UNE-ETS 300185-4ED1

Integrated Services Digital Network (ISDN);Conference call, add-on (CONF) supplementary service;Digital Subscriber Signalling System No. one (DSS1) protocol;Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user (Endorsed by Asociación Espanola de Normalización in April of 2022.)

STANDARD published on 1.4.2022

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The information about the standard:

Designation standards: UNE-ETS 300185-4ED1
Publication date standards: 1.4.2022
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Category: Technical standards UNE