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Y.1351�:�Terms and definitions for synchronous digital hierarchy (SDH) networks �

Recommendation Y.1351

In force components
Number
 Title Status
G.780/Y.1351 (07/10)
� 		Terms and definitions for synchronous digital hierarchy (SDH) networks � In force
�
�
Superseded and Withdrawn components
Number
 Title Status
G.780/Y.1351 (07/04)
� 		Terms and definitions for synchronous digital hierarchy (SDH) networks �
 		Superseded
G.780/Y.1351 (2004) Amendment 1 (06/05)
� 		�
 		Superseded
G.780/Y.1351 (03/08)
� 		Terms and definitions for synchronous digital hierarchy (SDH) networks � Superseded

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