Content for TS 28.535 Word version: 17.5.0
0 Introduction
1 Scope
2 References
3 Definitions of terms, symbols and abbreviations
3.1 Terms
3.2 Symbols
3.3 Abbreviations
...
...
0 Introduction p. 5
The present document describes closed control loop assurance solution enabling a service provider or an operator to continuously deliver the requested level of communication service quality to the customer and is part of a TS-family covering the 3rd Generation Partnership Project Technical Specification Group Services and System Aspects Management and orchestration of networks, as identified below:
TS 28.535:
The solution described builds upon the management services specifications as identified below:
Management Services for Communication Service Assurance; Requirements
TS 28.536:
Management Services for Communication Service Assurance; Stage 2 and stage 3
TS 28.530:
Management and orchestration; Concepts, use cases and requirements
TS 28.533:
Management and orchestration; Architecture framework
TS 28.532:
Management and orchestration; Generic management services
TS 28.540:
Management and orchestration; 5G Network Resource Model (NRM); Stage 1
TS 28.541:
Management and orchestration; 5G Network Resource Model (NRM); Stage 2 and stage 3
TS 28.531:
Management and orchestration; Provisioning
TS 28.545:
Management and orchestration; Fault Supervision (FS)
TS 28.550:
Management and orchestration; Performance assurance
TS 28.552:
Management and orchestration; 5G performance measurements
TS 28.554:
Management and orchestration; 5G End to end Key Performance Indicators (KPI)
1 Scope p. 6
The present document describes, concepts and background, and specifies use cases and requirements for closed control loop communication service assurance solution that adjusts and optimizes the services provided by NG-RAN and 5GC.
2 References p. 6
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 22.261: "Service requirements for the 5G system".
[3]
TS 28.550: "Management and orchestration; Performance assurance".
[4]
TS 28.531: "Management and orchestration; Provisioning".
[5]
ETSI GS ZSM 002 (V1.1.1) (2019-08): "Zero-touch network and Service Management (ZSM); Reference Architecture".
[6]
TS 28.545: "Management and orchestration; Fault Supervision (FS)".
[7]
TS 28.552: "Management and orchestration; 5G performance measurements".
[8]
TS 28.554: "Management and orchestration; 5G end to end Key Performance Indicators (KPI)".
[9]
TS 28.532: "Management and orchestration; Generic management services".
[10]
TS 23.003: "Numbering, addressing and identification".
[11]
ETSI GS ZSM 009-1 (V1.1.1) (2021-06): "Zero-touch network and Service Management (ZSM); Closed-Loop Automation; Part 1: Enablers".
3 Definitions of terms, symbols and abbreviations p. 6
3.1 Terms p. 6
For the purposes of the present document, the terms 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.
communication services:
subset of 3GPP defined services. Examples of 3GPP services (e.g. 5G LAN, URLLC) can be found in TS 22.261.
service level specification:
specification of the minimum acceptable standard of service.
SLA requirements:
service and network requirements derived from SLAs.
3.2 Symbols p. 7
Void.
3.3 Abbreviations p. 7
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.
CN
Core Network
CS
Communication Service
CSA
Communication Service Assurance
CSC
Communication Service Customer
CSP
Communication Service Provider
eMBB
enhanced Mobile BroadBand
KPI
Key Performance Indicator
MDAS
Management Data Analytics Service
MnS
Management Service
NF
Network Function
NSI
NetworkSlice Instance
NSSI
NetworkSlice Subnet Instance
NSP
NetworkSlice Provider
NWDAF
Network Data Analytics Function
QoE
Quality of Experience
SD
Slice Differentiator
SLA
Service Level agreement
SLS
Service Level Specification
S-NSSAI
Single Network Slice Selection Assistance Information
SST
Slice/ServiceType
