[{"name":"C4-200367","title":"LS on missing cause code mapping","source":"CT3","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Discussion","abstract":"CT3 has defined in TS 29.512 v16.2.0 the VALIDATION_CONDITION_NOT_MET application error sent by the PCF to the SMF. This error is returned with a 403 Forbidden HTTP response if the validation condition of a background data transfer policy (i.e. Time Window and\/or Location Criteria) is not satisfied. The UE attempts for PDU session establishment or modification are rejected until the validation condition is satisfied.\n\nIt is CT3 understanding that this error code shall be mapped by the SMF to the 5GSM cause value #29 \u201cUser authentication or authorization failed\u201d.\n\nCT3 has noticed that there is no Rel-16 version of TS 29.524.","secretary_remarks":"","agenda_item_sort_order":13,"ainumber":"4","ainame":"Input liaison statements: allocation to agenda items as appropriate","tdoc_agenda_sort_order":0,"status":"postponed","reservation_date":"2020-01-20 09:35:40","uploaded":"2020-01-20 09:35:40","revisionof":"C4-195564","revisedto":"","release":"Rel-16","crspec":"","crspecversion":"","workitem":[{"winame":"en5GPccSer"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"CT4","Cc":"CT1","lsoriginalls":"C3-195374","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/TSGCT4_96e_meeting\/Docs\/C4-200367.zip","group":"C4","meeting":"C4-ah-37769","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"C4-200368","title":"LS on Proposal to transfer the study on service-based support for SMS in 5GC to CT WGs","source":"TSG CT","contact":"Xiaobao Chen","contact-id":13274,"tdoctype":"LS in","for":"Information","abstract":"In reference to the GSMA 5GJA LS (CP-193242\/SP-190959) to 3GPP SA and SA2 to request the completion of the service-based interface for SMS in 5GC (SP-190184) to meet the operators\u2019 requirements for supporting the inter-PLMN security framework based on the SEPP and the use of the secured N32 interface, CT discussed the proposal (CP-193255) to transfer this work to CT WGs to complete the work in Release 17 timeframe. \n\nWhile some stage 2 work is needed, this work could be led by CT if it is agreeable to SA to offload from SA2 the work on Service Based Interfaces for SMS in 5GC to CT.","secretary_remarks":"","agenda_item_sort_order":13,"ainumber":"4","ainame":"Input liaison statements: allocation to agenda items as appropriate","tdoc_agenda_sort_order":0,"status":"noted","reservation_date":"2020-01-20 09:35:40","uploaded":"2020-01-20 09:35:40","revisionof":"","revisedto":"","release":"Rel-17","crspec":"","crspecversion":"","workitem":[{"winame":"FS_SB_SMS"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"SA","Cc":"SA2, CT1, CT4","lsoriginalls":"CP-193301","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/TSGCT4_96e_meeting\/Docs\/C4-200368.zip","group":"C4","meeting":"C4-ah-37769","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"C4-200369","title":"Reply LS to Transfer the study on service-based support for SMS in 5GC to CT WGs","source":"TSG SA","contact":"Xiaobao Chen","contact-id":13274,"tdoctype":"LS in","for":"Information","abstract":"In reference to the proposal from CT on the way forward in this LS, SA agrees with the CT\u2019s proposal to transfer the work on the definition of service-based interfaces for SMS in 5GC to CT WGs. It is SA\u2019s understanding that the work in CT on this topic will have no or minimal impact on the foreseen SA2 workload for Release 17.","secretary_remarks":"","agenda_item_sort_order":13,"ainumber":"4","ainame":"Input liaison statements: allocation to agenda items as appropriate","tdoc_agenda_sort_order":0,"status":"noted","reservation_date":"2020-01-20 09:35:40","uploaded":"2020-01-20 09:35:40","revisionof":"","revisedto":"","release":"Rel-17","crspec":"","crspecversion":"","workitem":[{"winame":"FS_SB_SMS"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"CP-193301","lsto":"CT","Cc":"SA2, SA3, CT1, CT4","lsoriginalls":"SP-191362","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/TSGCT4_96e_meeting\/Docs\/C4-200369.zip","group":"C4","meeting":"C4-ah-37769","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"C4-200371","title":"Reply