Integrated Services Digital Network (ISDN); Telephony 7 kHz, videotelephony, audiographic conference and videoconference teleservices; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 1: Protocol specification
NORMA vydaná dňa 29.4.1998
Designation standards: ETSI EN 300267-1-V1.2.2
Publication date standards: 29.4.1998
The number of pages: 66
Approximate weight : 198 g (0.44 lbs)
Country: European technical standard
Kategória: Technické normy ETSI