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Q.954.1 : Stage 3 description for multiparty supplementary services using DSS 1 : Conference calling

Recommendation Q.954.1

Covering note, June 1999: Information note

In force components
Number
Title Status
Q.954.1 (03/93)
 
Stage 3 description for multiparty supplementary services using DSS 1 : Conference calling   In force

 

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Updated : 2006/08/01