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Q.2955.1 : Stage 3 description for community of interest supplementary services using B-ISDN digital subscriber signalling system No. 2 (DSS2) : Closed User Group (CUG)

Recommendation Q.2955.1

In force components
Number
Title Status
Q.2955.1 (06/97)
 
Stage 3 description for community of interest supplementary services using B-ISDN digital subscriber signalling system No. 2 (DSS2) : Closed User Group (CUG)   In force

 

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Updated : 2011.03.14