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  Home : ITU-T : Publications : Recommendations : Q Series : Q.542 : Q.542 (03/93)
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Q.542 : Digital exchange design objectives - Operations and maintenance  

Recommendation Q.542 (03/93)

Approved in 1993-03-01

Status : In force

 

Table of Contents

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English

PDF Document PDF (acrobat)

145050 bytes 1994-06-24 E 4551 
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PDF Document PDF (acrobat)

159061 bytes 1994-06-24 S 4552 
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PDF Document PDF (acrobat)

175579 bytes 1994-06-24 F 4550 

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Word Document Word

121722 bytes 1994-06-24 E 4551  Download
Español

Word Document Word

138457 bytes 1994-06-24 S 4552  Download
Français

Word Document Word

146100 bytes 1994-06-24 F 4550  Download

 

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Updated : 2003/07/21