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� Home : ITU-T : Publications : Recommendations : O�Series : O.163
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O.163�:�Equipment to perform in-service monitoring on 1544 kbit/s signals �

Recommendation O.163

In force components
Number
 Title Status
O.163 (11/88)
� 		Equipment to perform in-service monitoring on 1544 kbit/s signals � In force

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