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TR 28.816
Study on charging aspects of Cellular Internet Of Things in the 5G System (5GS CIoT)

3GPP‑Page   fToC↓   Partial Content →
V17.0.0 (Wzip)  2021/12  29 p.
Rapporteur:
Mr. Zhu, Lei
Huawei Tech.(UK) Co.. Ltd

full Table of Contents for  TR 28.816  Word version:  17.0.0

each clause number in 'red' refers to the equivalent title in the Partial Content
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1Scope  p. 7
2References  p. 7
3Definitions of terms, symbols and abbreviations  p. 8
3.1Terms  p. 8
3.2Symbols  p. 8
3.3Abbreviations  p. 8
4Concepts and background  p. 8
4.1General  p. 8
4.25G data connectivity domain charging  p. 9
4.3CP data transfer charging  p. 9
4.3.1General  p. 9
4.3.2CP data transfer charging with SCEF  p. 9
4.3.3CP data transfer charging with NEF  p. 10
4.4Monitoring event charging  p. 10
4.4.1General  p. 10
4.4.2Monitoring event charging with SCEF  p. 11
4.4.3Monitoring event charging with NEF  p. 11
5Use cases and key issues  p. 12
5.1Use cases  p. 12
5.1.1Use case #1: Control plane optimization in 5G data connectivity domain charging  p. 12
5.1.2Use case #2: Non-IP Data Delivery (NIDD) in control plane data transfer domain charging  p. 13
5.1.3Use case #3: Support of Serving PLMN Rate Control in control plane data transfer domain charging  p. 13
5.1.4Use case #4: Support of Small Data Rate Control in control plane data transfer domain charging  p. 13
5.1.5Use case #5: Handover 5GS CIoT charging with EPS interworking  p. 14
5.1.6Use case #6: Support for monitoring events charging  p. 14
5.1.7Use case #7: The access service of 5GS CIoT  p. 15
5.1.8Use case #8: Charging support in home-routed roaming scenario  p. 15
5.1.9Use case #9: Support of rate control of user data  p. 15
5.2Potential charging requirements  p. 15
5.3Mapping of use cases  p. 16
5.4Charging scenarios and key issues  p. 16
5.4.15G data connectivity domain charging  p. 16
5.4.1.1Key issues for 5GS CIoT charging in 5G data connectivity domain charging  p. 16
5.4.1.2Potential solutions  p. 17
5.4.1.2.0General  p. 17
5.4.1.2.1Charging enhancements of PDU session charging  p. 17
5.4.1.2.2 Solution of charging enhancement for 5GS CIoT access service  p. 18
5.4.1.2.2.1 Solution for SMF to interact with CHF for 5GS CIoT access service  p. 18
5.4.1.2.3PDU session charging for Home-routed roaming scenario  p. 18
5.4.1.2.4PDU session charging in case of EPS interworking  p. 19
5.4.1.3Evaluation  p. 20
5.4.2Control Plane data transfer domain charging  p. 20
5.4.2.1Key issues of 5GS CIoT charging in control plane data transfer domain charging  p. 20
5.4.2.2Potential solutions  p. 20
5.4.2.2.0General  p. 20
5.4.2.2.1Charging enhancement for NEF based NIDD  p. 21
5.4.2.2.1.1Charging architecture in control plane data transfer domain charging for 5GS CIoT  p. 21
5.4.2.2.1.2Message flow for SMF to interact with CHF in case of NEF based NIDD  p. 21
5.4.2.2.2Charging enhancement to north bound API charging for NEF based NIDD  p. 22
5.4.2.2.2.3Flow for north bound API charging in case of NEF based NIDD  p. 23
5.4.2.3Evaluation  p. 24
5.4.3Monitoring event domain charging  p. 25
5.4.3.0General  p. 25
5.4.3.1Potential solutions  p. 25
5.4.3.1.1Charging architecture in Monitoring event domain charging for 5GS CIoT  p. 25
5.4.3.1.2Message flow for monitoring event charging for NEF  p. 25
5.4.3.2 Evaluation  p. 27
6 Conclusion and recommdnations  p. 27
$Change history  p. 29

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