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  Home : ITU-T : Publications : Recommendations : I Series : I.121 : I.121 (04/91)
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I.121 : Broadband aspects of ISDN

Recommendation I.121 (04/91)

Approved in 1991-04-05

Status : In force

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Format Size Posted Article Number
English

PDF Document PDF (acrobat)

68197 bytes 1991-07-15 E 2009 
Español

PDF Document PDF (acrobat)

79598 bytes 1991-07-15 S 2010 
Français

PDF Document PDF (acrobat)

81179 bytes 1991-07-15 F 2008 

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TIES users

Available languages and formats :
 
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Format Size Posted Article Number TIES users
English

Word Document Word

94034 bytes 1991-07-15 E 2009  Download
Español

Word Document Word

65470 bytes 1991-07-15 S 2010  Download
Français

Word Document Word

66104 bytes 1991-07-15 F 2008  Download

 

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Updated : 2001/09/10