CUG索引是主叫用户发起通信时用于选择特定闭合用户组（CUG）的参数。该索引也由网络用于向被叫用户指示通信来源的CUG，具有本地意义。索引值用于标识特定CUG，确保通信在组内进行。
| 标准号 & 类别 | 标准名称 | 发布 |
|---|---|---|
| ETSI ETS 300 546 ed.1 (1994-11)-1994 规范标准 |
欧洲数字蜂窝电信系统（第 2 阶段） 封闭用户组 (CUG) 补充服务 第 2 阶段 (GSM 03.85) European digital cellular telecommunications system (Phase 2); Closed User Group (CUG) supplementary services; Stage 2 (GSM 03.85)
封闭用户群 |
1994-11-01 欧洲电信标准协会 |
| ETSI TS 122 085 V12.0.0 (2014-10)-2014 规范 |
数字蜂窝电信系统（第 2 阶段+） 通用移动通信系统 (UMTS) 封闭用户组 (CUG) 补充服务 第 1 阶段（3GPP TS 22.085 版本 12.0.0 发行版 12） Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Closed User Group (CUG) supplementary services; Stage 1 (3GPP TS 22.085 version 12.0.0 Release 12)
|
2014-10-01 欧洲电信标准协会 |
| ETSI TS 123 085 V19.0.0 (2025-10)-2025 规范 |
数字蜂窝电信系统（第二阶段+）（GSM） 通用移动通信系统（UMTS） 封闭用户组（CUG）补充业务 第二阶段（3GPP TS 23.085 版本 19.0.0 发行版 19） Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); Closed User Group (CUG) supplementary service; Stage 2 (3GPP TS 23.085 version 19.0.0 Release 19)
封闭用户组 |
2025-10-01 欧洲电信标准协会 |
| ETSI TS 123 085-2011 规范 |
数字蜂窝电信系统（第 2+ 阶段） 通用移动通信系统(UMTS) 封闭用户组 (CUG) 补充服务 第2阶段（3GPP TS 23.085 版本 10.0.0 发行版 10） Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Closed User Group (CUG) supplementary service; Stage 2 (3GPP TS 23.085 version 10.0.0 Release 10)
封闭用户群 |
2011-05-01 欧洲电信标准协会 |
| ETSI TS 123 085-2018 规范 |
数字蜂窝电信系统（ 第2阶段+）（GSM） 通用移动通信系统(UMTS) 封闭用户组 (CUG) 补充服务 第2阶段（3GPP TS 23.085 版本 15.0.0 发行版 15） Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); Closed User Group (CUG) supplementary service; Stage 2 (3GPP TS 23.085 version 15.0.0 Release 15)
闭合用户组 |
2018-07-01 欧洲电信标准协会 |
| ETSI TS 123 085-2024 规范 |
数字蜂窝电信系统（ 第2阶段+）（GSM） 通用移动通信系统(UMTS) 封闭用户组 (CUG) 补充服务 第2阶段（3GPP TS 23.085 版本 18.0.0 发行版 18） Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); Closed User Group (CUG) supplementary service; Stage 2 (3GPP TS 23.085 version 18.0.0 Release 18)
封闭用户组 |
2024-05-01 欧洲电信标准协会 |
| ETSI TS 124 454 V8.2.0 (2012-03)-2012 规范 |
Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; TISPAN; PSTN/ISDN simulation services; Protocol specification Closed User Group (CUG) (3GPP TS 24.454 version 8.2.0 Release 8)
封闭用户组 |
2012-03-01 欧洲电信标准协会 |
| ETSI TS 124 454 V8.3.0 (2012-07)-2012 规范 |
Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; TISPAN; PSTN/ISDN simulation services; Protocol specification Closed User Group (CUG) (3GPP TS 24.454 version 8.3.0 Release 8)
|
2012-07-01 欧洲电信标准协会 |
| ETSI TS 124 454-2012 规范 |
Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; TISPAN; PSTN/ISDN simulation services; Protocol specification Closed User Group (CUG) (3GPP TS 24.454 version 8.2.0 Release 8)
|
2012-03-01 欧洲电信标准协会 |
| ETSI TS 124 654 V10.1.0 (2012-03)-2012 规范 |
Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Closed User Group (CUG) using IP Multimedia (IM) Core Network (CN) subsystem, Protocol Specification (3GPP TS 24.654 version 10.1.0 Release 10)
封闭用户组 |
2012-03-01 欧洲电信标准协会 |
| ETSI TS 124 654 V10.2.0 (2012-07)-2012 规范 |
Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Closed User Group (CUG) using IP Multimedia (IM) Core Network (CN) subsystem, Protocol Specification (3GPP TS 24.654 version 10.2.0 Release 10)
封闭用户组 |
2012-07-01 欧洲电信标准协会 |
| ETSI TS 124 654 V8.2.0 (2009-01)-2009 规范 |
Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Closed User Group (CUG) using IP Multimedia (IM) Core Network (CN) subsystem, Protocol Specification (3GPP TS 24.654 version 8.2.0 Release 8)
封闭用户组 |
2009-01-01 欧洲电信标准协会 |
| ETSI TS 124 654 V8.4.0 (2012-03)-2012 规范 |
Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Closed User Group (CUG) using IP Multimedia (IM) Core Network (CN) subsystem, Protocol Specification (3GPP TS 24.654 version 8.4.0 Release 8)
闭合用户组 |
2012-03-01 欧洲电信标准协会 |
| ETSI TS 124 654 V8.5.0 (2012-07)-2012 规范 |
Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Closed User Group (CUG) using IP Multimedia (IM) Core Network (CN) subsystem, Protocol Specification (3GPP TS 24.654 version 8.5.0 Release 8)
|
2012-07-01 欧洲电信标准协会 |
| ETSI TS 124 654 V9.2.0 (2012-03)-2012 规范 |
Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Closed User Group (CUG) using IP Multimedia (IM) Core Network (CN) subsystem, Protocol Specification (3GPP TS 24.654 version 9.2.0 Release 9)
封闭用户组 |
2012-03-01 欧洲电信标准协会 |
| NF Z83-518*NF ETS 300518:1996 规范 |
欧洲蜂窝式数字电信系统（第2段）被关闭用户群（CUG）补充业务 第1阶段（GSM 02.85） European digital cellular telecommunications system (phase 2). Closed user group (CUG) supplementary services. Stage 1 (GSM 02.85).
封闭用户群 |
1996-09-01 法国标准化协会 |
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