Telecommunications and Internet converged Services and Protocols for Advanced Networking (TISPAN); Feasibility study on Out-of-band DTMF
NORMA vydaná dňa 22.7.2008
Designation standards: ETSI TR 183057-V2.1.1
Publication date standards: 22.7.2008
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: European technical standard
Kategória: Technické normy ETSI