Integrated Services Digital Network (ISDN) - Freephone (FPH) 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)
NORMA vydána dne 1.8.1998
Designation standards: ÖNORM ETS 300210-4
Note: NEPLATNÁ
Publication date standards: 1.8.1998
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: Austrian technische Norm
Kategorie: Technické normy ÖNORM