Document :

ITU-T�SG 17� (Study Period 2017)� Temporary Document� 4224-PLEN

Title :

Status of Z-series Recommendations (revised 7 January 2022)

Date :

2022-02-10

Source :

TSB

AI/Question :

Q1/17, QALL/17

Access :

Restricted to TIES users�[ITU-T]