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		: G.180 | 
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| G.180 : Characteristics of N + M type direct transmission restoration systems for use on digital and analogue sections, links or equipment					
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| In force components  | 
 
Number
  | 
Title | 
Status | 
 
G.180 (03/93)     | 
Characteristics of N + M type direct transmission restoration systems for use on digital and analogue sections, links or equipment
		 
 | 
In force 
  | 
 
     | 
 
| Superseded and Withdrawn components  | 
 
Number
  | 
Title | 
Status | 
 
G.180 (11/88)     | 
Characteristics of N + M type direct transmission restoration systems for use on digital sections, links or equipment
		 
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Superseded 
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