现行

ITU-T Q.83.1

Stage 2 description for call completion supplementary services : Call waiting (CW)
第2阶段呼叫完成补充业务描述:呼叫等待（CW）

1991-09-10

现行

ITU-T Q.83.1

Stage 2 description for call completion supplementary services : Call waiting (CW)
第2阶段呼叫完成补充业务描述:呼叫等待（CW）

1991-09-10

现行

ITU-T Q.733.1

Stage 3 description for call completion supplementary services using Signalling System No. 7 : Call waiting (CW)
第3阶段使用7号信令系统的呼叫完成补充业务说明:呼叫等待（CW）

1992-02-04

现行

ITU-T Q.733.1

Stage 3 description for call completion supplementary services using Signalling System No. 7 : Call waiting (CW)
第3阶段使用7号信令系统的呼叫完成补充业务说明:呼叫等待（CW）

1992-02-04

现行

ITU-T Q.953.1

Stage 3 description for call completion supplementary services using DSS 1 : Call waiting
第3阶段使用DSS的呼叫完成补充业务说明1:呼叫等待

1992-02-04

现行

ITU-T Q.953.1

Stage 3 description for call completion supplementary services using DSS 1 : Call waiting
第3阶段使用DSS的呼叫完成补充业务说明1:呼叫等待

1992-02-04

现行

ETSI ETS 300 056

Integrated Services Digital Network (ISDN); Call Waiting (CW) supplementary service; Service Description
综合业务数字网（ISDN）；呼叫等待补充业务；服务描述

1991-10-01

现行

ETSI GTS GSM 03.83

Digital cellular telecommunications system; Call Waiting (CW) and Call Hold (HOLD) supplementary services; Stage 2 (GSM 03.83)
数字蜂窝通信系统；呼叫等待（CW）和呼叫保持（Hold）补充业务；第2阶段（GSM 03.83）

1996-12-01

现行

ETSI GTS GSM 02.83

Digital cellular telecommunications system; Call Waiting (CW) and Call Holding (HOLD) supplementary services; Stage 1 (GSM 02.83)
数字蜂窝通信系统；呼叫等待（CW）和呼叫保持（HOLD）补充业务；第一阶段（GSM 02.83）

1996-11-01

现行

ETSI ETS 300 057

Integrated Services Digital Network (ISDN); Call Waiting (CW) supplementary service; Functional capabilities and information flows
综合业务数字网（ISDN）；呼叫等待补充业务；功能能力和信息流

1992-05-01

现行

ETSI ETS 300 953

Digital cellular telecommunications system; Call Waiting (CW) and Call Hold (HOLD) supplementary services; Stage 3 (GSM 04.83 version 5.0.1)
数字蜂窝通信系统；呼叫等待（CW）和呼叫保持（Hold）补充业务；第3阶段（GSM 04.83版本5.0.1）

1997-05-01

现行

ETSI ETS 300 544

European digital cellular telecommunications system (Phase 2); Call Waiting (CW) and Call Hold (HOLD) supplementary services; Stage 2 (GSM 03.83)
欧洲数字蜂窝通信系统（第二阶段）；呼叫等待（CW）和呼叫保持（Hold）补充业务；第2阶段（GSM 03.83）

1994-11-01

现行

ETSI ETS 300 567

Digital cellular telecommunications system (Phase 2) (GSM); Call Waiting (CW) and Call Hold (HOLD) supplementary services; Stage 3 (GSM 04.83)
数字蜂窝通信系统（第二阶段）（GSM）；呼叫等待（CW）和呼叫保持（Hold）补充业务；第3阶段（GSM 04.83）

1996-08-01

现行

DIN ETS 300056

Integrated Services Digital Network (ISDN); Call Waiting (CW) supplementary service; service description; english version ETS 300056:1991
综合业务数字网（ISDN）；呼叫等待补充业务；服务描述；英文版ETS 300056:1991

1992-09-01

现行

DIN ETS 300544

European digital cellular telecommunications system (Phase 2) - Call Waiting (CW) and Call Hold (HOLD) supplementary services - Stage 2; English version ETS 300544:1995
欧洲数字蜂窝通信系统（第2阶段）——呼叫等待（CW）和呼叫保持（Hold）补充业务——第2阶段；英文版ETS 300544:1995

1995-09-01

现行

ETSI TS 100 516

Digital cellular telecommunications system (Phase 2+) (GSM); Call Waiting (CW) and Call Holding (HOLD); Supplementary Services - Stage 1 (GSM 02.83 version 7.0.0 Release 1998)
数字蜂窝通信系统（第2+阶段）（GSM）；呼叫等待（CW）和呼叫保持（HOLD）；补充业务-第1阶段（GSM 02.83版本7.0.0 1998年发布）

1999-08-01

现行

ETSI TS 100 544

Digital cellular telecommunications system (Phase 2+) (GSM); Call Waiting (CW) and Call Hold (HOLD) supplementary services; Stage 2 (GSM 03.83 version 7.0.0 Release 1998)
数字蜂窝通信系统（第2+阶段）（GSM）；呼叫等待（CW）和呼叫保持（Hold）补充业务；第2阶段（GSM 03.83版本7.0.0 1998年发布）

1999-08-01

现行

DIN ETS 300057

Integrated Services Digital Network (ISDN); Call Waiting (CW) supplementary service; functional capabilities and information flows; english version ETS 300057:1992
综合业务数字网（ISDN）；呼叫等待补充业务；功能能力和信息流；英文版ETS 300057:1992

1992-11-01

现行

ETSI TS 101 377-2-4

GEO-Mobile Radio Interface Specifications; Part 2: Service specifications; Sub-part 4: Call Waiting (CW) and Call Hold (HOLD) Supplementary Services - Stage 1; GMR-2 02.083
地理移动无线电接口规范；第2部分:服务规范；第4子部分:呼叫等待（CW）和呼叫保持（Hold）补充业务——第1阶段；GMR-2 02.083

2001-03-01

现行

DIN ETS 300567

Digital cellular telecommunications system (Phase 2) - Call Waiting (CW) and Call Hold (HOLD) supplementary services - Stage 3 (Endorsement of the English version ETS 300567:1996-08 as German standard)
数字蜂窝通信系统（第2阶段）.呼叫等待（CW）和呼叫保持（Hold）补充业务.第3阶段（认可英文版ETS 300567:1996-08为德国标准）

2001-04-01