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    I.S. ETS 300 257 : 1994

    PRIVATE TELECOMMUNICATION NETWORK (PTN) - INTER-EXCHANGE SIGNALLING PROTOCOL DIVERSION SUPPLEMENTARY SERVICES

    National Standards Authority of Ireland

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    I.S. ETS 300 258 : 1994

    PRIVATE TELECOMMUNICATION NETWORK (PTN) - SPECIFICATION, FUNCTIONAL MODELS AND INFORMATION FLOWS PATH REPLACEMENT ADDITIONAL NETWORK FEATURE

    National Standards Authority of Ireland

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    I.S. ETS 300 238 : 1993

    PRIVATE TELECOMMUNICATION NETWORK (PTN) - INTER-EXCHANGE SIGNALLING PROTOCOL NAME IDENTIFICATION SUPPLEMENTARY SERVICES

    National Standards Authority of Ireland

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    I.S. ENV 41007-1 : 1992

    DEFINITIONS OF TERMS IN PRIVATE TELECOMMUNICATION NETWORKS - PART 1: DEFINITION OF GENERAL TERMS

    National Standards Authority of Ireland

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    I.S. EN 50116 : 2006

    INFORMATION TECHNOLOGY EQUIPMENT - ROUTINE ELECTRICAL SAFETY TESTING IN PRODUCTION

    National Standards Authority of Ireland

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    AS 11801.5:2019

    Information technology - Generic cabling for customer premises Data centres (ISO/IEC 11801-5:2017, MOD)

    Standards Australia

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    AS/NZS 11801.1:2019

    Information technology - Generic cabling for customer premises General requirements (ISO/IEC 11801-1:2017, MOD)

    Standards Australia

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    ÖVE/ÖNORM EN 319521 V1.1.1: 2019 04 01

    Electronic Signatures and Infrastructures (ESI); Policy and security requirements for Electronic Registered Delivery Service Providers (ETSI EN 319 521 V1.1.1 (2019-02)) (english version)

    Osterreichisches Normungsinstitut/Austrian Standards

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    DIN EN 302099 : 2015

    ENVIRONMENTAL ENGINEERING (EE) - POWERING OF EQUIPMENT IN ACCESS NETWORK

    German Institute for Standardisation (Deutsches Institut für Normung)

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    TIA/EIA 553 : A1999

    MOBILE STATION - BASE STATION COMPATIBILITY SPECIFICATION

    Telecommunications Industry Association

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