ČSN ETS 300058 (877009)

Integrated Services Digital Network (ISDN). Call Waiting (CW) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol

STANDARD published on 1.11.1994

English (the title page in Czech only) -
Print design (15.30 USD)

The information about the standard:

Designation standards: ČSN ETS 300058
Classification mark: 877009
Catalog number: 16745
Publication date standards: 1.11.1994
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: Czech technical standard
Category: Technical standards ČSN