Content for TR 28.877 Word version: 19.0.0
4 Use cases, potential requirements and possible solutions
5 Conclusion and Recommendation
$ Change history
4 Use cases, potential requirements and possible solutions p. 8
4.1 Use case #1: Management enhancement to support the analytics exposure in roaming case p. 8
4.1.1 Description p. 8
4.1.2 Potential requirements p. 8
4.1.3 Potential solutions p. 9
4.1.3.1 Potential solution #1: NWDAFFunction IOC enhancement to support analytics exposure in roaming case p. 9
4.1.3.1.1 Introduction p. 9
4.1.3.1.2 Description p. 9
4.1.3.2 Potential solution #2: Number of roaming analytics service subscriptions received by RE-NWDAF p. 9
4.1.3.3 Potential solution #3: Number of roaming analytics service requests received by RE-NWDAF p. 9
4.1.3.4 Potential solution #4: Number of roaming analytics service notifications generated by RE-NWDAF p. 10
4.1.3.5 Potential solution #5: Number of roaming analytics service responses generated by RE-NWDAF p. 10
4.1.3.6 Potential solution #6: Number of failed roaming analytics service subscriptions p. 10
4.1.3.7 Potential solution #7: Number of successful roaming analytics service subscriptions p. 11
4.1.3.8 Potential solution #8: Time consumed by the RE-NWDAF to provide roaming analytics service information p. 11
4.1.3.9 Potential solution #9: Number of failed roaming analytics service subscriptions caused by some specific cases p. 12
4.1.3.9.1 Introduction p. 12
4.1.3.9.2 Description p. 12
4.2 Use case #2: Management enhancement to related to NWDAF data collection efficiency p. 13
4.2.1 Descriptions p. 13
4.2.2 Potential requirements p. 14
4.2.3 Potential solutions p. 14
4.2.3.1 Potential solution #1: Efficiency of Data Collection from NFs performed by NWDAF p. 14
4.2.3.1.1 Introduction p. 14
4.2.3.1.2 Description p. 14
4.2.3.2 Potential solution #2: Efficiency of data collection from DCCF/NWDAF hosting DCCF performed by NWDAF p. 15
4.2.3.2.1 Introduction p. 15
4.2.3.2.2 Description p. 15
4.2.3.3 Potential solution #3: Transmission Rate related to the Data Collection from NFs performed by NWDAF p. 15
4.2.3.3.1 Introduction p. 15
4.2.3.3.2 Description p. 16
4.2.3.4 Potential solution #4: Transmission Rate related to the data collection from DCCF/NWDAF hosting DCCF performed by NWDAF p. 16
4.2.3.4.1 Introduction p. 16
4.2.3.4.2 Description p. 16
4.3 Use case #3: Management enhancement on measuring the amount of data related to NWDAF data collection efficiency p. 17
4.3.1 Description p. 17
4.3.2 Potential requirements p. 18
4.3.3 Potential solutions p. 18
4.3.3.1 Potential solution #1: Amount of data for NWDAF data collection performed by NWDAF p. 18
4.3.3.1.1 Introduction p. 18
4.3.3.1.2 Description p. 18
4.3.3.2 Potential solution #2: Amount of data collected by RE-NWDAF in roaming case p. 19
4.3.3.2.1 Introduction p. 19
4.3.3.2.2 Description p. 19
4.3.3.3 Potential solution #3: Amount of data collected by NWDAF from all NFs via DCCF or NWDAF hosting DCCF p. 19
4.3.3.3.1 Introduction p. 19
4.3.3.3.2 Description p. 19
5 Conclusion and Recommendation p. 20
$ Change history p. 22
