Integrated Services Digital Network (ISDN); Conference call, add-on (CONF) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user
STANDARD published on 31.10.1996
Designation standards: ETSI ETS 300185-3-ed.1
Publication date standards: 31.10.1996
The number of pages: 22
Approximate weight : 66 g (0.15 lbs)
Country: European technical standard
Category: Technical standards ETSI