SIST ETS 300 232 E1:2003

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Transmission and Multiplexing (TM); Optical interfaces for equipments and systems relating to the Synchronous Digital Hierarchy [ITU-T Recommendation G.957 (1993), modified]33.180.01VSORãQRFibre optic systems in general33.040.20Prenosni sistemTransmission systemsICS:Ta slovenski standard je istoveten z:ETS 300 232 Edition 1SIST ETS 300 232 E1:2003en01-december-2003SIST ETS 300 232 E1:2003SLOVENSKI
STANDARD



SIST ETS 300 232 E1:2003



EUROPEANETS 300 232TELECOMMUNICATIONJune 1993STANDARDSource: ETSI TC-TMReference: DE/TM-1011ICS:33.040.40Key words:Transmission, optical interfaces, SDHTransmission and Multiplexing (TM);Optical interfaces for equipments andsystems relating to the Synchronous Digital Hierarchy[ITU-T Recommendation G.957 (1993) modified]ETSIEuropean Telecommunications Standards InstituteETSI SecretariatPostal address: F-06921 Sophia Antipolis CEDEX - FRANCEOffice address: 650 Route des Lucioles - Sophia Antipolis - Valbonne - FRANCEX.400: c=fr, a=atlas, p=etsi, s=secretariat - Internet: secretariat@etsi.frTel.: +33 92 94 42 00 - Fax: +33 93 65 47 16Copyright Notification: No part may be reproduced except as authorized by written permission. The copyright and theforegoing restriction extend to reproduction in all media.© European Telecommunications Standards Institute 1993. All rights reserved.SIST ETS 300 232 E1:2003



Page 2ETS 300 232: June 1993Whilst every care has been taken in the preparation and publication of this document, errors in content,typographical or otherwise, may occur. If you have comments concerning its accuracy, please write to"ETSI Editing and Committee Support Dept." at the address shown on the title page.SIST ETS 300 232 E1:2003



Page 3ETS 300 232: June 1993ContentsForeword.5Common_modifications.51Scope.52Normative references.53Definitions and abbreviations.54Optical interfaces.5History.8SIST ETS 300 232 E1:2003



Page 4ETS 300 232: June 1993Blank pageSIST ETS 300 232 E1:2003



Page 5ETS 300 232: June 1993ForewordThis European Telecommunication Standard (ETS), providing modifications to ITU-T RecommendationG.957 (1993) [1], was prepared by the Transmission and Multiplexing (TM) Technical Committee of theEuropean Telecommunications Standards Institute (ETSI).The text ofITU-T Recommendation G.957 (1993) [1] has been approved by ETSI as an ETS with the agreed commonmodifications as given below.Common_modifications1)Insert the following text as the scope for this ETS.1ScopeThis ETS specifies the optical interfaces for equipment and systems relating to the Synchronous DigitalHierarchy (SDH).2)Add the following normative references Clause.2Normative referencesThis ETS incorporates by dated or undated reference, provisions from other publications. These normativereferences are cited at the appropriate places in the text and the publications are listed hereafter. Fordated references, subsequent amendments to or revisions of any of these publications apply to this ETSonly when incorporated in by amendment or revision. For undated references the latest edition of thepublication referred to applies.[1]ITU-T Recommendation G.957 (1993): "Optical interfaces for equipments andsystems relating to the Synchronous Digital Hierarchy".3)Insert the following definitions and abbreviations Clause.3Definitions and abbreviationsFor the purpose of this ETS the definitions and abbreviations given in ITU-T Recommendation G.957 [1]apply.4)Add the following "Optical interfaces" Clause.4Optical interfacesThe optical interfaces are defined in ITU-T Recommendation G.957 [1], together with the fol
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