ETSI GS MEC 012 V1.1.1 (2017-07)

Mobile Edge Computing (MEC); Radio Network Information API

DGS/MEC-0012RnisApi

General Information

• Status: Published
• Publication Date: 02-Jul-2017
• Technical Committee: MEC - Multi-access Edge Computing
• Current Stage: 12 - Completion
• Due Date: 19-Jun-2017
• Completion Date: 03-Jul-2017

Standards Content (Sample)

ETSI GS MEC 012 V1.1.1 (2017-07)






GROUP SPECIFICATION
Mobile Edge Computing (MEC);
Radio Network Information API
Disclaimer
The present document has been produced and approved by the Mobile Edge Computing (MEC) ETSI Industry Specification
Group (ISG) and represents the views of those members who participated in this ISG.
It does not necessarily represent the views of the entire ETSI membership.

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2 ETSI GS MEC 012 V1.1.1 (2017-07)



Reference
DGS/MEC-0012RnisApi
Keywords
API, MEC, RNIS

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3 ETSI GS MEC 012 V1.1.1 (2017-07)
Contents
Intellectual Property Rights . 6
Foreword . 6
Modal verbs terminology . 6
1 Scope . 7
2 References . 7
2.1 Normative references . 7
2.2 Informative references . 7
3 Definitions and abbreviations . 8
3.1 Definitions . 8
3.2 Abbreviations . 8
4 Overview . 9
5 Description of the service (informative). 9
5.1 RNIS service introduction . 9
5.2 Sequence diagrams . 10
5.2.1 Introduction. 10
5.2.2 Sending a request for RAB information . 10
5.2.3 Sending a request for PLMN information . 11
5.2.4 Sending a request for S1 bearer information . 11
5.2.5 REST based subscribe-notify model . 12
5.2.5.1 Subscribing to RNI event notifications . 12
5.2.5.2 Receiving notification on expiry of RNI event subscription . 12
5.2.5.3 Updating subscription for RNI event notifications . 13
5.2.5.4 Unsubscribing from RNI event notifications . 14
5.2.6 Receiving RNI event notifications about cell changes. 14
5.2.7 Receiving RNI event notifications about Radio Access Bearer establishment . 15
5.2.8 Receiving RNI event notifications about Radio Access Bearer modification . 16
5.2.9 Receiving RNI event notifications about Radio Access Bearer release . 17
5.2.10 Receiving RNI event notifications about UE measurement reports. 18
5.2.11 Receiving RNI event notifications about UE timing advance . 19
5.2.12 Receiving RNI event notifications about carrier aggregation reconfiguration . 19
5.2.13 Receiving RNI event notifications about S1 bearer . 20
6 Data model . 21
6.1 Introduction . 21
6.2 Resource data types . 21
6.2.1 Introduction. 21
6.2.2 Type: PlmnInfo . 21
6.2.3 Type: RabInfo . 21
6.2.4 Type: S1BearerInfo. 22
6.3 Subscription data types . 23
6.3.1 Introduction. 23
6.3.2 Type: CellChangeSubscription . 23
6.3.3 Type: RabEstSubscription . 24
6.3.4 Type: RabModSubscription . 25
6.3.5 Type: RabRelSubscription . 25
6.3.6 Type: MeasRepUeSubscription . 26
6.3.7 Type: MeasTaSubscription . 27
6.3.8 Type: CaReconfSubscription . 27
6.3.9 Type: S1BearerSubscription . 28
6.3.10 Type: SubscriptionLinkList . 28
6.4 Notification data types . 29
6.4.1 Introduction. 29
6.4.2 Type: CellChangeNotification . 29
6.4.3 Type: RabEstNotification . 29
ETSI

