
Public Switched Telephone Network (PSTN); Selection of a specific terminal or terminal function
STANDARD published on 21.12.1998
Designation standards: ETSI TR 102089-V1.1.1
Publication date standards: 21.12.1998
The number of pages: 17
Approximate weight : 51 g (0.11 lbs)
Country: European technical standard
Category: Technical standards ETSI