|
TECHNICAL SPECIFICATION
5G;
5G System;
Network Slice Selection Services;
Stage 3
(3GPP TS 29.531 version 15.1.0 Release 15)
---------------------- Page: 1 ----------------------
3GPP TS 29.531 version 15.1.0 Release 15 1 ETSI TS 129 531 V15.1.0 (2018-10)
Reference
RTS/TSGC-0429531vf10
Keywords
5G
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE
Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16
Siret N° 348 623 562 00017 - NAF 742 C
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° 7803/88
Important notice
The present document can be downloaded from:
The present document may be made available in electronic versions and/or in print. The content of any electronic and/or
print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any
existing or perceived difference in contents between such versions and/or in print, the only prevailing document is the
print of the Portable Document Format (PDF) version kept on a specific network drive within ETSI Secretariat.
Users of the present document should be aware that the document may be subject to revision or change of status.
Information on the current status of this and other ETSI documents is available at
If you find errors in the present document, please send your comment to one of the following services:
Copyright Notification
No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying
and microfilm except as authorized by written permission of ETSI.
The content of the PDF version shall not be modified without the written authorization of ETSI.
The copyright and the foregoing restriction extend to reproduction in all media.
© ETSI 2018.
All rights reserved.
TM TM TM
DECT , PLUGTESTS , UMTS and the ETSI logo are trademarks of ETSI registered for the benefit of its Members.
TM TM
3GPP and LTE are trademarks of ETSI registered for the benefit of its Members and
of the 3GPP Organizational Partners.
oneM2M logo is protected for the benefit of its Members.
GSM and the GSM logo are trademarks registered and owned by the GSM Association.
ETSI
---------------------- Page: 2 ----------------------
3GPP TS 29.531 version 15.1.0 Release 15 2 ETSI TS 129 531 V15.1.0 (2018-10)
Intellectual Property Rights
Essential patents
IPRs essential or potentially essential to normative deliverables may have been declared to ETSI. The information
pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found
in ETSI SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in
respect of ETSI standards", which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web
server (https://ipr.etsi.org/).
Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee
can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web
server) which are, or may be, or may become, essential to the present document.
Trademarks
The present document may include trademarks and/or tradenames which are asserted and/or registered by their owners.
ETSI claims no ownership of these except for any which are indicated as being the property of ETSI, and conveys no
right to use or reproduce any trademark and/or tradename. Mention of those trademarks in the present document does
not constitute an endorsement by ETSI of products, services or organizations associated with those trademarks.
Foreword
This Technical Specification (TS) has been produced by ETSI 3rd Generation Partnership Project (3GPP).
The present document may refer to technical specifications or reports using their 3GPP identities, UMTS identities or
GSM identities. These should be interpreted as being references to the corresponding ETSI deliverables.
The cross reference between GSM, UMTS, 3GPP and ETSI identities can be found under
.
Modal verbs terminology
In the present document "shall", "shall not", "should", "should not", "may", "need not", "will", "will not", "can" and
"cannot" are to be interpreted as described in clause 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of
provisions).
"must" and "must not" are NOT allowed in ETSI deliverables except when used in direct citation.
