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TECHNICAL SPECIFICATION
5G;
Management and orchestration;
Fault Supervision (FS)
(3GPP TS 28.545 version 15.0.0 Release 15)
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3GPP TS 28.545 version 15.0.0 Release 15 1 ETSI TS 128 545 V15.0.0 (2018-10)
Reference
DTS/TSGS-0528545vf00
Keywords
5G
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3GPP TS 28.545 version 15.0.0 Release 15 2 ETSI TS 128 545 V15.0.0 (2018-10)
Intellectual Property Rights
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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
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3GPP TS 28.545 version 15.0.0 Release 15 3 ETSI TS 128 545 V15.0.0 (2018-10)
Contents
Intellectual Property Rights . 2
Foreword . 2
Modal verbs terminology . 2
Foreword . 5
Introduction . 5
1 Scope . 6
2 References . 6
3 Definitions and abbreviations . 6
3.1 Definitions . 6
3.2 Abbreviations . 6
4 General . 6
4.1 Overview . 6
4.1.1 Alarm related services . 6
5 Specification level requirements . 7
5.1 Use cases . 7
5.1.1 Report alarm notifications of NSI . 7
5.1.2 Subscription of alarm notifications of NSI . 8
5.1.3 Unsubscription of alarm notifications of NSI . 8
5.1.4 Get alarm list of NSI . 9
5.1.5 Acknowledge alarms of NSI . 9
5.1.6 Clear alarms of NSI . 10
5.1.7 Report alarm notifications of NSSI . 10
5.1.8 Subscription of alarm notifications of NSSI . 11
5.1.9 Unsubscription of alarm notifications of NSSI . 11
5.1.10 Get alarm list of NSSI . 12
5.1.11 Acknowledge alarms of NSSI . 12
5.1.12 Clear alarms of NSSI . 13
5.1.13 Report alarm notifications of NF instance . 13
5.1.14 Subscription of alarm notifications of NF instance . 14
5.1.15 Unsubscription of alarm notifications of NF instance . 14
5.1.16 Get alarm list of NF instance . 15
5.1.17 Acknowledge alarms of NF instance . 15
5.1.18 Clear alarms of NF instance . 16
5.1.19 Notify changed alarms of NSI . 16
5.1.20 Notify changed alarms of NSSI . 17
5.1.21 Notify changed alarms of NF instance . 17
5.1.22 Notify cleared alarms of NSI . 18
5.1.23 Notify cleared alarms of NSSI . 18
5.1.24 Notify cleared alarms of NF instance . 19
5.1.25 Notify acknowledgement state change of NSI alarms . 19
5.1.26 Notify acknowledgement state change of NSSI alarms . 20
5.1.27 Notify acknowledgement state change of NF instance alarms . 20
5.2 Requirements . 20
5.2.1 Requirements for fault supervision data report service for NSI . 20
5.2.2 Requirements for fault supervision data control service for NSI . 21
5.2.3 Requirements for fault supervision data report service for NSSI . 21
5.2.4 Requirements for fault supervision data control service for NSSI . 21
5.2.5 Requirements for fault supervision data report service for NF . 22
5.2.6 Requirements for fault supervision data control service for NF . 22
6 Fault Supervision management services components . 22
6.1 Management services for network slice fault supervision . 22
6.2 Management services for network slice subnet fault supervision . 23
ETSI
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3GPP TS 28.545 version 15.0.0 Release 15 4 ETSI TS 128 545 V15.0.0 (2018-10)
6.3 Management services for network function fault supervision . 23
7 Alarm loss detection . 24
8 Virtualized resource alarm correlation . 24
9. Procedures for fault supervision management services . 24
9.1 Alarm subscription and notification . 24
Annex A (informative): Change history . 26
History . 27
ETSI
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3GPP TS 28.545 version 15.0.0 Release 15 5 ETSI TS 128 545 V15.0.0 (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.
Introduction
The present document 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 28.545: Management and orchestration; Fault Supervision (FS)
ETSI
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3GPP TS 28.545 version 15.0.0 Release 15 6 ETSI TS 128 545 V15.0.0 (2018-10)
1 Scope
The present document specifies use cases and requirements for fault supervision of 5G networks and network slicing.
