{"id":5849,"number":"23.847","type":"TR","title":"Enhancements to IMS service functionalities facilitating multicast bearer services","series":23,"status":"Under change control","initial_release":"Rel-7","primary_group":"S2","secondary_groups":[],"portal_id":927,"portal_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=927","dynareport_url":"https://www.3gpp.org/dynareport/23847.htm","publication_scope":null,"radio_technologies":[],"first_seen_at":"2026-09-16T11:04:50.102693+00:00","updated_at":"2026-10-16T09:34:55.609033+00:00","raw_metadata":{"source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=927","bibliography_source":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv"},"detail_synced_at":"2026-10-07T23:31:16.152559+00:00","versions":[{"release":"Rel-8","version":"8.0.0","meeting":"SA#38","upload_date":"2007-12-13","comment":"No normative work will result.","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/23_series/23.847/23847-800.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-8","version":"2.0.0","meeting":"SA#38","upload_date":"2007-12-11","comment":"SP-070830","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/23_series/23.847/23847-200.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-8","version":"1.3.1","meeting":"SA#38","upload_date":"2007-12-11","comment":"SP-070830","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/23_series/23.847/23847-131.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-8","version":"1.3.0","meeting":"-","upload_date":"2007-10-26","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/23_series/23.847/23847-130.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-8","version":"1.2.0","meeting":"-","upload_date":"2007-08-13","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/23_series/23.847/23847-120.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":"SA#35","upload_date":"2007-03-19","comment":"SP-070104","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/23_series/23.847/23847-100.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-8","version":"0.2.0","meeting":"-","upload_date":"2007-01-29","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/23_series/23.847/23847-020.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-7","version":"0.1.3","meeting":"-","upload_date":"2006-12-18","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/23_series/23.847/23847-013.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-7","version":"0.1.2","meeting":"-","upload_date":"2006-12-14","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/23_series/23.847/23847-012.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-7","version":"0.1.1","meeting":"-","upload_date":"2006-09-13","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/23_series/23.847/23847-011.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-7","version":"0.1.0","meeting":"-","upload_date":"2006-07-10","comment":"S2-062682","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/23_series/23.847/23847-010.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-7","version":"0.0.1","meeting":"-","upload_date":"2006-03-29","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/23_series/23.847/23847-001.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"}],"release_presence":[{"release":"Rel-7","first_version_date":"2006-03-29","latest_version_date":"2006-12-18","first_version":"0.0.1","latest_version":"0.1.3","version_count":5},{"release":"Rel-8","first_version_date":"2007-01-29","latest_version_date":"2007-12-13","first_version":"0.2.0","latest_version":"8.0.0","version_count":7}],"classifications":[],"work_items":[{"uid":7049,"acronym":"FS_MLTICAST-IMS","effective_acronym":"FS_MLTICAST-IMS","title":"Study on IMS utilizing multicast bearer services","responsible_groups":["S2"],"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=927","association_sources":[],"association_status":"historical_unverified"}],"change_requests":[],"relationships":[],"relationship_release_evidence_summary":[],"relationship_release_evidence":[],"relationship_release_evidence_meta":{"total":0,"returned_count":0,"limit":100,"truncated":false,"href":"/api/specs/23.847/relationship-evidence"}}