International Telecommunication Union   ITU
Français  Español
 
Site map Contact us Print version
  Home : ITU-T : Publications : Recommendations : Q Series : Q.957.1
Recently posted -  Search Recommendations -  Shopping cart
   
Q.957.1 : Stage 3 description for additional information transfer supplementary services using DSS 1 : User-to-user signalling (UUS)

Recommendation Q.957.1

In force components
Number
Title Status
Q.957.1 (07/96)
 
Stage 3 description for additional information transfer supplementary services using DSS 1 : User-to-user signalling (UUS)   In force
 
 
Superseded and Withdrawn components
Number
Title Status
Q.957.1 (03/93)
 
Stage 3 description for additional information transfer supplementary services using DSS 1 : User-to-user signalling (UUS)   Superseded

 

Top -  Feedback -  Contact us -  Copyright © ITU 2008 All Rights Reserved
Contact for this page :  ITU-T Publications
Updated : 2011.03.14