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X.Sup33 : ITU-T X.1231 - Supplement on technical framework for countering telephone service scams

Recommendation X.Sup33

This Supplement was replaced on 03/05/2019 to reflect and updated title
In force components
Number
 Title Status
X.Sup33 (09/18)
  		ITU-T X.1231 - Supplement on technical framework for countering telephone service scams  
This Supplement was replaced on 03/05/2019 to reflect an updated title 		In force

 

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