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  Home : ITU-T : Publications : Recommendations : Q Series : Q.86.4
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Q.86.4 : Stage 2 description for charging supplementary services : International Freephone Service (IFS)

Recommendation Q.86.4

In force components
Number
Title Status
Q.86.4 (06/97)
 
Stage 2 description for charging supplementary services : International Freephone Service (IFS)   In force

 

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Updated : 2011.03.14