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]