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  Home : ITU-T : Publications : Recommendations : I Series : I.231.4
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I.231.4 : Circuit-mode bearer service categories : Circuit-mode, alternate speech / 64 kbit/s unrestricted, 8 kHz structured bearer service  

Recommendation I.231.4

In force components
Number
Title Status
I.231.4 (11/88)
 
Circuit-mode bearer service categories : Circuit-mode, alternate speech / 64 kbit/s unrestricted, 8 kHz structured bearer service   In force

 

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Updated : 2014-05-15