LS on sequence number on redundant transmission","source":"RAN3","contact":"Feng Han","contact-id":72237,"tdoctype":"LS in","for":"Discussion","abstract":"RAN3 has agreed to add the sequence number per QoS flow in the PDU session user plane protocol as specified in TS 38.415 for the duplicated transmission of specific QoS flows. The NG-RAN or the UPF can eliminate or add the sequence numbers for those duplicated user plane packets corresponding to these specific QoS flows.","secretary_remarks":"","agenda_item_sort_order":13,"ainumber":"4","ainame":"Input liaison statements: allocation to agenda items as appropriate","tdoc_agenda_sort_order":0,"status":"noted","reservation_date":"2020-01-20 09:35:40","uploaded":"2020-01-20 09:35:40","revisionof":"","revisedto":"","release":"Rel-16","crspec":"","crspecversion":"","workitem":[{"winame":"NR_IIOT"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"C4-194485","lsto":"CT4","Cc":"SA2","lsoriginalls":"R3-197538","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/TSGCT4_96e_meeting\/Docs\/C4-200371.zip","group":"C4","meeting":"C4-ah-37769","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"C4-200373","title":"Reply LS on SMSF change","source":"SA2","contact":"Hannu Hietalahti","contact-id":69922,"tdoctype":"LS in","for":"Discussion","abstract":"SA2 kindly asks CT4 to note this answer and align their specifications with these principles","secretary_remarks":"","agenda_item_sort_order":13,"ainumber":"4","ainame":"Input liaison statements: allocation to agenda items as appropriate","tdoc_agenda_sort_order":0,"status":"noted","reservation_date":"2020-01-20 09:35:40","uploaded":"2020-01-20 09:35:40","revisionof":"","revisedto":"","release":"Rel-15","crspec":"","crspecversion":"","workitem":[{"winame":"5GS_Ph1"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"CT4","Cc":"","lsoriginalls":"S2-1912294","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/TSGCT4_96e_meeting\/Docs\/C4-200373.zip","group":"C4","meeting":"C4-ah-37769","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"C4-200375","title":"Reply LS on interface selection of GERAN, UTRAN and EUTRAN access","source":"SA2","contact":"Irfan Ali","contact-id":74090,"tdoctype":"LS in","for":"Information","abstract":"SA2 kindly requests CT3 to take the answers provided in LS into consideration.","secretary_remarks":"","agenda_item_sort_order":13,"ainumber":"4","ainame":"Input liaison statements: allocation to agenda items as appropriate","tdoc_agenda_sort_order":0,"status":"noted","reservation_date":"2020-01-20 09:35:40","uploaded":"2020-01-20 09:35:40","revisionof":"","revisedto":"","release":"Rel-16","crspec":"","crspecversion":"","workitem":[{"winame":"en5GPccSer"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"CT3","Cc":"CT4","lsoriginalls":"S2-1912509","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/TSGCT4_96e_meeting\/Docs\/C4-200375.zip","group":"C4","meeting":"C4-ah-37769","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"C4-200378","title":"LS reply on Support of Network Address Translation in the User Plane function","source":"SA2","contact":"Runze Zhou","contact-id":60945,"tdoctype":"LS in","for":"Discussion","abstract":"SA2 has discussed this issue and agreed that how to support NAT functionality in 5GS is not specified in Rel-16. And so, SA2 adds no requirements on N4\/Sxb.