Integrated Services Digital Network (ISDN) - Terminal Portability (TP) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification; English version ETS 300055-2:1995
Integrated Services Digital Network (ISDN) - Terminal Portability (TP) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification; English version ETS 300055-2:1995
Integrated Services Digital Network (ISDN); Terminal Portability (TP) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification (Endorsement of the English version EN 300055-1 V 1.2.4 (1998-06) as German standard)— 1 стр.