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� Home : ITU-T : Publications : Recommendations : I�Series : I.256.2a
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I.256.2a�:�Charging supplementary services : Advice of charge: charging information at call set-up time (AOC-S) �

Recommendation I.256.2a

In force components
Number
 Title Status
I.256.2a (03/93)
� 		Charging supplementary services : Advice of charge: charging information at call set-up time (AOC-S) � In force
�
�
Superseded and Withdrawn components
Number
 Title Status
I.256.2 (11/88)
� 		Charging supplementary services : Advice of charge (AOC) � Superseded

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