{"id":8091,"number":"36.445","type":"TS","title":"Evolved Universal Terrestrial Radio Access Network (E-UTRAN); M1 data transport","series":36,"status":"Under change control","initial_release":"Rel-8","primary_group":"R3","secondary_groups":[],"portal_id":2460,"portal_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2460","dynareport_url":"https://www.3gpp.org/dynareport/36445.htm","publication_scope":null,"radio_technologies":[],"first_seen_at":"2026-09-16T11:05:07.476187+00:00","updated_at":"2026-10-16T09:35:15.822667+00:00","raw_metadata":{"source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2460","bibliography_source":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv"},"detail_synced_at":"2026-10-08T02:10:51.401072+00:00","versions":[{"release":"Rel-19","version":"19.0.0","meeting":"SA#109","upload_date":"2025-10-02","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/36_series/36.445/36445-j00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-18","version":"18.0.0","meeting":"SA#103","upload_date":"2024-04-03","comment":"Automatic upgrade from previo...","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/36_series/36.445/36445-i00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-17","version":"17.0.0","meeting":"SA#95-e","upload_date":"2022-04-05","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/36_series/36.445/36445-h00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-16","version":"16.0.0","meeting":"SA#88-e","upload_date":"2020-07-16","comment":"","official_file_url":"https://www.3gpp.org/ftp//Specs/archive/36_series/36.445/36445-g00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-15","version":"15.0.0","meeting":"RAN#81","upload_date":"2018-09-25","comment":"","official_file_url":"https://www.3gpp.org/ftp//Specs/archive/36_series/36.445/36445-f00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-14","version":"14.0.0","meeting":"RAN#75","upload_date":"2017-03-24","comment":"","official_file_url":"https://www.3gpp.org/ftp//Specs/archive/36_series/36.445/36445-e00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-13","version":"13.0.0","meeting":"SA#70","upload_date":"2015-10-19","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/36_series/36.445/36445-d00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-12","version":"12.0.0","meeting":"SA#65","upload_date":"2014-09-22","comment":"Automatic upgrade from previo...","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/36_series/36.445/36445-c00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-11","version":"11.0.0","meeting":"SA#57","upload_date":"2012-09-24","comment":"Automatic upgrade from previo...","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/36_series/36.445/36445-b00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-10","version":"10.1.0","meeting":"RAN#52","upload_date":"2011-06-24","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/36_series/36.445/36445-a10.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":39633,"version_status":null},{"release":"Rel-9","version":"9.2.1","meeting":"RAN#51","upload_date":"2011-04-07","comment":"editorial","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/36_series/36.445/36445-921.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-10","version":"10.0.1","meeting":"RAN#51","upload_date":"2011-04-07","comment":"editorial","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/36_series/36.445/36445-a01.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-10","version":"10.0.0","meeting":"RAN#50","upload_date":"2010-12-21","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/36_series/36.445/36445-a00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-9","version":"9.2.0","meeting":"RAN#48","upload_date":"2010-06-15","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/36_series/36.445/36445-920.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":38032,"version_status":null},{"release":"Rel-9","version":"9.1.0","meeting":"RAN#47","upload_date":"2010-04-06","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/36_series/36.445/36445-910.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":38950,"version_status":null},{"release":"Rel-9","version":"9.0.0","meeting":"RAN#46","upload_date":"2009-12-19","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/36_series/36.445/36445-900.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-9","version":"2.0.0","meeting":"RAN#46","upload_date":"2009-12-12","comment":"RP-091255 presented as Rel-9 ...","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/36_series/36.445/36445-200.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-8","version":"1.0.0","meeting":"-","upload_date":null,"comment":"","official_file_url":null,"source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-8","version":"0.0.0","meeting":"-","upload_date":null,"comment":"","official_file_url":null,"source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"}],"release_presence":[{"release":"Rel-8","first_version_date":null,"latest_version_date":null,"first_version":"0.0.0","latest_version":"1.0.0","version_count":2},{"release":"Rel-9","first_version_date":"2009-12-12","latest_version_date":"2011-04-07","first_version":"2.0.0","latest_version":"9.2.1","version_count":5},{"release":"Rel-10","first_version_date":"2010-12-21","latest_version_date":"2011-06-24","first_version":"10.0.0","latest_version":"10.1.0","version_count":3},{"release":"Rel-11","first_version_date":"2012-09-24","latest_version_date":"2012-09-24","first_version":"11.0.0","latest_version":"11.0.0","version_count":1},{"release":"Rel-12","first_version_date":"2014-09-22","latest_version_date":"2014-09-22","first_version":"12.0.0","latest_version":"12.0.0","version_count":1},{"release":"Rel-13","first_version_date":"2015-10-19","latest_version