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Q.767 : Application of the ISDN User Part of CCITT signalling system No. 7 for international ISDN interconnections  

Recommendation Q.767

In force components
Number
 Title Status
Q.767 (02/91)
  		Application of the ISDN User Part of CCITT signalling system No. 7 for international ISDN interconnections   In force
Q.767 (1991) Amendment 1 (12/02)
  		Support for the International Emergency Preference Scheme   In force

 

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Updated : 2019-12-24