Integrated Services Digital Network (ISDN); Security tools (SET) procedures; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 1: Protocol specification
综合业务数字网（ISDN）；安全工具（SET）程序；数字用户信令系统第一号（DSS1）协议；第1部分:协议规范

2001-06-01

Integrated Services Digital Network (ISDN) - Signaling Specification for X.25 Packet-Switched Bearer Service for Digital Subscriber Signaling System Number 1 (DSS1) (Terminal Initialization Procedures for Packet-Mode Data)
综合业务数字网（ISDN）.数字用户信号系统1号（DSS1）用X.25分组交换承载业务的信令规范（分组模式数据的终端初始化程序）

1992-06-01

Integrated Services Digital Network (ISDN); Generic functional protocol for the support of supplementary services; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 1: Protocol specification
综合业务数字网（ISDN）；支持补充业务的通用功能协议；数字用户信令系统第一号（DSS1）协议；第1部分:协议规范

1993-08-01

Integrated Services Digital Network (ISDN); Generic keypad protocol for the support of supplementary services; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 1: Protocol specification
综合业务数字网（ISDN）；支持补充业务的通用键盘协议；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); Generic keypad protocol for the support of supplementary services; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 1: Protocol specification
综合业务数字网（ISDN）；支持补充业务的通用键盘协议；数字用户信令系统第一号（DSS1）协议；第1部分:协议规范

1992-03-01

Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Data link layer; Part 1: General aspects [ITU-T Recommendation Q.920 (1993), modified]
综合业务数字网（ISDN）；数字用户信令系统第一号（DSS1）协议；数据链路层；第1部分:一般方面[ITU-T建议Q.920（1993） 修改]

1995-11-01

Integrated Services Digital Network (ISDN) - Security tools (SET) procedures; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification (Endorsement of the English version EN 301002-1 V 1.3.1 (2001-06) as German Standard)
综合业务数字网（ISDN）.安全工具（SET）程序；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 30102-1 V 1.3.1（2001-06））

2002-11-01

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol - Data link layer - Part 1: General aspects [ITU-T Q.920 (1993), modified]; English version ETS 300402-1:1995
综合业务数字网（ISDN）.数字用户信号发送系统第1号（DSS1）协议.数据链路层.第1部分:总则[ITU-T Q.920（1993） 修改]；英文版ETS 300402-1:1995

1996-06-01

Broadband Integrated Services Digital Network (B-ISDN); Digital Subscriber Signalling System No. two (DSS2) protocol; Connection characteristics; Modification procedures for sustainable cell rate parameters; Part 1: Protocol specification [ITU-T Recommendation Q.2963.2 (1997), 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；连接特性；可持续细胞率参数的修改程序；第1部分:协议规范[ITU-T建议Q.2963.2（1997） 修改]

1999-03-01

Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Generic functional protocol for the support of supplementary services at the b service entry point for Virtual Private Network (VPN) applications; Part 1: Protocol specification
综合业务数字网（ISDN）；数字用户信令系统第一号（DSS1）协议；在虚拟专用网（VPN）应用的b服务入口点支持补充服务的通用功能协议；第1部分:协议规范

1998-04-01

Integrated Services Digital Network (ISDN) - Generic keypad protocol for the support of supplementary services - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification (Endorsement of the English version EN 300122-1 V 1.2.4 (1998-06) as German standard)
综合业务数字网（ISDN）.支持补充业务的通用键盘协议.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 300122-1 V 1.2.4（1998-06））

2000-01-01

Integrated Services Digital Network (ISDN) - Generic functional protocol for the support of supplementary services; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification (Endorsement of the English version EN 300196-1 V 1.3.2 (2001-06) as German Standard)
综合业务数字网（ISDN）.支持补充业务的通用功能协议；数字用户信号发送系统第1号（DSS1）协议.第1部分:协议规范（认可英语版EN 300196-1 V 1.3.2（2001-06）为德国标准）

2002-03-01

Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol - Generic functional protocol- Core aspects - Part 1: Protocol specification [ITU-T Recommendation Q.2932.1, modified]; English version ETS 300796-1:1997
宽带综合业务数字网（B-ISDN）.数字用户信号发送系统第2号（DSS2）协议.通用功能协议.核心方面.第1部分:协议规范[ITU-T建议Q.2932.1 修改]；英文版ETS 300796-1:1997

1998-07-01

Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol; connection characteristics; modification procedures for sustainable cell rate parameters - Part 1: Protocol specification [ITU-T-Recommendation Q.2963.2 (1997), modified] (Endorsement of the English version EN 301276-1 V 1.1.3 (1999-03) 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；连接特性；可持续信元速率参数的修改程序.第1部分:协议规范[ITU-T-建议Q.2963.2（1997） 修改]（Endorseme）

2000-05-01

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol - Generic functional protocol for the support of supplementary services at the "b" service entry point for Virtual Private Network (VPN) applications - Part 1: Protocol specification (Endorsement of the English version EN 301061-1 V 1.2.2 (1998-04) as German standard)
综合业务数字网（ISDN）.数字用户信号发送系统第1号（DSS1）协议.在虚拟专用网（VPN）应用的“b”业务入口点支持补充业务的通用功能协议.第1部分:协议规范（认可）

2000-01-01