\n\nAttached is the agreed CR in SA2.","secretary_remarks":"","agenda_item_sort_order":13,"ainumber":"4","ainame":"Input liaison statements: allocation to agenda items as appropriate","tdoc_agenda_sort_order":0,"status":"noted","reservation_date":"2020-01-20 09:35:40","uploaded":"2020-01-20 09:35:40","revisionof":"","revisedto":"","release":"Rel-16","crspec":"","crspecversion":"","workitem":"","crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"CT4","Cc":"CT3","lsoriginalls":"S2-191276","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/TSGCT4_96e_meeting\/Docs\/C4-200378.zip","group":"C4","meeting":"C4-ah-37769","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"C4-200379","title":"Reply LS on clarification on the requirement for steering of roaming","source":"SA2","contact":"Malla Reddy Sama","contact-id":65885,"tdoctype":"LS in","for":"Discussion","abstract":"SA2 thanks CT1 for the LS on clarification on the requirement for steering of roaming, asking SA2 to consider the case where the AMF needs to inform the UDM, so that the UDM can provide the UE with valid Steering of Roaming (SoR) information.\nSA2 has discussed the requests from CT1 and agreed the attached CR.","secretary_remarks":"","agenda_item_sort_order":13,"ainumber":"4","ainame":"Input liaison statements: allocation to agenda items as appropriate","tdoc_agenda_sort_order":0,"status":"noted","reservation_date":"2020-01-20 09:35:40","uploaded":"2020-01-20 09:35:40","revisionof":"","revisedto":"","release":"Rel-16","crspec":"","crspecversion":"","workitem":[{"winame":"5GS_Ph1"},{"winame":"TEI16"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"C1-197001","lsto":"CT1, CT4","Cc":"CT6, SA3","lsoriginalls":"S2-1912764","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/TSGCT4_96e_meeting\/Docs\/C4-200379.zip","group":"C4","meeting":"C4-ah-37769","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"C4-200388","title":"Reply LS to LS on usage of IMSI during 3GPP based authentication (C4-195574)","source":"SA3","contact":"Nagendra Bykampadi","contact-id":69265,"tdoctype":"LS in","for":"Discussion","abstract":"SA3 would like to inform CT4 that sending IMSI in clear text violates subscriber privacy in 5G. As stated in TS 33.501 (c.f., step 1 of clause 7.2.1), how the UE connects to untrusted non-3GPP access network is outside the scope of 3GPP specification. Therefore, SA3 would recommend CT4 not to specify this procedure in 5G specifications.","secretary_remarks":"","agenda_item_sort_order":13,"ainumber":"4","ainame":"Input liaison statements: allocation to agenda items as appropriate","tdoc_agenda_sort_order":0,"status":"noted","reservation_date":"2020-01-20 09:35:40","uploaded":"2020-01-20 09:35:40","revisionof":"","revisedto":"","release":"","crspec":"","crspecversion":"","workitem":"","crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"C4-195574","lsto":"CT4","Cc":"SA2, CT3","lsoriginalls":"S3-194454","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/TSGCT4_96e_meeting\/Docs\/C4-200388.zip","group":"C4","meeting":"C4-ah-37769","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"C4-200393","title":"LS on CAG definition","source":"SA5","contact":"Kai Zhang","contact-id":37005,"tdoctype":"LS in","for":"Information","abstract":"3GPP SA5 discussed management support for CAG Identifiers and CAG list i.e. a list of CAG Identifiers the UE is allowed to access.","secretary_remarks":"","agenda_item_sort_order":13,"ainumber":"4","ainame":"Input liaison statements: allocation to agenda items as appropriate","tdoc_agenda_sort_order":0,"status":"noted","reservation_date":"2020-01-20 09:35:41","uploaded":"2020-01-20 09:35:41","revisionof":"","revisedto":"","release":"Rel-16","crspec":"","crspecversion":"","workitem":[{"winame":"FS_OAM_NPN"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"SA2, RAN2","Cc":"RAN3, CT4","lsoriginalls":"S5-197806","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/TSGCT4_96e_meeting\/Docs\/C4-200393.zip","group":"C4","meeting":"C4-ah-37769","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"C4-200646","title":"Reply LS to LS S3-194452 on UP gateway function on the N9 interface","source":"SA2","contact":"Laurent Thiebaut","contact-id":68713,"tdoctype":"LS in","for":"Information","abstract":"","secretary_remarks":"","agenda_item_sort_order":13,"ainumber":"4","ainame":"Input liaison statements: allocation to agenda items as appropriate","tdoc_agenda_sort_order":0,"status":"noted","reservation_date":"2020-02-06 08:52:53","uploaded":"2020-02-06 