
Attachments to Public Switched Telephone Network (PSTN) - General technical requirements for equipment connected to an analogue subscriber interface in the PSTN - Chapter 5: Calling function
NORMA vydána dne 1.5.1997
Designation standards: ÖNORM ETS 300001-5
Note: NEPLATNÁ
Publication date standards: 1.5.1997
The number of pages: 153
Approximate weight : 490 g (1.08 lbs)
Country: Austrian technische Norm
Kategorie: Technické normy ÖNORM