2 References
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] 3GPP TR 21.905: "Vocabulary for 3GPP Specifications".
[2] 3GPP TS 28.532: "Management and orchestration; Management services".
[3] 3GPP TS 28.541: "Management and orchestration; 5G Network Resource Model (NRM); Stage 2
and stage 3".
3 Definitions and abbreviations
3.1 Definitions
For the purposes of the present document, the terms and definitions given in 3GPP TR 21.905 [1] and the following
apply. A term defined in the present document takes precedence over the definition of the same term, if any, in 3GPP
TR 21.905 [1].
3.2 Abbreviations
For the purposes of the present document, the abbreviations given in 3GPP TR 21.905 [1] and the following apply. An
abbreviation defined in the present document takes precedence over the definition of the same abbreviation, if any, in
3GPP TR 21.905 [1].
FS Fault Supervision
ME Managed Element
MnS Management Service
NSI Network Slice Instance
NSSI Network Slice Subnet Instance
VNF Virtualized Network Function
VNFC Virtualized Network Function Component
4 General
4.1 Overview
4.1.1 Alarm related services
The following management services are needed for fault supervision:
ETSI
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3GPP TS 28.545 version 15.0.0 Release 15 7 ETSI TS 128 545 V15.0.0 (2018-10)
Table 4.1.1: Management services for fault supervision
Management Service Description
Fault supervision data report service for NSI To support the consumer to get NSI alarm data.
Fault supervision data control service for NSI To support the consumer to control NSI alarm data.
Fault supervision data report service for NSSI To support the consumer to get NSSI alarm data.
Fault supervision data control service for NSSI To support the consumer to control NSSI alarm data.
Fault supervision data report service for NF To support the consumer to get NF instance alarm data.
Fault supervision data control service for NF To support the consumer to control NF instance alarm data.
5 Specification level requirements
5.1 Use cases
5.1.1 Report alarm notifications of NSI
Evolution/Specification <>
Use case stage
Related use
Goal
To report NSI alarm notifications.
Actors and An authorized consumer of fault supervision data report service for NSI.
Roles
Telecom
Network slice instance
resources
Assumptions N/A
Pre-conditions An NSI is deployed
An authorized consumer has subscribed the alarm notifications of an NSI
The producer of fault supervision data report service for NSI has subscribed the
alarm notifications of the NSI constituents.
Begins when
A failure or severe performance degradation of NSI is detected.
Step 1 (M) The producer of fault supervision data report service for NSI collects alarm
information of NSSIs and/or NF instances associated with the NSI as well as
other information if needed.
Step 2 (M) The producer of fault supervision data report service for NSI sends the alarm
notification to its authorized consumer when a new alarm notification is
generated and this alarm notification satisfies the filter condition if exists.
Ends when
The authorized consumer receives the alarm notification of the NSI or the
authorized consumer unsubscribes the alarm notifications of the NSI or the NSI
is terminated.
Exceptions In case any of the mandatory steps in the use case fails
Post-conditions The authorized consumer receives the alarm notification of the NSI
Traceability REQ-FSDR_NSI-FUN-1, REQ-FSDR_NSI-FUN-4
ETSI
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3GPP TS 28.545 version 15.0.0 Release 15 8 ETSI TS 128 545 V15.0.0 (2018-10)
5.1.2 Subscription of alarm notifications of NSI
Evolution/Specification <>
Use case stage
Related use
Goal
To subscribe NSI alarm notifications
Actors and An authorized consumer of fault supervision data report service for NSI.
Roles
Telecom
Network slice instance
resources
Assumptions N/A
Pre-conditions
An NSI is deployed
Begins when
An authorized consumer wants to subscribe the alarm notifications of an NSI
Step 1 (M) The authorized consumer sends request to the producer of fault supervision
data report service for NSI to subscribe alarm notifications of an NSI.
Step 2 (M)
The producer of fault supervision data report service for NSI sends the response
of the completion of the subscription to the authorized consumer.
