ETSI TS 128 628 V15.0.0 (2018-07)

Universal Mobile Telecommunications System (UMTS); LTE; Telecommunication management; Self-Organizing Networks (SON) Policy Network Resource Model (NRM) Integration Reference Point (IRP); Information Service (IS) (3GPP TS 28.628 version 15.0.0 Release 15)

ETSI TS 128 628 V15.0.0 (2018-07)

Name:ETSI TS 128 628 V15.0.0 (2018-07)   Standard name:Universal Mobile Telecommunications System (UMTS); LTE; Telecommunication management; Self-Organizing Networks (SON) Policy Network Resource Model (NRM) Integration Reference Point (IRP); Information Service (IS) (3GPP TS 28.628 version 15.0.0 Release 15)
Standard number:ETSI TS 128 628 V15.0.0 (2018-07)   language:English language
Release Date:29-Jul-2018   technical committee:3GPP SA 5 - Telecom Management
Drafting committee:   ICS number:
ETSI TS 128 628 V15.0.0 (2018-07)






TECHNICAL SPECIFICATION
Universal Mobile Telecommunications System (UMTS);
LTE;
Telecommunication management;
Self-Organizing Networks (SON)
Policy Network Resource Model (NRM)
Integration Reference Point (IRP);
Information Service (IS)
(3GPP TS 28.628 version 15.0.0 Release 15)

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3GPP TS 28.628 version 15.0.0 Release 15 1 ETSI TS 128 628 V15.0.0 (2018-07)



Reference
RTS/TSGS-0528628vf00
Keywords
LTE,UMTS
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3GPP TS 28.628 version 15.0.0 Release 15 2 ETSI TS 128 628 V15.0.0 (2018-07)
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.
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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

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3GPP TS 28.628 version 15.0.0 Release 15 3 ETSI TS 128 628 V15.0.0 (2018-07)
Contents
Intellectual Property Rights . 2
Foreword . 2
Modal verbs terminology . 2
Foreword . 6
Introduction . 6
1 Scope . 7
2 References . 7
3 Definitions and abbreviations . 8
3.1 Definitions . 8
3.2 Abbreviations . 8
4 SON Policy and optimization function definitions . 9
4.1 Monitoring and management operations for self-optimization . 9
4.1.1 Monitoring and management function . 9
4.1.1.1 Usage of Itf-N . 9
4.2 Load balancing optimization function . 9
4.2.1 Objective and targets . 9
4.2.2 Parameters To Be Optimized . 10
4.2.3 Optimization method . 10
4.2.3.1 Problem detection . 10
4.2.3.2 Problem solution . 10
4.2.4 Architecture . 11
4.2.4.1 Definition of logical functions . 11
4.2.4.2 Location of logical functions. 11
4.2.5 PM . 11
4.3 Handover (HO) parameter optimization function . 12
4.3.1 Objective and targets . 12
4.3.2 Parameters To Be Optimized . 12
4.3.3 Optimization method . 13
4.3.3.1 Problem detection . 13
4.3.3.2 Problem solution . 13
4.3.4 Architecture . 13
4.3.4.1 Definition of logical functions . 13
4.3.4.2 Location of logical functions. 14
4.3.5 PM . 14
4.4 Interference control function . 15
4.5 Capacity and coverage optimization function . 15
4.5.4 Architecture . 16
4.5.4.1 Definition of logical functions . 16
4.5.4.2 Location of logical functions. 16
4.5.6 MDT measurements . 20
4.6 RACH Optimization Function . 20
4.6.1 Objective and targets . 20
4.6.2 Parameters to be optimized . 20
4.6.3 Optimization method . 21
4.6.3.1 Problem detection . 21
4.6.3.2 Problem solution . 21
4.6.4 PM . 21
4.7 SON coordination . 21
4.7.1 Introduction. 21
4.7.2 Coordination between SON functions below Itf-N and non-SON CM operations over itf-N . 22
4.7.2.1 Description . 22
4.7.2.2 Prevention. 22
4.7.2.3 Resolution. 22
4.7.3 Coordination between different SON functions . 22
ETSI

