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PROJECTPTLUser Story / EpicRequirement
A&AINO IMPACT


AAFNO IMPACT
APPCNO IMPACT


CLAMPNO IMPACT
CC-SDK NO IMPACT
DCAENO IMPACT
DMaaPNO IMPACT
External APINO IMPACT
MODELING

EPIC #1

Modeling work to adapt 3GPP TS28.541 NRM


Multi-VIM /

Cloud

NO IMPACT
OOFNO IMPACT
POLICYNO IMPACT
PORTALNO IMPACT
SDN-CNO IMPACT
SDCNO IMPACT
SONO IMPACT
VIDNO IMPACT
VNFRQTSNO IMPACT
VNF-SDKNO IMPACT
CDSNO IMPACT

List of PTLs:Approved Projects

*Each Requirement should be tracked by its own User Story in JIRA 

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Information Element Name

Name of the Information Element (to be determined) (Discuss with Modeling Team)

Points of Contact

Information Element Main Contact: Benjamin Cheung

Information Modeling Contact: Benjamin Cheung   guochuyi  Swaminathan Seetharaman

Schema Definition Contact: Benjamin Cheung

Related Use Cases

The E2E Network Slicing Use Case

WIKI: E2E Network Slicing Use Case in R7 Guilin

and OOF SON PCI Use Case are related use cases that all use the 3GPP TS28.541 5G NRM:

WIKI: R7 OOF SON Use Case

Participating ONAP Components

OOF SON PCI Handler Micro-Service, End to End Network Slicing (Micro services)

(With the Generic Application Model) in CDS

Related JIRA

The related Modeling JIRA is here: 

Jira Legacy
serverSystem Jira
serverId4733707d-2057-3a0f-ae5e-4fd8aff50176
keyMODELING-369

Description

The purpose of this use case is to introduce the necessary changes into the ONAP platform architecture so that it can be prepared to accept and work with a real live 5G RAN DU (for a gNB). Presently, this may mean introducing a generic application model defined in CDS. This model would then integrate the 3GPP 5G NRM so that ONAP components and micro-services could access the information in a 3GPP format without needing to overhaul the Platform Information Model.

Related Standards & Industry Activities

Related Industry Standards are here:

STANDARDDESCRIPTION LINK
3GPP TS28Main 3GPP TS28 series link: https://www.3gpp.org/DynaReport/28-series.htm
3GPP TS28.532

Management & Orchestration

https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=3427

Document itself: 28532-g40.doc

3GPP TS28.540

This is the 3GPP Standard forum

Management & Orchestration 5G Network Resource Model (NRM) Stage 1

The URL: https://itectec.com/archive/3gpp-specification-ts-28-540/

3GPP TS28.54028540-g00.doc
3GPP TS28.541

This is the 3GPP Standard forum

Management & Orchestration 5G Network Resource Model (NRM) Stage 2 and Stage 3

The URL: https://itectec.com/archive/3gpp-specification-ts-28-541/

3GPP TS28.541

5G NRM (document itself)

3GPPTS28541-f40.doc

3GPP TS28.620

Federated Network Information Model (FNIM) Umbrella Information Model (UIM)

https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=1539

3GPP TS28.622

Generic NRM

https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=1541

Document itself: 28622-g40.doc

3GPP APIshttps://forge.etsi.org/rep/3GPP/SA5/data-models


Attributes

There are hundreds of parameters in the 5G NRM from the above standards.

A spreadsheet of all of the parameters are compiled in this spreadsheet:

View file
name3GPPTS28541_01Jn022020BC.xlsx
height250

Relationships

RUN TIME - (SO, CDS, PRH). PNFs that need to be instantiated in 5G Services (associated resources for a service).

RUN TIME - (OOF SON PCI Use Case) - The PCI Micro-service will need the PCI values in the 5G NRM.

Originator

Where does this information come from? (What component initially creates it)

The PNF or VNF will generate (and own) the information. This information is created outside of ONAP.

The information is used by the micro-services. For example the OOF SON PCI Micro-service will use the repository of 5G Data from the C&PS Database.

Consumers

Who uses this information inside & outside of ONAP?  How do they use it?

RUN TIME - (OOF SON PCI Use Case) - The PCI Micro-service will need the PCI values in the 5G NRM.

RUN TIME - (E2E Network Slicing Use Case) - Slicing models, objects and parameters from 5G NRM (TS28.541)

Includes description of information consumed (whole class, specific attributes, etc)

The following table shows the E2E NS parameters & classes needed:

Producers

Who updates this information inside of ONAP? ANSWER: A user would load the Generic Application Model. CDS would update this information inside of ONAP. A user would specify a domain specific model to use.

Under what conditions do they update it? ANSWER: In design time, if the designer determined that a resource will be using the Generic Application Model, they can choose to update it with a domain specific model. The detailed description of information (classes, attributes) can be obtained in the 3GPP TS28.541 standards that can be retrieved from the links above.

Steward

Where will this information stored and maintained? ANSWER: This model information would become a part of the CDS repository. During design time, CDS would be used to load a domain specific model

Impacted APIs & Schemas

ANSWER: With the Generic Application Model Solution, CDS Platform component will need to be updated and its APIs may be impacted.

CDS would load the Generic Application Model and populate it with a standard defined model, for example, the 3GPP 5G NRM.

CDS would have an impacted ONAP schemas & API updated

Information Modeling Status

This is scheduled in the R7 Modeling planning page. The Wiki page: ONAP R7 Modeling High Level Requirements

It is being tracked by the Modeling-369 Jira which can be found here:

Jira Legacy
serverSystem Jira
serverId4733707d-2057-3a0f-ae5e-4fd8aff50176
keyMODELING-369

Status: It is active for the current release, this use case has been accepted. The model is being developed.

Schema Definition Status

What is the status of ONAP Schema Definition activities associated with this Information Element.

Please provide links to relevant wiki pages & JIRA.

ONAP Release Priority

This use case is in the R7 Release planning. The Wiki Page is at: Guilin Release Requirements

It has a TSC Priority of 0 (Go)

PRESENTATIONS & RECORDINGS

The following are presentations made for the 5G Service Model

SUPPORTING FILES

TopicFile
5G Service Modeling (April 2020)

5G Service Modeling Slides Updated

 

3GPP TS28.541 5G NRM
5G Service Modeling Slides Updated

3GPP TS28.541 5G NRM

Parameter Analysis

5G Service Modeling Slides updated from   call and   C&PS call

slides from Sept 14


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MeetingsAttendeesRecordingAudio Only

 

 

Modeling Sub-Committee call & discussion in Wiki:

ONAP R7 Resource IM Call 2020-7-20

(recording at Wiki)(recording at Wiki)

 

 


AGENDA:  

  1. Continued discussion about the C&PS Registry Service,
  2. Progress on an Application Model (potentially into the Platform Information Model),
  3. E2E Network Slicing & OOF/SON/PCI U/C & Base Modeling efforts.
  4. The R8 plan ahead & ONAP R8 Modeling High Level Requirements
  5. Action Items to Close for Modeling, VNF-RQTS, and SDC


 

Benjamin Cheung





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