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I.452 : Digital subscriber signalling system No. 1 - Generic procedures for the control of ISDN supplementary services  

Recommendation I.452

This Recommendation is published under alias number Q.932.
In force components
Number
 Title Status
I.452 (05/98)
  		Digital subscriber signalling system No. 1 - Generic procedures for the control of ISDN supplementary services  
This Recommendation is published under alias number Q.932. 		In force

 

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Updated : 2009/03/10