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X.123�:�Mapping between escape codes and TOA/NPI for E.164/X.121 numbering plan interworking during the transition period �

Recommendation X.123

In force components
Number
 Title Status
X.123 (10/96)
� 		Mapping between escape codes and TOA/NPI for E.164/X.121 numbering plan interworking during the transition period � In force

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