Document :

ITU-T SG 2  (Study Period 2017)  Contribution  66

Title :

LS/o to SG3 on providing investigation of tariffication mechanisms for alternative calling procedures in telecommunication networks which may be potentially harmful

Date :

2017-11-14

Source :

PJSC «Rostelecom» , Russian Federation

AI/Question :

QALL/2

Meeting :

2017-11-27

Access :

Restricted to TIES users [ITU-T]