[{"name":"C4-261013","title":"Reply LS on IMS Data Channel","source":"SA3-LI","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Information","abstract":"","secretary_remarks":"","agenda_item_sort_order":9,"ainumber":"4.1","ainame":"Incoming liaisons","tdoc_agenda_sort_order":0,"status":"available","reservation_date":"2026-11-03 07:28:14","uploaded":"2026-03-11 07:49:00","revisionof":"C4-260052","revisedto":"","release":"Rel-19","crspec":"","crspecversion":"","workitem":[{"winame":"LI19"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"SA2, CT1, CT4, SA3","Cc":"SA4","lsoriginalls":"s3i250674","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/CT4_134_Malta-2026-04\/Docs\/C4-261013.zip","group":"C4","meeting":"C4-134","year":2026,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0},
{"name":"C4-261014","title":"Accessibility parameters in emergency communications","source":"ETSI EMTEL","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Discussion","abstract":"TSG CT#110 decided to forward this LS to CT4.","secretary_remarks":"","agenda_item_sort_order":9,"ainumber":"4.1","ainame":"Incoming liaisons","tdoc_agenda_sort_order":0,"status":"available","reservation_date":"2026-11-03 07:28:49","uploaded":"2026-03-11 07:49:00","revisionof":"C4-260055","revisedto":"","release":"","crspec":"","crspecversion":"","workitem":"","crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"SA,CT, NENA i3 Architecture WG, NENA 9-1-1 Core Services Committee, CT1, CT4","Cc":"ETSI TC HF","lsoriginalls":"EMTEL(25)000054r1","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/CT4_134_Malta-2026-04\/Docs\/C4-261014.zip","group":"C4","meeting":"C4-134","year":2026,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0},
{"name":"C4-261015","title":"LS on NR to LTE mobility restriction","source":"SA WG2","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Information","abstract":"","secretary_remarks":"","agenda_item_sort_order":9,"ainumber":"4.1","ainame":"Incoming liaisons","tdoc_agenda_sort_order":0,"status":"available","reservation_date":"2026-11-03 07:29:37","uploaded":"2026-03-11 07:49:00","revisionof":"C4-260063","revisedto":"","release":"Rel-20","crspec":"","crspecversion":"","workitem":[{"winame":"TEI20_NRLTEREST"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"RAN3, CT4","Cc":"","lsoriginalls":"S2-2511202","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/CT4_134_Malta-2026-04\/Docs\/C4-261015.zip","group":"C4","meeting":"C4-134","year":2026,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0},
{"name":"C4-261016","title":"Reply LS on enabling\/disabling LP-WUS per UE with NAS signalling","source":"SA WG2","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Information","abstract":"","secretary_remarks":"","agenda_item_sort_order":9,"ainumber":"4.1","ainame":"Incoming liaisons","tdoc_agenda_sort_order":0,"status":"available","reservation_date":"2026-11-03 07:30:36","uploaded":"2026-03-11 07:49:00","revisionof":"C4-260066","revisedto":"","release":"Rel-19","crspec":"","crspecversion":"","workitem":[{"winame":"NR_LPWUS-Core"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"RAN2, CT1, RAN3, CT4","Cc":"","lsoriginalls":"S2-2511295","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/CT4_134_Malta-2026-04\/Docs\/C4-261016.zip","group":"C4","meeting":"C4-134","year":2026,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0},
{"name":"C4-261017","title":"Reply LS on N6-Unmarked PDUs","source":"SA WG4","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Information","abstract":"","secretary_remarks":"","agenda_item_sort_order":9,"ainumber":"4.1","ainame":"Incoming liaisons","tdoc_agenda_sort_order":0,"status":"available","reservation_date":"2026-11-03 07:31:34","uploaded":"2026-03-11 07:49:00","revisionof":"C4-260070","revisedto":"","release":"Rel-19","crspec":"","crspecversion":"","workitem":[{"winame":"XRM_Ph2"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"SA2","Cc":"CT4","lsoriginalls":"S4-251960","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/CT4_134_Malta-2026-04\/Docs\/C4-261017.zip","group":"C4","meeting":"C4-134","year":2026,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0},
