5G System; Unified Data Management Services; Stage 3".
[27]
OpenAPI: "OpenAPI Specification Version 3.0.0", https://spec.openapis.org/oas/v3.0.0 .
[28]
TS 22.261: "Service requirements for the 5G system; Stage 1".
3 Definitions and abbreviations p. 10
3.1 Definitions p. 10
For the purposes of the present document, the terms and definitions given in TR 21.905 and the following apply. A term defined in the present document takes precedence over the definition of the same term, if any, in TR 21.905.
c-SEPP:
The SEPP that is present on the NF service consumer side is called the c-SEPP.
p-SEPP:
The SEPP that is present on the NF service producer side is called the p-SEPP.
c-IPX:
The IPX on the NF service consumer side.
p-IPX:
The IPX of the NF service producer side.
N32-c context:
This context is set up at the SEPP after the Security Capability Exchange procedure is finalized. It defines the security capability that is mutually agreed and effective for both the cSEPP and the pSEPP.
Roaming Intermediary:
an entity that provides roaming related services (see clause 3.1 of TS 33.501).
3.2 Abbreviations p. 10
For the purposes of the present document, the abbreviations given in TR 21.905 and the following apply. An abbreviation defined in the present document takes precedence over the definition of the same abbreviation, if any, in TR 21.905.
GZIP
GNU ZIP
IPX
IP Exchange Service
JOSE
Javascript Object Signing and Encryption
JWE
JSON Web Encryption
JWS
JSON Web Signature
PRINS
PRotocol for N32 INterconnect Security
SEPP
Security and Edge Protection Proxy
TLS
Transport Layer Security
UPU
UE Parameters Update
