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4‑5x
TR 28.831
Study on basic Service-Based Management Architecture (SBMA) enabler enhancements
3GPP‑Page
V18.0.0 (Wzip)
2023/06 62 p.
Rapporteur:
Dr. Pollakowski, Olaf
Nokia Germany
full Table of Contents for
TR 28.831
Word version: 18.0.0
1
Scope
2
References
3
Definitions of terms, symbols and abbreviations
4
Issues
5
Recommendations and conclusions
A
Profiles
$
Change history
1
Scope
p. 7
2
References
p. 7
3
Definitions of terms, symbols and abbreviations
p. 8
3.1
Terms
p. 8
3.2
Symbols
p. 8
3.3
Abbreviations
p. 8
4
Issues
p. 8
4.1
Void
4.2
Key issue #2: Targeted notification subscriptions
p. 8
4.2.1
Issue description
p. 8
4.2.2
Current situation
p. 8
4.2.2.1
Scoping objects based on object classes
p. 8
4.2.2.2
Scoping attributes
p. 10
4.2.2.3
Scoping objects or attributes based on conditions
p. 11
4.2.3
Analysis
p. 11
4.2.4
Potential requirements
p. 11
4.2.5
Potential solutions
p. 12
4.2.5.1
Introduction
p. 12
4.2.5.2
XPath 1.0
p. 12
4.2.5.2.1
General considerations
p. 12
4.2.5.2.2
Special considerations for JSON
p. 14
4.2.5.2.3
Special considerations for YANG
p. 17
4.2.5.3
XPath 2.0
p. 17
4.2.5.2.4
XPath 1.0 profiles
p. 17
4.2.5.4
XPath 3.1
p. 19
4.2.5.5
JSON Pointer
p. 19
4.2.5.6
JSONPath
p. 19
4.2.6
CR proposal
p. 20
4.2.7
Conclusion
p. 23
4.3
Issue #3: Definition of createMOI
p. 23
4.3.1
Issue description
p. 23
4.3.2
Analysis
p. 23
4.3.3
CR proposal
p. 24
4.3.4
Conclusion
p. 25
4.4
Issue #4: Definition of modifyMOIAttributes
p. 25
4.4.1
Issue description
p. 25
4.4.2
Analysis
p. 25
4.4.3
CR proposal
p. 25
4.4.4
Conclusion
p. 28
4.5
Issue #5: HTTP error response format
p. 28
4.5.1
Issue description
p. 28
4.5.2
Analysis
p. 28
4.5.3
CR proposal
p. 28
4.6
Issue#6: Operation for multiple MOI updates (stage 2)
p. 46
4.6.1
Issue description
p. 46
4.6.2
Analysis
p. 46
4.6.3
CR proposal
p. 46
4.6.4
Conclusion
p. 47
4.7
Issue#7: Advertising communication options (REST SS)
p. 47
4.7.1
Issue description
p. 47
4.7.2
Analysis
p. 47
4.7.3
CR proposal
p. 48
4.7.4
Conclusion
p. 50
4.8
Issue #8: Logging
p. 50
4.8.1
Issue description
p. 50
4.8.2
Analysis
p. 50
4.8.3
Potential Requirements
p. 50
4.8.4
Potential Solutions
p. 50
4.8.5
CR proposal
p. 50
4.9
Issue#9: Harmonized approach for node selection
p. 51
4.9.1
Issue Description
p. 51
4.9.2
Analysis
p. 51
4.9.2.1
Node selection in read operations
p. 51
4.9.2.2
Node selection with NRM attributes
p. 51
4.9.3
Potential requirements
p. 52
4.9.4
Potential solution
p. 52
4.9.5
Conclusion
p. 52
4.10
Issue#10: OAS definition versioning (HTTP/JSON only)
p. 52
4.10.1
Issue Description
p. 52
4.10.2
Analysis
p. 53
4.10.3
Potential requirements
p. 53
4.10.4
Potential solutions
p. 53
4.10.5
CR proposal
p. 53
4.10.6
Conclusion
p. 53
4.11
Issue #11: Advertising NRM properties by MnS producer
p. 53
4.11.1
Issue description
p. 53
4.11.2
Current situation
p. 54
4.11.3
Analysis
p. 55
4.11.4
Potential requirements
p. 55
4.11.5
Potential solution
p. 55
4.11.6
CR proposal
p. 56
4.11.7
Conclusion
p. 56
4.12
Issue #12: Multiple alarms subscription mechanism
p. 56
4.12.1
Issue description
p. 56
4.12.2
Analysis
p. 56
4.12.3
Potential Requirements
p. 56
4.12.4
Potential Solutions
p. 56
4.12.5
Change Request proposal
p. 56
4.13
Issue #13: Partial success for update operations (HTTP/JSON only)
p. 57
4.13.1
Issue description
p. 57
4.13.2
Analysis
p. 57
4.13.3
Potential requirements
p. 57
4.13.4
Potential solutions
p. 57
4.13.5
CR proposal
p. 58
4.13.6
Conclusion
p. 58
5
Recommendations and conclusions
p. 58
A
Profiles
p. 58
A.1
EBNF for basic XPath profile
p. 58
A.2
EBNF for advanced XPath profile
p. 58
$
Change history
p. 61