{"name":"C4-261018","title":"Reply LS on LS on Out of sync T-ID handling for AIoT","source":"SA3","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Discussion","abstract":"SA3 thanks CT4 for the LS on Out of sync T-ID handling for AIoT.\nSA3 removed T-ID_n-1 and T-ID_n+1 from the Nadm_SecTID_Get service operation in the attached CR.\nSA3 kindly asks CT4 to define either a new or a modified service operation for the T-ID Update in the ADM.","secretary_remarks":"","agenda_item_sort_order":9,"ainumber":"4.1","ainame":"Incoming liaisons","tdoc_agenda_sort_order":0,"status":"available","reservation_date":"2026-11-03 07:33:24","uploaded":"2026-03-11 07:49:00","revisionof":"C4-260353","revisedto":"","release":"Rel-19","crspec":"","crspecversion":"","workitem":[{"winame":"AmbientIoT-CT"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"CT4","Cc":"SA2","lsoriginalls":"S3-260871","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/CT4_134_Malta-2026-04\/Docs\/C4-261018.zip","group":"C4","meeting":"C4-134","year":2026,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0},
{"name":"C4-261019","title":"Reply LS on accessibility parameters in emergency communications","source":"CT WG1","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Information","abstract":"","secretary_remarks":"","agenda_item_sort_order":9,"ainumber":"4.1","ainame":"Incoming liaisons","tdoc_agenda_sort_order":0,"status":"available","reservation_date":"2026-11-03 07:39:49","uploaded":"2026-03-11 07:42:25","revisionof":"","revisedto":"","release":"","crspec":"","crspecversion":"","workitem":"","crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"CT, SA","Cc":"SA1, SA2, CT4","lsoriginalls":"C1-260088","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/CT4_134_Malta-2026-04\/Docs\/C4-261019.zip","group":"C4","meeting":"C4-134","year":2026,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0},
{"name":"C4-261020","title":"Reply LS on IMS Data Channel","source":"CT WG1","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Information","abstract":"","secretary_remarks":"","agenda_item_sort_order":9,"ainumber":"4.1","ainame":"Incoming liaisons","tdoc_agenda_sort_order":0,"status":"available","reservation_date":"2026-11-03 07:39:49","uploaded":"2026-03-11 07:42:25","revisionof":"","revisedto":"","release":"Rel-19","crspec":"","crspecversion":"","workitem":[{"winame":"LI19"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"SA3-LI","Cc":"CT4, SA2, SA3, SA6","lsoriginalls":"C1-260550","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/CT4_134_Malta-2026-04\/Docs\/C4-261020.zip","group":"C4","meeting":"C4-134","year":2026,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0},
{"name":"C4-261021","title":"LS Reply on Service APIs for MBS User Services","source":"CT WG3","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Information","abstract":"","secretary_remarks":"","agenda_item_sort_order":9,"ainumber":"4.1","ainame":"Incoming liaisons","tdoc_agenda_sort_order":0,"status":"available","reservation_date":"2026-11-03 07:39:49","uploaded":"2026-03-11 07:42:25","revisionof":"","revisedto":"","release":"Rel-19","crspec":"","crspecversion":"","workitem":[{"winame":"SBIProtoc19"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"5G-MAG MEDIA ACTION GROUP","Cc":"3GPP TSG CT WG4, 3GPP TSG SA WG4","lsoriginalls":"C3-260506","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/CT4_134_Malta-2026-04\/Docs\/C4-261021.zip","group":"C4","meeting":"C4-134","year":2026,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0},
