This first part of ETS 300 196 specifies the functional protocol for the pan-European Integrated Services Digital Network (ISDN) as provided by European public telecommunications operators for the application to a range of supplementary services at the T reference point or coincident S and T reference point (as defined in CCITT Recommendation I.411 [3]) by means of the Digital Subscriber Signalling System No. one (DSS1) protocol.
PUBLISHED
SSH ETS 300 196-1:1993 ed.1
60.60
Standard published
Jul 4, 2024