_date":"2015-10-19","first_version":"13.0.0","latest_version":"13.0.0","version_count":1},{"release":"Rel-14","first_version_date":"2017-03-24","latest_version_date":"2017-03-24","first_version":"14.0.0","latest_version":"14.0.0","version_count":1},{"release":"Rel-15","first_version_date":"2018-09-25","latest_version_date":"2018-09-25","first_version":"15.0.0","latest_version":"15.0.0","version_count":1},{"release":"Rel-16","first_version_date":"2020-07-16","latest_version_date":"2020-07-16","first_version":"16.0.0","latest_version":"16.0.0","version_count":1},{"release":"Rel-17","first_version_date":"2022-04-05","latest_version_date":"2022-04-05","first_version":"17.0.0","latest_version":"17.0.0","version_count":1},{"release":"Rel-18","first_version_date":"2024-04-03","latest_version_date":"2024-04-03","first_version":"18.0.0","latest_version":"18.0.0","version_count":1},{"release":"Rel-19","first_version_date":"2025-10-02","latest_version_date":"2025-10-02","first_version":"19.0.0","latest_version":"19.0.0","version_count":1}],"classifications":[],"work_items":[{"uid":20068,"acronym":"LTE","effective_acronym":"LTE","title":"Rel-8 LTE 3G Long Term Evolution - Evolved Packet System RAN part","responsible_groups":["S5"],"release":"Rel-8","status":"Awaiting approval","wi_level":"Feature (1st level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2460","association_sources":[],"association_status":"historical_unverified"},{"uid":330020,"acronym":"LTE-interfaces","effective_acronym":"LTE-interfaces","title":"LTE eUTRAN Interfaces","responsible_groups":["R3"],"release":"Rel-8","status":"Awaiting approval","wi_level":"Building Block (2nd level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2460","association_sources":[],"association_status":"historical_unverified"},{"uid":430007,"acronym":"MBMS_LTE","effective_acronym":"MBMS_LTE","title":"MBMS support in LTE","responsible_groups":["R2","R3","R4"],"release":"Rel-9","status":"PCG approved","wi_level":"Building Block (2nd level)","type":"Work Item","first_release":"Rel-9","last_release":"Rel-9","provenance_type":"official","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20261012.zip","association_sources":["crdb"],"association_status":"source_tracked"},{"uid":480127,"acronym":"MBMS_LTE_enh-Core","effective_acronym":"MBMS_LTE_enh-Core","title":"Core part: Further enhancements to MBMS for LTE","responsible_groups":["R2"],"release":"Rel-10","status":"PCG approved","wi_level":"Building Block (2nd level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2460","association_sources":[],"association_status":"historical_unverified"},{"uid":440044,"acronym":"TEI10","effective_acronym":"TEI10","title":"(Small) Technical Enhancements and Improvements for Rel-10","responsible_groups":["RP"],"release":"Rel-10","status":"PCG approved","wi_level":"Feature (1st level)","type":"Work Item","first_release":"Rel-10","last_release":"Rel-10","provenance_type":"parsed","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20261012.zip","association_sources":["crdb"],"association_status":"source_tracked"},{"uid":480126,"acronym":"MBMS_LTE_SC-Core","effective_acronym":"MBMS_LTE_SC-Core","title":"Core part: Service continuity improvements for MBMS for LTE","responsible_groups":["R2"],"release":"Rel-11","status":"PCG approved","wi_level":"Building Block (2nd level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2460","association_sources":[],"association_status":"historical_unverified"}],"change_requests":[{"portal_cr_id":null,"cr_number":"0003","revision":null,"category":"F","impacted_version":"10.0.1","target_release":"Rel-10","title":"Correction to the References in 36.445","wg_tdoc":"R3-111509","wg_status":"revised","tsg_tdoc":null,"tsg_status":null,"new_version":"..","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0003","revision":"1","category":"F","impacted_version":"10.0.1","target_release":"Rel-10","title":"Correction to the References in 36.445","wg_tdoc":"R3-111661","wg_status":"revised","tsg_tdoc":null,"tsg_status":null,"new_version":"..","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0003","revision":"2","category":"F","impacted_version":"10.0.1","target_release":"Rel-10","title":"Correction to the References in 36.445","wg_tdoc":"R3-111792","wg_status":"agreed","tsg_tdoc":"RP-110685","tsg_status":"approved","new_version":"10.1.0","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0001","revision":null,"category":"F","impacted_version":"9.0.0","target_release":"Rel-9","title":"Clean up of unicast related text","wg_tdoc":"R3-100657","wg_status":"revised","tsg_tdoc":null,"tsg_status":null,"new_version":"..","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0001","revision":"1","category":"F","impacted_version":"9.0.0","target_release":"Rel-9","title":"Clean up of unicast related text","wg_tdoc":"R3-101029","wg_status":"revised","tsg_tdoc":null,"tsg_status":null,"new_version":"..","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0001","revision":"2","category":"F","impacted_version":"9.0.0","target_release":"Rel-9","title":"Clean up of unicast related text","wg_tdoc":"R3-101138","wg_status":"agreed","tsg_tdoc":"RP-100226","tsg_status":"approved","new_version":"9.1.0","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0002","revision":null,"category":"F","impacted_version":"9.1.0","target_release":"Rel-9","title":"Correction and completion of M1","wg_tdoc":"R3-101612","wg_status":"agreed","tsg_tdoc":"RP-100597","tsg_status":"approved","new_version":"9.2.0","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null}],"relationships":[],"relationship_release_evidence_summary":[],"relationship_release_evidence":[],"relationship_release_evidence_meta":{"total":0,"returned_count":0,"limit":100,"truncated":false,"href":"/api/specs/36.445/relationship-evidence"}}