{"name":"C4-261022","title":"LS on support of PWS for eMTC NTN from Rel-17","source":"RAN WG2","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Information","abstract":"","secretary_remarks":"","agenda_item_sort_order":9,"ainumber":"4.1","ainame":"Incoming liaisons","tdoc_agenda_sort_order":0,"status":"available","reservation_date":"2026-11-03 07:39:49","uploaded":"2026-03-11 07:42:25","revisionof":"","revisedto":"","release":"Rel-17","crspec":"","crspecversion":"","workitem":[{"winame":"5GSAT_ARCH"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"SA1, SA2, CT1, RAN3","Cc":"CT4, CT6","lsoriginalls":"R2-2601323","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/CT4_134_Malta-2026-04\/Docs\/C4-261022.zip","group":"C4","meeting":"C4-134","year":2026,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0},
{"name":"C4-261023","title":"Reply LS on NR to LTE mobility restriction","source":"RAN WG3","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Discussion","abstract":"","secretary_remarks":"","agenda_item_sort_order":9,"ainumber":"4.1","ainame":"Incoming liaisons","tdoc_agenda_sort_order":0,"status":"available","reservation_date":"2026-11-03 07:39:49","uploaded":"2026-03-11 07:42:25","revisionof":"","revisedto":"","release":"Rel-20","crspec":"","crspecversion":"","workitem":[{"winame":"TEI20_NRLTEREST"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"SA2, CT4","Cc":"","lsoriginalls":"R3-260753","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/CT4_134_Malta-2026-04\/Docs\/C4-261023.zip","group":"C4","meeting":"C4-134","year":2026,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0},
{"name":"C4-261024","title":"LS on prioritized AQP list","source":"RAN WG3","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Information","abstract":"","secretary_remarks":"","agenda_item_sort_order":9,"ainumber":"4.1","ainame":"Incoming liaisons","tdoc_agenda_sort_order":0,"status":"available","reservation_date":"2026-11-03 07:39:49","uploaded":"2026-03-11 07:42:25","revisionof":"","revisedto":"","release":"Rel-16","crspec":"","crspecversion":"","workitem":[{"winame":"5G_V2X_NRSL"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"SA2","Cc":"CT4","lsoriginalls":"R3-260816","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/CT4_134_Malta-2026-04\/Docs\/C4-261024.zip","group":"C4","meeting":"C4-134","year":2026,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0},
{"name":"C4-261025","title":"LS on Encoding DNAI mapping information","source":"SA WG2","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Information","abstract":"","secretary_remarks":"","agenda_item_sort_order":9,"ainumber":"4.1","ainame":"Incoming liaisons","tdoc_agenda_sort_order":0,"status":"available","reservation_date":"2026-11-03 07:39:49","uploaded":"2026-03-11 07:42:25","revisionof":"","revisedto":"","release":"Rel-18","crspec":"","crspecversion":"","workitem":[{"winame":"EDGE_Ph2"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"CT3","Cc":"CT4","lsoriginalls":"S2-2600998","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/CT4_134_Malta-2026-04\/Docs\/C4-261025.zip","group":"C4","meeting":"C4-134","year":2026,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0},
{"name":"C4-261026","title":"Reply LS on Signalling Storm Analytics","source":"SA WG2","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Information","abstract":"","secretary_remarks":"","agenda_item_sort_order":9,"ainumber":"4.1","ainame":"Incoming liaisons","tdoc_agenda_sort_order":0,"status":"available","reservation_date":"2026-11-03 07:39:49","uploaded":"2026-03-11 07:42:25","revisionof":"","revisedto":"","release":"Rel-19","crspec":"","crspecversion":"","workitem":[{"winame":"AIML_CN"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"CT3","Cc":"CT4","lsoriginalls":"S2-2601404","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/CT4_134_Malta-2026-04\/Docs\/C4-261026.zip","group":"C4","meeting":"C4-134","year":2026,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0},
