Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Explicit Call Transfer (ECT) supplementary service; Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network (Endorsed by AENOR in May of 2004.)
NORM herausgegeben am 1.5.2004
Designation standards: UNE-EN 300369-5V1.3.1
Publication date standards: 1.5.2004
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategorie: Technische Normen UNE