INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - CALL WAITING (CW) SUPPLEMENTARY SERVICE - DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. ONE (DSS1) PROTOCOL - PART 2: PROTOCOL IMPLEMENTATION CONFORMANCE STATEMENT (PICS) PROFORMA SPECIFICATION. (Endorsed by AENOR in December of 1999.)
NORMA vydaná dňa 1.12.1999
Designation standards: UNE-EN 300058-2:1998
Publication date standards: 1.12.1999
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE