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		: K.22 | Recently posted - 
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| K.22 : Overvoltage resistibility of equipment connected to an ISDN T/S bus | 
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| Superseded and Withdrawn components |  
| Number 
 | Title | Status |  
| K.22 (11/88) 
 | Overvoltage resistibility of equipment connected to an ISDN T/S bus | Superseded 
 |  
| K.22 (05/95) 
 | Overvoltage resistibility of equipment connected to an ISDN T/S bus This Recommendation was deleted on 2003-12-12 since its requirements have been incoroporated in revised Rec K.21 (07.2003)
 | Withdrawn 
 |  |