[{"name":"S2-2302438","title":"UE-Slice-MBR clarifications including for priority services","source":"Peraton Labs, CISA ECD, T-Mobile USA, AT&T, Verizon","contact":"Robert Streijl","contact-id":92467,"tdoctype":"CR","for":"Approval","abstract":"Rel-18 mirror CR: Summary of change: This CR changes that UE-Slice-MBR applies to an NG-RAN, not RAN. Since the UE-Slice-MBR is an optional attribute, when a UE has a priority subscription, the operator may choose not to provision the UE-Slice-MBR for this UE. However, some operators may still choose to provision this attribute even if the UE has a priority subscription. The choice should be with the operator. No normative clarification is needed in the UE-Slice-MBR clauses. For the case that a UE obtains a priority subscription after 5GS registration, and where the UE has a UE-Slice-MBR in the UDM and the NG-RAN has already provisioned the UE-Slice-MBR for the UE, this user will be subject to ARP and UE-Slice-MBR. A note is added to indicate that the NG-RAN can look at both the UE-Slice-MBR and the ARP of the sessions (including priority sessions), and where the NG-RAN is allowed to pre-empt sessions with lower ARP and potentially still stay within the UE-Slice-MBR of such a UE. Without this clarification, the reader could understand that the ARP plays no role and the NG-RAN will not admit a new QoS Flow as it appears to solely look at the UE-Slice-MBR.","secretary_remarks":"Revised in parallel session to S2-2303274.","agenda_item_sort_order":47,"ainumber":"8.4","ainame":"Enhancement of Network Slicing Phase 2 (eNS_Ph2)","tdoc_agenda_sort_order":10570,"status":"revised","reservation_date":"2023-09-02 17:41:37","uploaded":"2023-02-10 16:25:19","revisionof":"","revisedto":"S2-2303274","release":"Rel-18","crspec":"23.501","crspecversion":"18.0.0","workitem":[{"winame":"eNS_Ph2"}],"crnumber":4137.0,"crrevision":"","crcategory":"A","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_sa\/WG2_Arch\/TSGS2_155_Athens_2023-02\/Docs\/S2-2302438.zip","group":"S2","meeting":"S2-155","year":2023,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0},
{"name":"S2-2303274","title":"UE-Slice-MBR clarifications including for priority services","source":"Peraton Labs, CISA ECD, T-Mobile USA, AT&T, Verizon","contact":"Robert Streijl","contact-id":92467,"tdoctype":"CR","for":"Approval","abstract":"Rel-18 mirror CR: Summary of change: This CR changes that UE-Slice-MBR applies to an NG-RAN, not RAN. Since the UE-Slice-MBR is an optional attribute, when a UE has a priority subscription, the operator may choose not to provision the UE-Slice-MBR for this UE. However, some operators may still choose to provision this attribute even if the UE has a priority subscription. The choice should be with the operator. No normative clarification is needed in the UE-Slice-MBR clauses. For the case that a UE obtains a priority subscription after 5GS registration, and where the UE has a UE-Slice-MBR in the UDM and the NG-RAN has already provisioned the UE-Slice-MBR for the UE, this user will be subject to ARP and UE-Slice-MBR. A note is added to indicate that the NG-RAN can look at both the UE-Slice-MBR and the ARP of the sessions (including priority sessions), and where the NG-RAN is allowed to pre-empt sessions with lower ARP and potentially still stay within the UE-Slice-MBR of such a UE. Without this clarification, the reader could understand that the ARP plays no role and the NG-RAN will not admit a new QoS Flow as it appears to solely look at the UE-Slice-MBR.","secretary_remarks":"Revision of S2-2302438. Agreed in parallel session. Block approved","agenda_item_sort_order":47,"ainumber":"8.4","ainame":"Enhancement of Network Slicing Phase 2 (eNS_Ph2)","tdoc_agenda_sort_order":10580,"status":"agreed","reservation_date":"2023-02-27 10:46:45","uploaded":"2023-02-27 11:11:12","revisionof":"S2-2302438","revisedto":"","release":"Rel-18","crspec":"23.501","crspecversion":"18.0.0","workitem":[{"winame":"eNS_Ph2"}],"crnumber":4137.0,"crrevision":1.0,"crcategory":"A","tsg_crp":"SP-230040","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_sa\/WG2_Arch\/TSGS2_155_Athens_2023-02\/Docs\/S2-2303274.zip","group":"S2","meeting":"S2-155","year":2023,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0}]