ETSI
---------------------- Page: 3 ----------------------
3GPP TS 29.531 version 15.1.0 Release 15 3 ETSI TS 129 531 V15.1.0 (2018-10)
Contents
Intellectual Property Rights . 2
Foreword . 2
Modal verbs terminology . 2
Foreword . 6
1 Scope . 7
2 References . 7
3 Definitions and abbreviations . 7
3.1 Definitions . 7
3.2 Abbreviations . 8
4 Overview . 8
4.1 Introduction . 8
5 Services offered by the NSSF . 8
5.1 Introduction . 8
5.2 Nnssf_NSSelection Service . 8
5.2.1 Service Description . 8
5.2.2 Service Operations . 9
5.2.2.1 Introduction . 9
5.2.2.2 GET . 9
5.2.2.2.1 General . 9
5.2.2.2.2 Get service operation of Nnssf_NSSelection service during the registration procedure . 9
5.2.2.2.3 Get service operation of Nnssf_NSSelection service during the PDU session establishment . 10
5.3 Nnssf_NSSAIAvailability Service . 11
5.3.1 Service Description . 11
5.3.2 Service Operations . 11
5.3.2.1 Introduction . 11
5.3.2.2 Update Service Operation . 11
5.3.2.2.1 General . 11
5.3.2.3 Subscribe Service Operation . 12
5.3.2.3.1 General . 12
5.3.2.4 Unsubscribe Service Operation . 12
5.3.2.4.1 General . 12
5.3.2.5 Notify Service Operation . 13
5.3.2.5.1 General . 13
5.3.2.6 Delete Service Operation . 13
5.3.2.6.1 General . 13
6 API Definitions . 13
6.1 Nnssf_NSSelection Service API . 13
6.1.1 API URI . 13
6.1.2 Usage of HTTP . 14
6.1.2.1 General . 14
6.1.2.2 HTTP standard headers . 14
6.1.2.2.1 General . 14
6.1.2.2.2 Content type . 14
6.1.2.3 HTTP custom headers . 14
6.1.2.3.1 General . 14
6.1.3 Resources . 14
6.1.3.1 Overview . 14
6.1.3.2 Resource: Network Slice Information Document . 15
6.1.3.2.1 Description . 15
6.1.3.2.2 Resource Definition . 15
6.1.3.2.3 Resource Standard Methods . 15
6.1.3.2.3.1 GET. 15
6.1.3.2.4 Resource Custom Operations . 16
ETSI
---------------------- Page: 4 ----------------------
3GPP TS 29.531 version 15.1.0 Release 15 4 ETSI TS 129 531 V15.1.0 (2018-10)
6.1.4 Custom Operations without associated resources . 16
6.1.5 Notifications . 16
6.1.6 Data Model . 17
6.1.6.1 General . 17
6.1.6.2 Structured data types . 17
6.1.6.2.1 Introduction . 17
6.1.6.2.2 Type: AuthorizedNetworkSliceInfo . 18
6.1.6.2.3 Type: SubscribedSnssai . 18
6.1.6.2.4 Void . 19
6.1.6.2.5 Type: AllowedSnssai . 19
6.1.6.2.6 Type: AllowedNssai . 19
6.1.6.2.7 Type: NsiInformation . 19
6.1.6.2.8 Type: MappingOfRequestedSnssai . 19
6.1.6.2.9 Void . 20
6.1.6.2.10 Type: SliceInfoForRegistration . 20
6.1.6.2.11 Type: SliceInfoForPDUSession . 20
6.1.6.2.12 Type: ConfiguredSnssai . 21
6.1.6.2.13 Void . 21
6.1.6.3 Simple data types and enumerations . 21
6.1.6.3.1 Introduction . 21
6.1.6.3.2 Simple data types . 21
6.1.6.3.3 Enumeration: RoamingIndication . 21
6.1.6.4 Binary data . 21
6.1.7 Error Handling . 21
6.1.7.1 General . 21
6.1.7.2 Protocol Errors . 21
6.1.7.3 Application Errors . 21
6.1.8 Feature negotiation . 22
6.1.9 Security . 22
6.2 Nnssf_NSSAIAvailability Service API . 22
6.2.1 API URI . 22
6.2.2 Usage of HTTP . 23
6.2.2.1 General . 23
6.2.2.2 HTTP standard headers . 23
6.2.2.2.1 General . 23
6.2.2.2.2 Content type . 23
6.2.2.3 HTTP custom headers . 23
6.2.2.3.1 General . 23
6.2.3 Resources . 23
6.2.3.1 Overview . 23
6.2.3.2 Resource: NSSAI Availability Store . 24
6.2.3.2.1 Description . 24
