Integrated Services Digital Network (ISDN); Completion of Calls to Busy Subscriber (CCBS) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsed by AENOR in April of 2005.)
NORMA vydaná dňa 1.4.2005
Designation standards: UNE-EN 300359-2V1.2.4
Publication date standards: 1.4.2005
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE