Document :

ITU-T�SG 15� (Study Period 2017)� Contribution� 2371

Title :

Proposal for structure of L-series Recommendations for infrastructure maintenance

Date :

2021-03-29

Source :

Nippon Telegraph and Telephone Corporation (NTT) (Japan)

AI/Question :

Q16/15

Meeting :

2021-04-12

Access :

Restricted to TIES users�[ITU-T]