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4 ETSI GS MEC 012 V1.1.1 (2017-07)
6.4.4 Type: RabModNotification . 30
6.4.5 Type: RabRelNotification . 31
6.4.6 Type: MeasRepUeNotification . 31
6.4.7 Type: MeasTaNotification . 33
6.4.8 Type: CaReConfNotification . 33
6.4.9 Type: ExpiryNotification . 34
6.4.10 Type: S1BearerNotification . 34
6.5 Referenced structured data types . 35
6.5.1 Introduction. 35
6.5.2 Type: LinkType . 35
6.5.3 Type: TimeStamp . 35
6.5.4 Type: AssociateId . 36
6.6 Referenced simple data types and enumerations . 36
7 API definition . 36
7.1 Introduction . 36
7.2 Global definitions and resource structure . 36
7.3 Resource: rab_info . 37
7.3.1 Description . 37
7.3.2 Resource definition . 38
7.3.3 Resource methods . 38
7.3.3.1 GET . 38
7.3.3.2 PUT . 39
7.3.3.3 PATCH . 39
7.3.3.4 POST . 39
7.3.3.5 DELETE . 39
7.4 Resource: plmn_info . 40
7.4.1 Description . 40
7.4.2 Resource definition . 40
7.4.3 Resource methods . 40
7.4.3.1 GET . 40
7.4.3.2 PUT . 41
7.4.3.3 PATCH . 41
7.4.3.4 POST . 41
7.4.3.5 DELETE . 41
7.5 Resource: s1_bearer_info . 42
7.5.1 Description . 42
7.5.2 Resource definition . 42
7.5.3 Resource methods . 42
7.5.3.1 GET . 42
7.5.3.2 PUT . 43
7.5.3.3 PATCH . 43
7.5.3.4 POST . 43
7.5.3.5 DELETE . 43
7.6 Resource: subscriptions . 44
7.6.1 Description . 44
7.6.2 Resource definition . 44
7.6.3 Resource methods . 44
7.6.3.1 GET . 44
7.6.3.2 PUT . 45
7.6.3.3 PATCH . 45
7.6.3.4 POST . 45
7.6.3.5 DELETE . 45
7.7 Resource: subscriptions/{subscriptionType} . 46
7.7.1 Description . 46
7.7.2 Resource definition . 46
7.7.3 Resource methods . 46
7.7.3.1 GET . 46
7.7.3.2 PUT . 47
7.7.3.3 PATCH . 47
7.7.3.4 POST . 47
7.7.3.5 DELETE . 49
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7.8 Resource: existing subscription . 49
7.8.1 Description . 49
7.8.2 Resource definition . 49
7.8.3 Resource methods . 49
7.8.3.1 GET . 49
7.8.3.2 PUT . 50
7.8.3.3 PATCH . 52
7.8.3.4 POST . 52
7.8.3.5 DELETE . 52
Annex A (informative): Mapping of permissions for RESTful API and topic based alternative
transport . 54
A.1 Overview . 54
A.2 Mapping of permissions - RESTful and topic based alternative transport . 54
Annex B (informative): Complementary material for API utilisation . 56
History . 57

ETSI

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Intellectual Property Rights
IPRs essential or potentially essential to the present document 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.
Foreword
This Group Specification (GS) has been produced by ETSI Industry Specification Group (ISG) Mobile Edge
Computing (MEC).
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

