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  4. Standard "UNE-ETS 300103ED1"
Standard UNE-ETS 300103ED1 1.3.2022 preview

UNE-ETS 300103ED1

Integrated Services Digital Network (ISDN);Support of CCITT Recommendation X.21, X.21 bis and X.20 bis based Data Terminal Equipments (DTEs) by an ISDN Synchronous and asynchronous terminal adaptation functions (Endorsed by Asociación Espanola de Normalización in March of 2022.)

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STANDARD published on 1.3.2022


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The information about the standard:

Designation standards: UNE-ETS 300103ED1
Publication date standards: 1.3.2022
SKU: NS-1126556
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Category: Technical standards UNE

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Integrated Services Digital Network (ISDN)

Latest update: 2026-08-03 (Number of items: 2 291 378)
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