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Q.52 : Signaling between international switching centers and stand-alone echo control devices

Recommendation Q.52 (03/01)

Approved in 2001-03

Status : In force

 

Table of Contents

 

Summary


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PDF Document PDF (acrobat)

206301 bytes 2001-12-10 E 20563 
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PDF Document PDF (acrobat)

225073 bytes 2001-12-10 S 20565 
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PDF Document PDF (acrobat)

247024 bytes 2001-12-10 F 20564 

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Word Document Word

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Word Document Word

171008 bytes 2001-10-19 S 20565  Download Download
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Updated : 2014-05-15