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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Superseded and Withdrawn components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3 description for additional information transfer supplementary services using DSS 1 : User-to-user signalling (UUS)   Superseded

 

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Updated : 2011.03.14