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 30.6.1998
Designation standards: ETSI EN 300185-3-V1.2.4
Publication date standards: 30.6.1998
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: European technical standard
Category: Technical standards ETSI