{"id":19416,"number":"TBR 5","type":"TS","title":"General Attachment Requirements for GSM Mobile Stations","series":null,"status":"Draft","initial_release":"Phase 1","primary_group":null,"secondary_groups":[],"portal_id":2810,"portal_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2810","dynareport_url":null,"publication_scope":null,"radio_technologies":[],"first_seen_at":"2026-09-16T16:23:44.989780+00:00","updated_at":"2026-10-16T09:35:23.765577+00:00","raw_metadata":{"source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2810"},"detail_synced_at":"2026-10-09T12:02:41.147767+00:00","versions":[],"release_presence":[],"classifications":[],"work_items":[],"change_requests":[{"portal_cr_id":null,"cr_number":"0001","revision":null,"category":"F","impacted_version":"..","target_release":"Ph1","title":"Changes to TBR5 as a result of 11.10-490","wg_tdoc":null,"wg_status":null,"tsg_tdoc":"25/94","tsg_status":"approved","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":"0002","revision":null,"category":"F","impacted_version":"..","target_release":"Ph1","title":"Changes to TBR5 as a result of 11.10-491","wg_tdoc":null,"wg_status":null,"tsg_tdoc":"25/94","tsg_status":"approved","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":null,"category":"F","impacted_version":"..","target_release":"Ph1","title":"Incorrect timer used in 15.6.2.2","wg_tdoc":null,"wg_status":null,"tsg_tdoc":"26/94","tsg_status":"approved","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":"0004","revision":null,"category":"F","impacted_version":"..","target_release":"Ph1","title":"Update TBR5 to be in line with approved 11.10-383","wg_tdoc":null,"wg_status":null,"tsg_tdoc":"26/94","tsg_status":"approved","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":"0005","revision":null,"category":"D","impacted_version":"..","target_release":"Ph1","title":"Clarification of CC-state U6","wg_tdoc":null,"wg_status":null,"tsg_tdoc":"124/94","tsg_status":"approved","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":"0006","revision":null,"category":"F","impacted_version":"..","target_release":"Ph1","title":"Conformance requirements regarding MS Measurement Reports","wg_tdoc":null,"wg_status":null,"tsg_tdoc":"142/94","tsg_status":"approved","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":"0007","revision":null,"category":"F","impacted_version":"..","target_release":"Ph1","title":"Align TBR5 Test Purposes with GSM 11.10","wg_tdoc":null,"wg_status":null,"tsg_tdoc":"254/94","tsg_status":"approved","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":"0008","revision":null,"category":"D","impacted_version":"..","target_release":"Ph1","title":"Applicability of Test Purposes","wg_tdoc":null,"wg_status":null,"tsg_tdoc":"254/94","tsg_status":"approved","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":"0009","revision":null,"category":"F","impacted_version":"..","target_release":"Ph1","title":"Removal of test of short TMSI","wg_tdoc":null,"wg_status":null,"tsg_tdoc":"254/94","tsg_status":"approved","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":"0010","revision":null,"category":"F","impacted_version":"..","target_release":"Ph1","title":"Alignment of TBR5 test purpose, 10.2, with GSM 11.10","wg_tdoc":null,"wg_status":null,"tsg_tdoc":"255/94","tsg_status":"approved","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":"0011","revision":null,"category":"F","impacted_version":"..","target_release":"Ph1","title":"Changes to TBR5 as a result of 11.10-547","wg_tdoc":null,"wg_status":null,"tsg_tdoc":"271/94","tsg_status":"approved","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":"0012","revision":null,"category":"D","impacted_version":"..","target_release":"Ph1","title":"Editorial changes to section 18. of TBR5 to align with GSM 11.10","wg_tdoc":null,"wg_status":null,"tsg_tdoc":"379/94","tsg_status":"approved","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":"0013","revision":null,"category":"F","impacted_version":"..","target_release":"Ph1","title":"Changes to TBR5 as a result of 11.10-579","wg_tdoc":null,"wg_status":null,"tsg_tdoc":"425/94","tsg_status":"approved","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":"0014","revision":null,"category":"F","impacted_version":"..","target_release":"Ph1","title":"Support for A5/2 algorithm","wg_tdoc":null,"wg_status":null,"tsg_tdoc":"485/94","tsg_status":"approved","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":"0015","revision":null,"category":"F","impacted_version":"..","target_release":"Ph1","title":"Classmark Interrogation","wg_tdoc":null,"wg_status":null,"tsg_tdoc":"491/94","tsg_status":"approved","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":"0016","revision":null,"category":"F","impacted_version":"..","target_release":"Ph1","title":"Alignment with 11.10-612","wg_tdoc":null,"wg_status":null,"tsg_tdoc":"494/94","tsg_status":"approved","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":"0017","revision":null,"category":"F","impacted_version":"..","target_release":"Ph1","title":"Changes to TBR5 as a result of 11.10-616","wg_tdoc":null,"wg_status":null,"tsg_tdoc":"575/94","tsg_status":"approved","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":"0018","revision":null,"category":"F","impacted_version":"..","target_release":"Ph1","title":"TBR5 testing undefined GSM 04.08 requirements in tests 17.4.3.3 and 17.4.3.4","wg_tdoc":null,"wg_status":null,"tsg_tdoc":"582/94","tsg_status":"approved","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":"0019","revision":null,"category":"F","impacted_version":"..","target_release":"Ph1","title":"RXLEV measurement for received signal levels below reference sensitivity","wg_tdoc":null,"wg_status":null,"tsg_tdoc":"19/95","tsg_status":"approved","new_version":"..","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/TBR%205/relationship-evidence"}}