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3GPP TS 28.628 version 15.0.0 Release 15 4 ETSI TS 128 628 V15.0.0 (2018-07)
4.7.3.0 General . 22
4.7.3.1 Coordination between Cell Outage Compensation and Energy Saving Management . 23
4.7.3.1.1 Description . 23
4.7.3.1.2 Prevention . 23
4.7.3.1.3 Resolution . 23
4.7.3.2 Coordination among Cell Outage Compensation, Capacity and Coverage Optimization, and
Energy Saving Management . 23
4.7.3.2.1 Description . 23
4.7.3.2.2 Prevention . 24
4.7.3.2.3 Resolution . 24
4.7.3.3 Coordination between Cell Outage Compensation and Automatic Neighbour Relation . 24
4.7.3.3.1 Description . 24
4.7.3.3.2 Prevention . 24
4.7.3.3.3 Resolution . 24
4.7.3.4 Coordination between HandOver parameter Optimization and Load Balancing Optimization . 25
4.7.3.4.1 Description . 25
4.7.3.4.2 Prevention . 25
4.7.3.4.3 Resolution . 25
4.7.4 General SON coordination solutions . 25
4.7.4.1 Overview . 25
4.7.4.2 Conflict prevention. 26
4.7.4.3 Conflict resolution . 27
4.8 SON for AAS management . 27
4.8.1 Objective and targets . 27
4.8.2 Parameters to be optimized . 28
4.8.3 Optimization method . 28
4.8.3.1 Problem detection . 28
4.8.3.2 Problem solution . 28
4.8.4 Architecture . 28
4.8.4.1 Definition of logical functions . 28
4.8.4.2 Location of logical functions. 28
4.8.5 PM . 29
5 Model . 31
5.1 Imported information entities and local labels . 31
5.2 Class diagrams . 31
5.2.1 Relationships. 31
5.2.2 Inheritance . 37
5.3 Class definitions . 39
5.3.1 SONTargets . 39
5.3.1.1 Definition . 39
5.3.1.2 Attributes . 39
5.3.1.3 Attribute constraints . 40
5.3.1.4 Notifications . 40
5.3.2 SONControl . 40
5.3.2.1 Definition . 40
5.3.2.2 Attributes . 40
5.3.2.3 Attribute constraints . 40
5.3.2.4 Notifications . 40
5.3.3 ESPolicies . 41
5.3.3.1 Definition . 41
5.3.3.2 Attributes . 41
5.3.3.3 Attribute constraints . 41
5.3.3.4 Notifications . 41
5.3.4 EUtranCellSON . 41
5.3.4.1 Definition . 41
5.3.4.2 Attributes . 41
5.3.4.3 Attribute constraints . 41
5.3.4.4 Notifications . 42
5.3.5 EnergySavingProperties . 42
5.3.5.1 Definition . 42
5.3.5.2 Attributes . 42
ETSI

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3GPP TS 28.628 version 15.0.0 Release 15 5 ETSI TS 128 628 V15.0.0 (2018-07)
5.3.5.3 Attribute constraints . 42
5.3.5.4 Notifications . 42
5.3.6 IOC SONFuncInfo . 42
5.3.6.1 Definition . 42
5.3.6.2 Attributes . 43
5.3.6.3 Attribute constraints . 43
5.3.6.4 Notifications . 43
5.3.7 IOC SONCoordinationPolicies. 43
5.3.7.1 Definition . 43
5.3.7.2 Attributes . 43
5.3.7.3 Attribute constraints . 43
5.3.7.4 Notifications . 43
5.3.8 interRatEsPolicies . 44
5.3.8.1 Definition . 44
5.3.8.2 Attributes . 44
5.3.8.3 Attribute constraints . 44
5.3.8.4 Notifications . 44
5.4 Attribute definitions . 45
5.4.1 Attribute properties . 45
5.4.2 Constraints . 57
5.5 Common notifications . 57
5.5.2 Configuration notifications . 57
Annex A (informative): Target Achievement Evaluation . 58
Annex B (informative): Examples of how to use general SON coordination solutions . 59
B.1 Coordination of COC and CCO using priority of SON functions . 59
B.2 Coordination of COC, CCO and ES using priority of SON functions . 59
B.3 Coordination of COC, CCO and ES based on the cell state . 60
Annex C (informative): State diagram for Distributed and EM-centralized Energy Saving
Management . 61
Annex D (informative): Change history . 64
History . 65

ETSI

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3GPP TS 28.628 version 15.0.0 Release 15 6 ETSI TS 128 628 V15.0.0 (2018-07)
Foreword
rd
This Technical Specification has been produced by the 3 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
rd
The present document is part of a TS-family covering the 3 Generation Partnership Project Technical Specification
Group Services and System Aspects, Telecommunication management; as identified below:
28.627: Self-Organizing Networks (SON) Policy Network Resource Model (NRM) Integration Reference Point
(IRP); Requirements
28.628: Self-Organizing Networks (SON) Policy Network Resource Model (NRM) Integration Reference
Point (IRP); Information Service (IS)
28.629: Self-Organizing Networks (SON) Policy Network Resource Model (NRM) Integration Reference Point
...

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