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I.254.2 : Multiparty supplementary services : Three-Party Supplementary Service

Recommendation I.254.2

In force components
Number
Title Status
I.254.2 (08/92)
 
Multiparty supplementary services : Three-Party Supplementary Service   In force
 
 
Superseded and Withdrawn components
Number
Title Status
I.254.2 (11/88)
 
Multiparty supplementary services : Three-Party Supplementary Service (3PTY)   Superseded

 

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Updated : 2011.03.14