08:57:41","revisionof":"","revisedto":"","release":"Rel-16","crspec":"","crspecversion":"","workitem":[{"winame":"TEI16"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"S3-194452","lsto":"SA3","Cc":"CT4, TSG SA","lsoriginalls":"S2-2001727","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/TSGCT4_96e_meeting\/Docs\/C4-200646.zip","group":"C4","meeting":"C4-ah-37769","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"C4-200912","title":"LS on Non-UE N2 Message Services Operations","source":"SA2","contact":"Subrata Mukherjee","contact-id":81963,"tdoctype":"LS in","for":"Information","abstract":"","secretary_remarks":"","agenda_item_sort_order":13,"ainumber":"4","ainame":"Input liaison statements: allocation to agenda items as appropriate","tdoc_agenda_sort_order":0,"status":"noted","reservation_date":"2020-02-13 09:33:13","uploaded":"2020-02-13 09:39:33","revisionof":"","revisedto":"","release":"Rel-16","crspec":"","crspecversion":"","workitem":[{"winame":"TEI16"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"CT1","Cc":"CT4","lsoriginalls":"S2-2001340","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/TSGCT4_96e_meeting\/Docs\/C4-200912.zip","group":"C4","meeting":"C4-ah-37769","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"C4-200913","title":"LS reply on CAG definition","source":"SA2","contact":"Huan Li","contact-id":58261,"tdoctype":"LS in","for":"Information","abstract":"SA2 answer: CAG-identifier is already defined in CT4 specification TS 23.003. According to current SA2 specification, CAG ID is stored in UE subscription in UDM (as in TS 23.502 clause 5.2.3.3.1), and the AMF receives CAG information from the UDM during registration procedure.","secretary_remarks":"","agenda_item_sort_order":13,"ainumber":"4","ainame":"Input liaison statements: allocation to agenda items as appropriate","tdoc_agenda_sort_order":0,"status":"noted","reservation_date":"2020-02-13 09:38:44","uploaded":"2020-02-13 09:39:33","revisionof":"","revisedto":"","release":"Rel-16","crspec":"","crspecversion":"","workitem":[{"winame":"Vertical_LAN"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"SA5","Cc":"RAN2, RAN3, CT4","lsoriginalls":"S2-2001401","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/TSGCT4_96e_meeting\/Docs\/C4-200913.zip","group":"C4","meeting":"C4-ah-37769","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"C4-201082","title":"LS on the Usage of Version ID","source":"CT4","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS out","for":"Approval","abstract":"","secretary_remarks":"","agenda_item_sort_order":13,"ainumber":"4","ainame":"Input liaison statements: allocation to agenda items as appropriate","tdoc_agenda_sort_order":0,"status":"revised","reservation_date":"2020-02-26 13:13:45","uploaded":"2020-02-27 14:27:57","revisionof":"","revisedto":"C4-201218","release":"Rel-16","crspec":"","crspecversion":"","workitem":[{"winame":"RACS"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"SA2","Cc":"CT1","lsoriginalls":"","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/TSGCT4_96e_meeting\/Docs\/C4-201082.zip","group":"C4","meeting":"C4-ah-37769","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"C4-201218","title":"LS on the Usage of Version ID","source":"CT4","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS out","for":"Approval","abstract":"","secretary_remarks":"","agenda_item_sort_order":13,"ainumber":"4","ainame":"Input liaison statements: allocation to agenda items as appropriate","tdoc_agenda_sort_order":0,"status":"approved","reservation_date":"2020-02-27 13:24:43","uploaded":"2020-02-28 13:27:59","revisionof":"C4-201082","revisedto":"","release":"Rel-16","crspec":"","crspecversion":"","workitem":[{"winame":"RACS"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"SA2","Cc":"CT1","lsoriginalls":"","lsreply":"","link":"http:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/TSGCT4_96e_meeting\/Docs\/C4-201218.zip","group":"C4","meeting":"C4-ah-37769","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0}]