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E.820 : Call models for serveability and service integrity performance

Recommendation E.820

In force components
Number
Title Status
E.820 (10/92)
 
Call models for serveability and service integrity performance   In force
 
 
Superseded and Withdrawn components
Number
Title Status
E.810 (11/88)
 
Model for the serveability performance on a basic call in the telephone network  
Renumbered E.820 when revised in 1992
Superseded

 

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Updated : 2009/05/21