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1 Scope
The present document focuses on the Radio Network Information mobile edge service. It describes the message flows
and the required information. The present document also specifies the RESTful API with the data model.
2 References
2.1 Normative references
References are either specific (identified by date of publication and/or edition number or version number) or
non-specific. For specific references, only the cited version applies. For non-specific references, the latest version of the
referenced document (including any amendments) applies.
Referenced documents which are not found to be publicly available in the expected location might be found at
https://docbox.etsi.org/Reference.
NOTE: While any hyperlinks included in this clause were valid at the time of publication, ETSI cannot guarantee
their long term validity.
The following referenced documents are necessary for the application of the present document.
[1] ETSI GS MEC 001: "Mobile Edge Computing (MEC) Terminology".
[2] IETF RFC 6749: "The OAuth 2.0 Authorization Framework".
NOTE: Available at https://tools.ietf.org/html/rfc6749.
[3] IETF RFC 6750: "The OAuth 2.0 Authorization Framework: Bearer Token Usage".
NOTE: Available at https://tools.ietf.org/html/rfc6750.
[4] IETF RFC 5246: "The Transport Layer Security (TLS) Protocol Version 1.2".
NOTE: Available at https://tools.ietf.org/html/rfc5246.
[5] IETF RFC 2818: "HTTP Over TLS".
NOTE: Available at https://tools.ietf.org/html/rfc2818.
2.2 Informative references
References are either specific (identified by date of publication and/or edition number or version number) or
non-specific. For specific references, only the cited version applies. For non-specific references, the latest version of the
referenced document (including any amendments) applies.
NOTE: While any hyperlinks included in this clause were valid at the time of publication, ETSI cannot guarantee
their long term validity.
The following referenced documents are not necessary for the application of the present document but they assist the
user with regard to a particular subject area.
[i.1] ETSI GS MEC 002: "Mobile Edge Computing (MEC); Technical Requirements".
[i.2] ETSI GS MEC 003: "Mobile Edge Computing (MEC) Framework and reference architecture".
[i.3] ETSI TS 136 413:"LTE; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); S1
Application Protocol (S1AP) (3GPP TS 36 413)".
[i.4] ETSI TS 123 401: "LTE; General Packet Radio Service (GPRS) enhancements for Evolved
Universal Terrestrial Radio Access Network (E-UTRAN) access (3GPP TS 23.401)".
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8 ETSI GS MEC 012 V1.1.1 (2017-07)
[i.5] ETSI TS 136 214: "LTE; Evolved Universal Terrestrial Radio Access (E-UTRA); Physical layer;
Measurements (3GPP TS 36 214)".
[i.6] ETSI GS MEC 011: "Mobile Edge Computing (MEC) Mobile Edge Platform Application
Enablement".
[i.7] ETSI TS 136 331:"LTE; Evolved Universal Terrestrial Radio Access (E-UTRA); Radio Resource
Control (RRC); Protocol specification (3GPP TS 36.331)".
[i.8] ETSI GS MEC 009: "Mobile Edge Computing (MEC) General principles for Mobile Edge Service
APIs".
[i.9] OpenAPI Specification.
NOTE 1: Available at https://github.com/OAI/OpenAPI-Specification.
NOTE 2: OpenAPI Specification version 2.0 is recommended as it is the official release at the time of publication.
[i.10] Protocol Buffers Language Specification.
NOTE 1: Available at https://developers.google.com/protocol-buffers/.
NOTE 2: Protocol Buffers Version 3 Language Specification is recommended as it is the official release at the time
of publication.
3 Definitions and abbreviations
3.1 Definitions
For the purposes of the present document, the terms and definitions given in ETSI GS MEC 001 [1] apply.
3.2 Abbreviations
For the purposes of the present document, the abbreviations given in ETSI GS MEC 001 [1] and the following apply:
rd
3GPP 3 Generation Partnership Project
API Application Programming Interface
ECGI E-UTRAN Cell Global Identifier
E-RAB E-UTRAN Radio Access Bearer
E-UTRAN Evolved Universal Terrestrial Radio Access Network
GTP GPRS Tunnelling Protocol
GTP-U GPRS Tunneling Protocol-User plane
GW Gateway
HTTP Hypertext Transfer Protocol
HTTPS HTTP over TLS
IE Information Element
IP Internet Protocol
JSON Javascript Object Notation
MCC Mobile Country Code
MMEC MME Code
MNC Mobile Network Code
OAI Open API Initiative
PLMN Public Land Mobile Network
QCI Quality Class Indicator
QoS Quality of Service
RAB Radio Access Bearer
REST Representational State Transfer
RFC Request For Comments
RNI Radio Network Information
RNIS Radio Network Information Service
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RSRP Reference Signal Received Power
RSRQ Reference Signal Received Quality
SGW Serving Gateway
TEID Tunnel End Point Identifier
TLS Tr
...