Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; Service Description
综合业务数字网（ISDN）；直接拨号（DDI）补充业务；服务描述

1991-10-01

Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; service description; english version ETS 300062:1991
综合业务数字网（ISDN）；直接拨号（DDI）补充业务；服务描述；英文版ETS 300062:1991

1992-09-01

Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; functional capabilities and information flows; english version ETS 300063:1991
综合业务数字网（ISDN）；直接拨号（DDI）补充业务；功能能力和信息流；英文版ETS 300063:1991

1992-09-01

Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 1: Protocol specification
综合业务数字网（ISDN）；直接拨号（DDI）补充业务；数字用户信令系统第一号（DSS1）协议；第1部分:协议规范

1998-06-01

Integrated Services Digital Network (ISDN); ISDN service enhancements based on DDI ranges for call diversion supplementary services
综合业务数字网（ISDN）；基于呼叫转移补充业务DDI范围的ISDN业务增强

2000-03-01

Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network
综合业务数字网（ISDN）；直接拨号（DDI）补充业务；数字用户信令系统第一号（DSS1）协议；第5部分:网络测试套件结构和测试目的（TSS&TP）规范

1997-05-01

Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network
综合业务数字网（ISDN）；直接拨号（DDI）补充业务；数字用户信令系统第一号（DSS1）协议；第5部分:网络测试套件结构和测试目的（TSS&TP）规范

1998-06-01

Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification
综合业务数字网（ISDN）；直接拨号（DDI）补充业务；数字用户信令系统第一号（DSS1）协议；第2部分:协议实现一致性声明（PICS）形式规范

1995-09-01

Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification
综合业务数字网（ISDN）；直接拨号（DDI）补充业务；数字用户信令系统第一号（DSS1）协议；第2部分:协议实现一致性声明（PICS）形式规范

1998-06-01

Broadband Integrated Services Digital Network (B-ISDN); Digital Subscriber Signalling System No. two (DSS2) protocol; Direct Dialling In (DDI) supplementary service; Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification
宽带综合业务数字网；数字用户信号发送系统第二号（DSS2）协议；直接拨号（DDI）补充业务；第2部分:协议实现一致性声明（PICS）形式规范

1997-07-01

Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user
综合业务数字网（ISDN）；直接拨号（DDI）补充业务；数字用户信令系统第一号（DSS1）协议；第3部分:用户测试套件结构和测试目的（TSS&TP）规范

1996-09-01

Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user
综合业务数字网（ISDN）；直接拨号（DDI）补充业务；数字用户信令系统第一号（DSS1）协议；第3部分:用户测试套件结构和测试目的（TSS&TP）规范

1998-06-01

Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 6: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network
综合业务数字网（ISDN）；直接拨号（DDI）补充业务；数字用户信令系统第一号（DSS1）协议；第6部分:网络抽象测试套件（ATS）和部分协议执行额外测试信息（PIXIT）形式规范

1997-05-01

Broadband Integrated Services Digital Network (B-ISDN); Digital Subscriber Signalling System No. two (DSS2) protocol; Direct Dialling In (DDI) supplementary service; Part 1: Protocol specification [ITU-T Recommendation Q.2951, clause 1 (1995), modified]
宽带综合业务数字网；数字用户信号发送系统第二号（DSS2）协议；直接拨号（DDI）补充业务；第1部分:协议规范[ITU-T建议Q.2951 第1条（1995年） 修改]

1997-07-01

Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification (Endorsement of the English version EN 300064-1 V 1.3.4 (1998-06) as German standard)
综合业务数字网（ISDN）；直接拨号（DDI）补充业务.数字用户信号发送系统第1号（DSS1）协议.第1部分:协议规范（作为德国标准认可英文版EN 300064-1 V 1.3.4（1998-06））

1999-12-01

Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user
综合业务数字网（ISDN）；直接拨号（DDI）补充业务；数字用户信令系统第一号（DSS1）协议；第4部分:用户抽象测试套件（ATS）和部分协议执行额外测试信息（PIXIT）形式规范

1997-05-01

Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user
综合业务数字网（ISDN）；直接拨号（DDI）补充业务；数字用户信令系统第一号（DSS1）协议；第4部分:用户抽象测试套件（ATS）和部分协议执行额外测试信息（PIXIT）形式规范

1998-06-01

Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol; Direct Dialling In (DDI) supplementary service - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsement of the English version ETS 300661-2:1997 as German Standard)
宽带综合业务数字网（B-ISDN）-数字用户信号发送系统第二号（DSS2）协议；直接拨号（DDI）补充业务.第2部分:协议实施一致性声明（PICS）形式规范（英文版ETS 300661-2的认可）

2000-05-01

Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network (Endorsement of the English version EN 300064-5 V 1.3.4 (1998-06) as German standard)
综合业务数字网（ISDN）；直接拨号（DDI）补充业务.数字用户信号发送系统第1号（DSS1）协议.第5部分:网络测试套件结构和测试目的（TSS&TP）规范（英文版EN 300064-5 V 1.3.4（1）的认可

1999-12-01

Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsement of the English version EN 300064-2 V 1.3.4 (1998-06) as German standard)
综合业务数字网（ISDN）；直接拨号（DDI）补充业务.数字用户信号发送系统第1号（DSS1）协议.第2部分:协议实施一致性声明（PICS）形式规范（英文版EN 300064-2 V 1.3.4（199）的认可

1999-12-01