Normy GOST - Ruské národní normy - strana 2756

System of national standards of social accountability of telecommunication companies. General provisions

Norma vydána dne 1.1.2015

System of national standards of social accountability of telecommunication companies. Structure and composition

Norma vydána dne 1.1.2015

System of national standards of social accountability of telecommunication companies. Terms and definitions

Norma vydána dne 1.1.2015

System of national standards for quality of telecommunication services. Methods of testing with the help of test calls

Norma vydána dne 1.1.2015

System of national standards for quality of telecommunication services. The methodology of inquiries among users

Norma vydána dne 1.1.2015

System of national standards for quality of telecommunication services. Quality of telecommunication services. Guideline values of quality indices of telecommunication services at the stage of customer interaction

Norma vydána dne 1.1.2015

System of national standards for quality of telecommunication services. Quality of services of local, long-distance and international telephone communication. Normative values for quality indices of telephone calls

Norma vydána dne 1.1.2015

System of national standards for quality of telecommunication services. Quality of service of cellular mobile communication. Normative values for quality indices

Norma vydána dne 1.1.2015

Quality of service «local telephone service using payphones». Quality indices

Norma vydána dne 1.1.2015

Quality of service «local telephone service using payphones». Quality indices

Norma vydána dne 1.1.2015