ETSI EN 300 420-接入和终端（AT）；2048kbit/s数字结构租用线路（D2048S）；终端设备接口-国家数字标准馆

现行 ETSI EN 300 420

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Access and Terminals (AT); 2 048 kbit/s digital structured leased lines (D2048S); Terminal equipment interface 接入和终端（AT）；2048kbit/s数字结构租用线路（D2048S）；终端设备接口

发布日期： 2001-07-01

经TC安全部门联络后，修订以改进安全相关文本。接口终端设备侧的规范和合规性测试程序。

Revision to improve the safety related text following a liaison from TC Safety. Specification of the terminal equipment side of the interface and test procedures for compliance.

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发布单位或类别：国际组织-欧洲电信标准协会

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ETSI EN 300 419

Access and Terminals (AT); 2 048 kbit/s digital structured leased lines (D2048S); Connection characteristics
接入和终端（AT）；2048kbit/s数字结构租用线路（D2048S）；连接特性

ETSI EN 300 248

Access and Terminals (AT); 2 048 kbit/s digital unstructured leased line (D2048U); Terminal equipment interface
接入和终端（AT）；2048kbit/s数字非结构化专线（D2048U）；终端设备接口

ETSI EN 300 247

Access and Terminals (AT); 2 048 kbit/s digital unstructured lease line (D2048U); Connection characteristics
接入和终端（AT）；2048 kbit/s数字非结构化租赁线路（D2048U）；连接特性

ETSI EN 300 418

Access and Terminals (AT); 2 048 kbit/s digital unstructured and structured leased lines (D2048U and D2048S); Network interface presentation
接入和终端（AT）；2 048 kbit/s数字非结构化和结构化租赁线路（D2048U和D2048S）；网络接口演示

UNE-ETS 300420-1999

BUSINESS TELECOMMUNICATIONS (BTC). 2 048 KBIT/S DIGITAL STRUCTURED LEASED LINE (D2048S). TERMINAL EQUIPMENT INTERFACE.
商业电信（BTC） 2 048 KBIT/S数字结构租用线路（D2048S）终端设备接口

ETSI ETS 300 420

Business TeleCommunications (BTC); 2 048 kbit/s digital structured leased lines (D2048S); Terminal equipment interface
商业电信（BTC）；2048kbit/s数字结构租用线路（D2048S）；终端设备接口

Business TeleCommunications (BTC); 2 048 kbit/s digital structured leased lines (D2048S); Attachment requirements for terminal equipment interface
商业电信（BTC）；2048kbit/s数字结构租用线路（D2048S）；终端设备接口附件要求

ETSI ETS 300 419

Business TeleCommunications (BTC); 2 048 kbit/s digital structured leased lines (D2048S); Connection characteristics
商业电信（BTC）；2048kbit/s数字结构租用线路（D2048S）；连接特性

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

ETSI EN 300 766

Access and Terminals (AT); Multiple 64 kbit/s digital unrestricted leased lines with octet integrity presented at a structured 2 048 kbit/s interface at either or both ends (D64M); Connection characteristics and network interface presentation
接入和终端（AT）；在一端或两端（D64M）的结构化2 048 kbit/s接口上显示多条具有八位字节完整性的64 kbit/s数字无限制租用线路；连接特性和网络接口演示

ETSI ETS 300 418

Business TeleCommunications (BTC); 2 048 kbit/s digital unstructured and structured leased lines (D2048U and D2048S); Network interface presentation
商业电信（BTC）；2 048 kbit/s数字非结构化和结构化租赁线路（D2048U和D2048S）；网络接口演示

UNE-ETS 300418-1999

BUSINESS TELECOMMUNICATIONS (BTC). 2 048 KBIT/S DIGITAL UNSTRUCTURED AND STRUCTURED LEASED LINES (D2048U AND D2048S). NETWORK INTERFACE PRESENTATION.
商业电信（BTC） 2 048 KBIT/S数字非结构化和结构化租用线路（D2048U和D2048S）网络接口演示

ETSI EN 300 290

Access and Terminals (AT); 64 kbit/s digital unrestricted leased line with octet integrity (D64U); Terminal equipment interface
接入和终端（AT）；具有八位字节完整性的64kbit/s数字无限制租用线路（D64U）；终端设备接口

UNE-EN 50098-2-1997

CUSTOMER PREMISES CABLING FOR INFORMATION TECHNOLOGY. PART 2: 2 048 KBIT/S ISDN PRIMARY ACCESS AND LEASED LINE NETWORK INTERFACE.
用于信息技术的客户场所布线第2部分:2048 KBIT/S ISDN主要接入和专线网络接口

ETSI EN 300 289

Access and Terminals (AT); 64 kbit/s digital unrestricted leased line with octet integrity (D64U); Connection characteristics
接入和终端（AT）；具有八位字节完整性的64kbit/s数字无限制租用线路（D64U）；连接特性

UNE-ETS 300248-1999

BUSINESS TELECOMMUNICATIONS (BT). OPEN NETWORK PROVISION (ONP) TECHNICAL REQUIREMENTS. 2 048 KBIT/S DIGITAL UNSTRUCTURED LEASED LINE (D2048U). TERMINAL EQUIPMENT INTERFACE.
商业电信（BT）开放网络供应（ONP）技术要求 2 048 KBIT/S数字非结构化专线（D2048U）终端设备接口

ETSI EN 300 288

Access and Terminals (AT); 64 kbit/s digital unrestricted leased line with octet integrity (D64U); Network interface presentation
接入和终端（AT）；具有八位字节完整性的64kbit/s数字无限制租用线路（D64U）；网络接口演示

UNE-TBR 12-1998

BUSINESS TELECOMMUNICATIONS (BTC). OPEN NETWORK PROVISION (ONP) TECHNICAL REQUIREMENTS. 2 048 KBIT/S DIGITAL UNSTRUCTURED LEASED LINE (D2048U). ATTACHMENT REQUIREMENTS FOR TERMINAL EQUIPMENT INTERFACE.
商业电信（BTC）开放网络供应（ONP）技术要求 2 048 KBIT/S数字非结构化专线（D2048U）终端设备接口的附件要求

Business Telecommunications (BT); Open Network Provision (ONP) technical requirements; 2 048 kbit/s digital unstructured leased line (D2048U) Attachment requirements for terminal equipment interface
商业电信（BT）；开放网络供应（ONP）技术要求；2 048 kbit/s数字非结构化专线（D2048U）终端设备接口附件要求

UNE-TBR 13-1998

BUSINESS TELECOMMUNICATIONS (BTC). 2048 KBIT/S DIGITAL STRUCTURED LEASED LINES (D2048S). ATTACHMENT REQUIREMENTS FOR TERMINAL EQUIPMENT INTERFACE.
商业电信（BTC） 2048 KBIT/S数字结构化租用线路（D2048S）终端设备接口的附件要求

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