Ends when All the steps identified above are successfully completed.
Exceptions
In case any of the mandatory steps in the use case fails.
Post-conditions The alarm notifications of an NSI have been subscribed by the authorized
consumer.
Traceability
REQ-FSDR_NSI-FUN-2
5.1.3 Unsubscription of alarm notifications of NSI
Evolution/Specification <>
Use case stage
Related use
Goal To unsubscribe NSI alarm notifications
Actors and
An authorized consumer of fault supervision data report service for NSI.
Roles
Telecom Network slice instance
resources
Assumptions N/A
Pre-conditions An NSI is deployed
An authorized consumer has subscribed the alarm notifications of an NSI from a
producer of fault supervision data report service for NSI.
Begins when The authorized consumer wants to unsubscribe the alarm notifications of an
NSI.
Step 1 (M)
The authorized consumer sends request to the producer of fault supervision
data report service for NSI to unsubscribe alarm notifications of an NSI.
Step 2 (M) The producer of fault supervision data report service for NSI sends the response
of the completion of the unsubscription to the authorized consumer.
Ends when All the steps identified above are successfully completed.
Exceptions In case any of the mandatory steps in the use case fails.
Post-conditions
The alarm notifications of the NSI has been unsubscribed by the authorized
consumer.
Traceability REQ-FSDR_NSI-FUN-3
ETSI
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3GPP TS 28.545 version 15.0.0 Release 15 9 ETSI TS 128 545 V15.0.0 (2018-10)
5.1.4 Get alarm list of NSI
Evolution/Specification <>
Use case stage
Related use
Goal
To get alarm list of NSI.
Actors and An authorized consumer of the fault supervision data report service for NSI.
Roles
Telecom
Network slice instance
resources
Assumptions N/A
Pre-conditions
The NSI has been deployed.
The producer of the fault supervision data report service for NSI is in operation.
Begins when The authorized consumer decides to get the alarm list of an NSI.
Step 1 (M) The authorized consumer requires the producer of the fault supervision data
report service for NSI to report the alarm list of the NSI.
Step 2 (M) The Producer of the fault supervision data report service for NSI sends the alarm
list to the the authorized consumer. The alarm list contains the alarm(s) which
satisfy the filter condition if exists.
Ends when All the steps identified above are successfully completed.
Exceptions One of the steps identified above fails.
Post-conditions The authorized consumer has got the alarm list of the NSI.
Traceability REQ-FSDR_NSI-FUN-5, REQ-FSDR_NSI-FUN-6
5.1.5 Acknowledge alarms of NSI
Evolution/Specification <>
Use case stage
Related use
Goal To acknowledge one or multiple alarms of NSI.
Actors and An authorized consumer of the fault supervision data control service for NSI.
Roles
Telecom Network slice instance
resources
Assumptions N/A
Pre-conditions The NSI has been deployed.
The producer of the fault supervision data control service for NSI is in operation.
Begins when The authorized consumer decides to acknowledge one or multiple alarms of an
NSI.
Step 1 (M)
The authorized consumer sends the request to the producer of the fault
supervision data control service for NSI to acknowledge one or multiple alarms
of the NSI.
Step 2 (M) The producer of the fault supervision data control service for NSI acknowledges
the alarms based on the request.
Ends when All the steps identified above are successfully completed.
Exceptions One of the steps identified above fails.
Post-conditions The alarms of the NSI have been acknowledged.
Traceability REQ-FSDC_NSI-FUN-1
ETSI
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3GPP TS 28.545 version 15.0.0 Release 15 10 ETSI TS 128 545 V15.0.0 (2018-10)
5.1.6 Clear alarms of NSI
Evolution/Specification <>
Use case stage
Related use
Goal
To clear one or multiple alarms of NSI.
Actors and An authorized consumer of the fault supervision data control service for NSI.
Roles
Telecom
Network slice instance
resources
Assumptions N/A
Pre-conditions
The NSI has been deployed.
The producer of the fault supervision data control service for NSI is in operation.