{"name":"C4-261027","title":"LS on Support of multiple data channel early-dialogs","source":"SA WG2","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Discussion","abstract":"","secretary_remarks":"","agenda_item_sort_order":9,"ainumber":"4.1","ainame":"Incoming liaisons","tdoc_agenda_sort_order":0,"status":"available","reservation_date":"2026-11-03 07:39:49","uploaded":"2026-03-11 07:42:25","revisionof":"","revisedto":"","release":"Rel-20","crspec":"","crspecversion":"","workitem":"","crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"CT1, CT4","Cc":"SA4","lsoriginalls":"S2-2601466","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/CT4_134_Malta-2026-04\/Docs\/C4-261027.zip","group":"C4","meeting":"C4-134","year":2026,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0},
{"name":"C4-261028","title":"Reply LS on N6-Unmarked PDUs","source":"SA WG2","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Information","abstract":"","secretary_remarks":"","agenda_item_sort_order":9,"ainumber":"4.1","ainame":"Incoming liaisons","tdoc_agenda_sort_order":0,"status":"available","reservation_date":"2026-11-03 07:39:49","uploaded":"2026-03-11 07:42:25","revisionof":"","revisedto":"","release":"Rel-19","crspec":"","crspecversion":"","workitem":[{"winame":"XRM_Ph2"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"SA4","Cc":"CT3, CT4","lsoriginalls":"S2-2601471","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/CT4_134_Malta-2026-04\/Docs\/C4-261028.zip","group":"C4","meeting":"C4-134","year":2026,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0},
{"name":"C4-261029","title":"LS on energy-related NF profile attributes","source":"SA WG2","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Discussion","abstract":"","secretary_remarks":"","agenda_item_sort_order":9,"ainumber":"4.1","ainame":"Incoming liaisons","tdoc_agenda_sort_order":0,"status":"available","reservation_date":"2026-11-03 07:39:49","uploaded":"2026-03-11 07:42:25","revisionof":"","revisedto":"","release":"Rel-20","crspec":"","crspecversion":"","workitem":[{"winame":"EnergySys_Ph2-ARC"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"CT4","Cc":"-","lsoriginalls":"S2-2601561","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/CT4_134_Malta-2026-04\/Docs\/C4-261029.zip","group":"C4","meeting":"C4-134","year":2026,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0},
{"name":"C4-261030","title":"LS on IMS network behaviour for new Contact header parameters","source":"SA WG4","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Information","abstract":"","secretary_remarks":"","agenda_item_sort_order":9,"ainumber":"4.1","ainame":"Incoming liaisons","tdoc_agenda_sort_order":0,"status":"available","reservation_date":"2026-11-03 07:39:49","uploaded":"2026-03-11 07:42:25","revisionof":"","revisedto":"","release":"Rel-19","crspec":"","crspecversion":"","workitem":[{"winame":"AvCall-MED"}],"crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"SA2","Cc":"CT1, CT3, CT4","lsoriginalls":"S4-260405","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/CT4_134_Malta-2026-04\/Docs\/C4-261030.zip","group":"C4","meeting":"C4-134","year":2026,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0},
{"name":"C4-261035","title":"LS on the initiation of new work item Q.U2USM-sig \"Signalling for the support of user equipment to user equipment session management in future networks including IMT-2020 networks\"","source":"ITU SG11","contact":"Kimmo Kymalainen","contact-id":85426,"tdoctype":"LS in","for":"Discussion","abstract":"","secretary_remarks":"","agenda_item_sort_order":9,"ainumber":"4.1","ainame":"Incoming liaisons","tdoc_agenda_sort_order":0,"status":"available","reservation_date":"2026-03-24 04:14:53","uploaded":"2026-03-24 04:16:36","revisionof":"","revisedto":"","release":"","crspec":"","crspecversion":"","workitem":"","crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"ITU-T Study Group 13, SG21, 3GPP TSG SA2, 3GPP TSG CT4","lsoriginalls":"SG11-LS112","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/tsg_ct\/WG4_protocollars_ex-CN4\/CT4_134_Malta-2026-04\/Docs\/C4-261035.zip","group":"C4","meeting":"C4-134","year":2026,"uicc_affected":"","me_affected":"","ran_affected":"","cn_affected":"","clauses_affected":"","crsinpack":null,"crsinpacknumber":0}]