Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network (Endorsed by AENOR in November of 2003.)
NORM herausgegeben am 1.11.2003
Designation standards: UNE-ETS 300064-5ED1
Publication date standards: 1.11.2003
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategorie: Technische Normen UNE