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X.121 : International numbering plan for public data networks

Recommendation X.121 (10/96)

Approved in 1996-10

Status : Superseded

 

Table of Contents

 

Summary

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PDF Document PDF (acrobat)

266035 bytes 2001-01-15 E 9974 
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PDF Document PDF (acrobat)

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PDF Document PDF (acrobat)

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Updated : 2009/11/16