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D.271�:�Charging and accounting principles for NGN �

Recommendation D.271

In force components
Number
 Title Status
D.271 (10/16)
� 		Charging and accounting principles for NGN � In force
�
�
Superseded and Withdrawn components
Number
 Title Status
D.271 (04/08)
� 		Charging and accounting principles for NGN � Superseded

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