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USE CASE FUNCTIONAL DEFINITIONS

List of any tools or reference material associated with this Use Case as well as any JIRA trace-ability.

List of any associated diagrams or modelling artifacts associated with the Use Case

Use Case Title

Title of the Use Case5G Service Modling

Actors (and System Components)

The list of Actors and System Components that participate in the Use Case

Description

Short overview of the Use Case

Points of Contact

Authors and maintainers of the Use Case.

Use Case Lead, Key Use Case members and code contributors.

Preconditions

A list of conditions that are assumed to be true before the Use Case is invoked

Includes description of Information Consumed

Triggers / Begins when

Describes the trigger for beginning the Use Case

Steps / Flows (success)

Describes the sequence of steps and interactions that occur during the Use Case (may include: description, data exchanges, functionality, state changes)

Interaction diagrams may be included or referenced

Post-conditions

The expected results of the execution of the Use Case

Includes description of Information Produced

Alternate / Exception Paths

Description of any exceptions or special process that could occur during Use Case

Related Use Cases

List of the Use Cases referenced by this Use Case

Assumptions

Describes any assumptions that are made for this use case

Tools / References / Artifacts

)

N/A, Modeling work

Description

This use case will lay the groundwork to introduce and open the discussion with the modeling sub-committee for the platform information modeling work to allow ONAP to integrate with a real "live" 5G DU Base station (PNF)

The RAN (wireless) 5G base station network resource model is driven by the 3GPP standard: TS28.540 and TS28.541, the 5G NRM.

This standard is used by all 5G vendors for their PNFs (DUs) which serves as a starting point to think about modeling work as it is common to all vendors.

ONAP will not necessarily need to know or work with all of the ~300 parameters described in the standard, but rather should introduce a common "core" model into the ONAP platform release information model, so that other future use cases and applications can introduce model information in an orderly fashion.

In R7, the OOF/SON/PCI and End-to-End Network Slicing use cases will leverage the work to introduce this common "core" model. Note that, these use cases ARE domain specific, to network wireless / radio access networks. So some thought should be given as to how to introduce domain-specific modeling into ONAP such that it can still serve many other domains with full functionality given to each of those domains.

Points of Contact

Preconditions

N/A - this use case is modeling work only

Triggers / Begins when

N/A - this use case is modeling work only

Steps / Flows (success)

N/A - this use case is modeling work only

Post-conditions

N/A - this use case is modeling work only

Alternate / Exception Paths

N/A - this use case is modeling work only

Related Use Cases

End-to-End Network Slicing Use Case: E2E Network Slicing Use Case in R7 Guilin

OOF/SON/PCI Use Case:

Assumptions


Tools / References / Artifacts


SUPPORTING FILES

TopicFile
5G Service Modeling

View file
nameR7-5GServiceCreation.pptx
height250

3GPP TS28.541 5G NRM

View file
name3GPPTS28541-f40.doc
height250

3GPP TS28.541 5G NRM

Parameter Analysis

View file
name3GPPTS28541_01Jn022020.xlsx
height250



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