EN 28877-1993 en Information Technology - Telecommunications and Information Exchange Between Systems - Interface Connector and Contact Assignments for ISDN Basic Access Interface .pdf
《EN 28877-1993 en Information Technology - Telecommunications and Information Exchange Between Systems - Interface Connector and Contact Assignments for ISDN Basic Access Interface .pdf》由会员分享,可在线阅读,更多相关《EN 28877-1993 en Information Technology - Telecommunications and Information Exchange Between Systems - Interface Connector and Contact Assignments for ISDN Basic Access Interface .pdf(19页珍藏版)》请在麦多课文档分享上搜索。
1、CEN EN*Z8877 93 3404589 0068344 TO9 BRITISH STANDARD Implementation of EN 28877 : 1993 Information technology - Telecommunications and information exchange between systems - Interface connector and contact assignments for ISDN Basic Access Interface located at reference points S and T (ISO/IEC 8877
2、: 1992) The European Standard EN 28877 : 1993 has the status of a British Standard I;DC 681.32T.8 : (521.316.541 : 621.39 BS EN 28877 : 1994 COPYRIGHT European Committee for StandardizationLicensed by Information Handling Services CEN ENx28877 93 = 3404589 0068345 945 BS EN 28877 : 1994 National for
3、eword This British Standard reproduces verbatim EN 28877 : 1993 and implements it as the UK national standard. It is a revision of EN 28877 : 1990 and supersedes BS 7266 : Part 1 : 1990 (the English language version of EN 28877 : 1990) which is withdrawn. This British Standard is published under the
4、 direction of the Information Systems Technology Standards Policy Committee whose Rchnical Committee IST/G has the responsibility to: - aid enquirers to understand the text; - present to the responsible international committee any enquiries on interpretation, or proposals for change, and keep UK int
5、erests informed; - monitor related international and European developments and promulgate them in the UK. NOTE. International and European Standards, as well as overseas standards, are available from Customer Services, Publications, BSI, Linford Wood, Milton Keynes, MK14 6LE. Compliance with a Briti
6、sh Standard does not of itself confer immunity from legal obligations. COPYRIGHT European Committee for StandardizationLicensed by Information Handling ServicesCEN ENx28877 93 3404589 OOb81Yb 881 EUROPEAN STANDARD NORME EUROPENNE EN 28877 : 1993 EUROPISCHE NORM September 1993 UDC 681.327.8 : 621.316
7、.541 : 621.39 Supersedes EN 28877 : 1990 Descriptors: Data processing, network interconnection, computer interface, multi-contact connectors, plug connectors, socket connectors, specifications, dimensions English version Information technology - Telecommunications and information exchange between sy
8、stems - Interface connector and contact assignments for ISDN Basie Access Interface located at reference points S and T (ISO/IEC 8877 : 1992) Technologies de linformation - Blcommunications et change dinformations entre systmes - Connecteur dinterface et affectation des contacts pour linterface dacc
9、s de base au RNIS situe aux points de rfrence S et T (ISO/IEC 8877 : 1992) Informationstechnik - Telekommunikation und Informationsaustausch zwischen Systemen - Steckverbinder und Kontaktbelegung fr die ISDN-Basisanschlu- Schnittstelle an den Bezugspunkten S und T (ISOIEC 8877 : 1992) This European
10、Standard was approved by CEN on 1993-09-06. CEN members are bound to comply with the CENCENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning s
11、uch national standards may be obtained on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own languag
12、e and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and Uni
13、ted Kingdom. CEN European Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels O 1993 Copyright reserved to CEN members Ref. No. EN 28877 : 1993 E COPYRIGHT European Committee for StandardizationLicensed
14、by Information Handling ServicesCEN EN+28877 93 3404589 0068347 718 Page 2 EN 28877 : 1993 Foreword On the proposal of the CEN Central Secretariat, the Technical Board has decided to submit the International Standard: Information technology - Tekcommunications and infmation exchange between systems
15、- Interface connector and contact assignments for ISDN Basic Access Interface located at refweme points S and T (ISOAEC 8877 : 1992) to the Unique Acceptance Procedure (UAP). The result of the Unique Acceptance Procedure was positive. For the time being, this document exists only in English. This do
16、cument supersedes EN 28877 : 1990. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by March 1994, and conflicting national standards shail be withdrawn at the latest by March 1994. In accordance with
17、 the CENXENELEC Internal Regulations, the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. COPYRIGHT Europ
18、ean Committee for StandardizationLicensed by Information Handling ServicesCEN ENt28877 93 3404589 0068148 b54 I N TER NAT I O NA L S TA N DA R D ISO/IEC 8877 Second edition 1992-1 1-1 5 Information technology - Telecommunications and information exchange between systems - Interface connector and con
19、tact assignments for ISDN Basic Access Interface located at reference points S and T Technologies de linformation - Tlcommunications et change dinformations entre systmes - Connecteur dinterface er affectation des contacts pour linterface daccs de base au RNIS situe aux points de rfrence S et T Refe
20、rence number iSO/iEC 8877:1992(E) COPYRIGHT European Committee for StandardizationLicensed by Information Handling ServicesCEN ENS28877 93 3404589 00bL49 590 ISO/IEC 8877:1992(E) Foreword IS0 (the International Organization for Standardization) and IEC (the Inter- national Electrotechnical Commissio
21、n) form the specialized system for worldwide standardization. National bodies that are members of IS0 or IEC participate in the development of International Standards through technical committees established by the respective organization to deal with particular fields of technical activity. IS0 and
22、 IEC technical commit- tees collaborate in fields of mutual interest. Other international organiza- tions, governmental and non-governmental, in liaison with IS0 and IEC, also take part in the work. In the field of information technology, IS0 and IEC have established a joint technical committee, ISO
23、IEC JTC 1. Drafi International Standards adopted by the joint technical committee are circulated to national bodies for voting. Publication as an Intemational Standard requires approval by at least 75% of the national bodies casting a vote. International Standard ISOAEC 8877 was prepared by Joint Te
24、chnical Committee ISOAEC JTC 1, Infomtation technology. This second edition cancels and replaces the first edition IS0 8877:1987 and IS0 8877:Am. 1 : 1991 . Annexes A, 6, C and D of this International Standard are for information only. O ISO/IEC 1992 All rights resenred. No part of this publicam may
- 1.请仔细阅读文档,确保文档完整性,对于不预览、不比对内容而直接下载带来的问题本站不予受理。
- 2.下载的文档,不会出现我们的网址水印。
- 3、该文档所得收入(下载+内容+预览)归上传者、原创作者;如果您是本文档原作者,请点此认领!既往收益都归您。
下载文档到电脑,查找使用更方便
10000 积分 0人已下载
下载 | 加入VIP,交流精品资源 |
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- EN288771993ENINFORMATIONTECHNOLOGYTELECOMMUNICATIONSANDINFORMATIONEXCHANGEBETWEENSYSTEMSINTERFACECONNECTORANDCONTACTASSIGNMENTSFORISDNBASICACCESSINTERFACEPDF
链接地址:http://www.mydoc123.com/p-716487.html