International Telecommunication Union   ITU
Français  Español
 
Site map Contact us Print version
  Home : ITU-T : Publications : Recommendations : M Series : M.21
Recently posted -  Search Recommendations
   
M.21 : Maintenance philosophy for telecommunication services

Recommendation M.21

In force components
Number
Title Status
M.21 (10/92)
 
Maintenance philosophy for telecommunication services   In force
 
 
Superseded and Withdrawn components
Number
Title Status
M.21 (11/88)
 
Principles for maintenance philosophy and considerations for maintenance strategy for telecommunication services   Superseded

 

Top -  Feedback -  Contact us -  Copyright © ITU 2008 All Rights Reserved
Contact for this page :  ITU-T Publications
Updated : 2008/12/19