Document :

ITU-T�SG 15� (Study Period 2017)� Temporary Document� 257-GEN

Title :

LS/i about SG2 work on international calling party number delivery (E.157)

Date :

2019-03-12

Source :

ITU-T Study Group 2

AI/Question :

QALL/12

Access :

Restricted to TIES users�[ITU-T]