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Q.115.1�:�Logic for the control of echo control devices and functions �

Recommendation Q.115.1

Formerly Rec. Q.115
In force components
Number
 Title Status
Q.115.1 (12/02)
� 		Logic for the control of echo control devices and functions �
Formerly Rec. Q.115 		In force
Q.Imp115 (05/98)
� 		Implementors' Guide (05/98) for Recommendation Q.115 (06/97) � In force
Q.Imp115 (12/00)
� 		Implementors' Guide (12/2000) for Recommendation Q.115 (12/99) � In force

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