Begins when The authorized consumer decides to clear one or multiple alarms of an NSI.
Step 1 (M) The authorized consumer sends the request to the producer of the fault
supervision data control service for NSI to clear one or multiple alarms of the
NSI.
Step 2 (M) The producer of the fault supervision data control service for NSI clears the
alarms based on the request.
Ends when All the steps identified above are successfully completed.
Exceptions One of the steps identified above fails.
Post-conditions The alarms of the NSI have been cleared.
Traceability REQ-FSDC_NSI-FUN-2
5.1.7 Report alarm notifications of NSSI
Evolution/Specification <>
Use case stage
Related use
Goal To report NSSI alarm notifications.
Actors and An authorized consumer of fault supervision data report service for NSSI.
Roles
Telecom Network slice subnet instance
resources
Assumptions N/A
Pre-conditions An NSSI is deployed
An authorized consumer has subscribed the alarm notifications of an NSSI.
The producer of fault supervision data report service for NSSI has subscribed
the alarm notifications of NSSI constituents.
Begins when A failure or severe performance degradation of NSSI is detected.
Step 1 (M) The producer of fault supervision data report service for NSSI collects alarm
information of constituent NSSIs and/or NF instances associated with the NSSI
as well as other information if needed.
Step 2 (M)
The producer of fault supervision data report service for NSSI sends the alarm
notification to its authorized consumer when a new alarm notification is
generated and this alarm notification satisfies the filter condition if exists.
Ends when An authorized consumer receives the alarm notification of an NSSI or the
authorized consumer unsubscribes the alarm notifications of the NSSI or the
NSSI is terminated.
Exceptions
In case any of the mandatory steps in the use case fails.
Post-conditions The authorized consumer receives the alarm notification of the NSSI
Traceability REQ-FSDR_NSSI-FUN-1, REQ-FSDR_NSSI-FUN-4
ETSI
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3GPP TS 28.545 version 15.0.0 Release 15 11 ETSI TS 128 545 V15.0.0 (2018-10)
5.1.8 Subscription of alarm notifications of NSSI
Evolution/Specification <>
Use case stage
Related use
Goal
To subscribe NSSI alarm notifications
Actors and An authorized consumer of fault supervision data report service for NSSI.
Roles
Telecom
Network slice subnet instance
resources
Assumptions N/A
Pre-conditions
An NSSI is deployed
Begins when
An authorized consumer wants to subscribe the alarm notifications of an NSSI
Step 1 (M) The authorized consumer sends request to the producer of fault supervision
data report service for NSSI to subscribe alarm notifications of an NSSI.
Step 2 (M)
The producer of fault supervision data report service for NSSI sends the
response of the completion of the subscription to the authorized consumer.
Ends when All the steps identified above are successfully completed.
Exceptions
In case any of the mandatory steps in the use case fails.
Post-conditions The alarm notifications of an NSSI have been subscribed by the authorized
consumer.
Traceability
REQ-FSDR_NSSI-FUN-2
5.1.9 Unsubscription of alarm notifications of NSSI
Evolution/Specification <>
Use case stage
Related use
Goal To unsubscribe NSSI alarm notifications
Actors and
An authorized consumer of fault supervision data report service for NSSI.
Roles
Telecom Network slice subnet instance
resources
Assumptions N/A
Pre-conditions An NSSI is deployed
An authorized consumer has subscribed the alarm notifications of an NSSI from
the producer of fault supervision data report service for NSSI.
Begins when An authorized consumer wants to unsubscribe the alarm notifications of an
NSSI.
Step 1 (M)
The authorized consumer sends request to the producer of fault supervision
data report service for NSSI to unsubscribe alarm notifications of an NSSI.
Step 2 (M) The producer of fault supervision data report service for NSSI sends the
response of the completion of the unsubscription to the authorized consumer.
Ends when All the steps identified above are successfully completed.
Exceptions In case any of the mandatory steps in the use case fails.
Post-conditions
The alarm notifications of the NSSI has been unsubscribed by the authorized
consumer.
Traceability REQ-FSDR_NSSI-FUN-3
...