6.2.3.2.2 Resource Definition . 24
6.2.3.2.3 Resource Standard Methods . 24
6.2.3.2.3.1 PUT . 24
6.2.3.2.3.2 PATCH . 25
6.2.3.2.3.3 DELETE . 26
6.2.3.3 Resource: NSSAI Availability Notification Subscriptions Collection . 26
6.2.3.3.1 Description . 26
6.2.3.3.2 Resource Definition . 26
6.2.3.3.3 Resource Standard Methods . 26
6.2.3.3.3.1 POST. 26
6.2.3.4 Resource: Individual NSSAI Availability Notification Subscriptions . 27
6.2.3.4.1 Description . 27
6.2.3.4.2 Resource Definition . 27
6.2.3.4.3 Resource Standard Methods . 27
6.2.3.4.3.1 DELETE . 27
6.2.4 Custom Operations without associated resources . 28
6.2.5 Notifications . 28
6.2.5.1 General . 28
6.2.5.2 NSSAI Availability Notification . 28
6.2.5.2.1 Description . 28
ETSI
---------------------- Page: 5 ----------------------
3GPP TS 29.531 version 15.1.0 Release 15 5 ETSI TS 129 531 V15.1.0 (2018-10)
6.2.5.2.2 Notification Definition . 28
6.2.5.2.3 Notification Standard Methods . 28
6.2.5.2.3.1 POST. 28
6.2.6 Data Model . 29
6.2.6.1 General . 29
6.2.6.2 Structured data types . 29
6.2.6.2.1 Introduction . 29
6.2.6.2.2 Type: NssaiAvailabilityInfo . 29
6.2.6.2.3 Type: SupportedNssaiAvailabilityData . 30
6.2.6.2.4 Type: AuthorizedNssaiAvailabilityData. 30
6.2.6.2.5 Type: RestrictedSnssai . 30
6.2.6.2.6 Type: AuthorizedNssaiAvailabilityinfo . 30
6.2.6.2.7 Type: PatchDocument . 31
6.2.6.2.8 Type: NssfEventSubscriptionCreateData . 31
6.2.6.2.9 Type: NssfEventSubscriptionCreatedData . 31
6.2.6.2.10 Type: NssfEventNotification . 31
6.2.6.3 Simple data types and enumerations . 31
6.2.6.3.1 Introduction . 31
6.2.6.3.2 Simple data types . 31
6.2.6.3.3 Enumeration: NssfEventType . 32
6.2.6.4 Binary data . 32
6.2.7 Error Handling . 32
6.2.7.1 General . 32
6.2.7.2 Protocol Errors . 32
6.2.7.3 Application Errors . 32
6.2.8 Feature negotiation . 32
6.2.9 Security . 33
Annex A (normative): OpenAPI specification . 34
A.1 General . 34
A.2 Nnssf_NSSelection API . 34
A.3 Nnssf_NSSAIAvailability API . 37
Annex B (informative): Change history . 42
History . 43
ETSI
---------------------- Page: 6 ----------------------
3GPP TS 29.531 version 15.1.0 Release 15 6 ETSI TS 129 531 V15.1.0 (2018-10)
Foreword
This Technical Specification has been produced by the 3rd 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
identifying change of release date and an increase in version number as follows:
Version x.y.z
where:
x the first digit:
1 presented to TSG for information;
2 presented to TSG for approval;
3 or greater indicates TSG approved document under change control.
y the second digit is incremented for all changes of substance, i.e. technical enhancements, corrections,
updates, etc.
z the third digit is incremented when editorial only changes have been incorporated in the document.
ETSI
---------------------- Page: 7 ----------------------
3GPP TS 29.531 version 15.1.0 Release 15 7 ETSI TS 129 531 V15.1.0 (2018-10)
1 Scope
The present document specifies the stage 3 protocol and data model for the Nnssf Service Based Interface. It provides
stage 3 protocol definitions and message flows, and specifies the API for each service offered by the NSSF.
The 5G System stage 2 architecture and procedures are specified in 3GPP TS 23.501 [2] and
...