现行

ETSI ETS 300 687

Business TeleCommunications (BTC); 34 Mbit/s digital leased lines (D34U and D34S); Connection characteristics
商业电信（BTC）；34 Mbit/s数字专线（D34U和D34S）；连接特性

1996-04-01

现行

ETS 300 687

Business TeleCommunications (BTC); 34 Mbit/s Digital Leased Lines (D34U and D34S); Connection Characteristics
商业电信（BTC）；34 Mbit/s数字专线（D34U和D34S）；连接特性

1996-03-01

现行

UNE-ETS 300689 Ed 1-2002

Business TeleCommunications (BTC); 34 Mbit/s digital leased lines (D34U and D34S); Terminal equipment interface.
商业电信（BTC）；34 Mbit/s数字专线（D34U和D34S）；终端设备接口

2002-06-27

现行

ETS 300 689

Business TeleCommunications (BTC); 34 Mbit/s Digital Leased Lines (D34U and D34S); Terminal Equipment Interface
商业电信（BTC）；34 Mbit/s数字专线（D34U和D34S）；终端设备接口

1996-12-01

现行

ETSI ETS 300 689

Business TeleCommunications (BTC); 34 Mbit/s digital leased lines (D34U and D34S); Terminal equipment interface
商业电信（BTC）；34 Mbit/s数字专线（D34U和D34S）；终端设备接口

1996-12-01

现行

ETSI ETS 300 686

Business TeleCommunications (BTC); 34 Mbit/s and 140 Mbit/s digital leased lines (D34U, D34S, D140U, D140S); Network interface presentation
商业电信（BTC）；34 Mbit/s和140 Mbit/s数字专线（D34U、D34S、D140U、D140S）；网络接口演示

1996-04-01

现行

UNE-ETS 300686 Ed 1-2001

Business TeleCommunications (BTC); 34 Mbit/s and 140 Mbit/s digital leased lines (D34U, D34S, D140U, D140S); Network interface presentation.
商业电信（BTC）；34 Mbit/s和140 Mbit/s数字专线（D34U、D34S、D140U、D140S）；网络接口演示

2001-09-14

现行

ETSI TBR 024

Business TeleCommunications (BTC); 34 Mbit/s digital unstructured and structured leased lines (D34U and D34S); Attachment requirements for terminal equipment interface
商业电信（BTC）；34 Mbit/s数字非结构化和结构化租用线路（D34U和D34S）；终端设备接口附件要求

1997-07-01

现行

UNE-TBR 24-1998

BUSINESS TELECOMMUNICATIONS (BTC). 34 MBIT/S DIGITAL UNSTRUCTURED AND STRUCTURED LEASED LINES. (D34U AND D34S). ATTACHMENT REQUIREMENTS FOR TERMINAL EQUIPMENT INTERFACE.
商业电信（BTC） 34 MBIT/S数字非结构化和结构化租用线路 （D34U和D34S） 终端设备接口的附件要求

1998-11-23

现行

ETS TBR-024

Business Telecommunications (BTC) - 34 MBIT/S Digital Unstructured & Structured Leased Lines (D34U & D34S) - Attachment Requirements for Terminal Equipment Interface
商业电信（BTC）.34Mbit/S数字非结构化和结构化租用线路（D34U和D34S）.终端设备接口的附件要求

1997-06-01

现行

ETSI ETS 300 688

Business TeleCommunications (BTC); 140 Mbit/s digital leased lines (D140U and D140S); Connection characteristics
商业电信（BTC）；140 Mbit/s数字专线（D140U和D140S）；连接特性

1996-04-01

现行

UNE-ETS 300688 Ed 1-2001

Business TeleCommunications (BTC); 140 Mbit/s digital leased lines (D140U and D140S); Connection characteristics.
商业电信（BTC）；140 Mbit/s数字专线（D140U和D140S）；连接特性

2001-09-21

现行

ETSI EN 300 687

Access and Terminals (AT); 34 Mbit/s digital leased lines (D34U and D34S); Connection characteristics
接入和终端（AT）；34 Mbit/s数字专线（D34U和D34S）；连接特性

2001-07-01

现行

UNE-ETS 300690 Ed 1-2001

Business TeleCommunications (BTC). 140 Mbit/s digital leased lines (D140U and D140S). Terminal equipment interface.
商业电信（BTC） 140 Mbit/s数字专线（D140U和D140S） 终端设备接口

2001-02-28

现行

ETSI ETS 300 690

Business TeleCommunications (BTC); 140 Mbit/s digital leased lines (D140U and D140S); Terminal equipment interface
商业电信（BTC）；140 Mbit/s数字专线（D140U和D140S）；终端设备接口

1996-12-01

现行

ETSI EN 300 689

Access and Terminals (AT); 34 Mbit/s digital leased lines (D34U and D34S); Terminal equipment interface
接入和终端（AT）；34 Mbit/s数字专线（D34U和D34S）；终端设备接口

2001-07-01

现行

ETSI EN 300 686

Access and Terminals (AT); 34 Mbit/s and 140 Mbit/s digital leased lines (D34U, D34S, D140U, D140S); Network interface presentation
接入和终端（AT）；34 Mbit/s和140 Mbit/s数字专线（D34U、D34S、D140U、D140S）；网络接口演示

2001-07-01

现行

ETSI TBR 025

Business TeleCommunications (BTC); 140 Mbit/s digital unstructured and structured leased lines (D140U and D140S); Attachment requirements for terminal equipment interface
商业电信（BTC）；140 Mbit/s数字非结构化和结构化租用线路（D140U和D140S）；终端设备接口附件要求

1997-07-01

现行

UNE-TBR 25-1998

BUSINESS TELECOMMUNICATIONS (BTC); 140 MBIT/S DIGITAL UNSTRUCTURED AND STRUCTURED LEASED LINES (D140U AND D140S). ATTACHMENT REQUIREMENTS FOr terminal equipment interface.
商业电信（BTC）；140 MBIT/S数字非结构化和结构化租用线路（D140U和D140S） 终端设备接口的附件要求

1998-11-23

现行

UNE-ETS 300419-1999

BUSINESS TELECOMMUNICATIONS (BTC). 2 048 KBIT/S DIGITAL STRUCTURED LEASED LINES (D2048S). CONNECTION CHARACTERISTICS.
商业电信（BTC） 2 048 KBIT/S数字结构租用线路（D2048S） 连接特性

1999-01-11