CONTENTS

 1     Scope        
 2     References             
 3     Terms and definitions         
        3.1     Terms defined elsewhere      
        3.2     Terms defined in this Recommendation          
 4     Abbreviations and acronyms           
 5     Classification of optical interfaces  
        5.1     Applications 
        5.2     Reference points       
        5.3     Nomenclature           
        5.4     Multichannel inter-domain interfaces
        5.5     Single-channel inter-domain interfaces           
        5.6     Management signal implementations
 6     Transverse compatibility    
 7     Parameter definitions         
        7.1     System operating wavelength range  
        7.2     Parameters  
 8     Parameter values  
        8.1     Multichannel IrDI      
        8.2     Single channel IrDI    
 9     Optical safety considerations          
10     Power level management 
Annex A – Configuration for method A for assessment of single-channel  characteristics in a multichannel IrDI    
        A.1     Reference configuration        
Annex B – Reference optical bandpass filter and reference receiver characteristics  for method B, for assessment of single-channel  characteristics in a  multichannel IrDI    
        B.1     Reference configuration        
        B.2     Reference optical bandpass filter       
        B.3     Reference receiver   
Appendix I – Single-channel client interfaces with 3R regeneration    
        I.1               Introduction      
        I.2               Description of client signal interfaces with 3R regeneration         
Appendix II – Generic reference points within the OTN    
Appendix III – Clarification of use of reference points within IrDI and IaDI    
Appendix IV – Considerations for management signal implementations    
       IV.1     Optical channel management signal implementation 
       IV.2     Optical multiplex section and optical transmission section management signal implementation    
Appendix V – Nomenclature for the highest class of optical tributary signal supported    
Appendix VI – Optical tributary signal class RZ 40G applications    
Appendix VII – Applications using electronic dispersion compensation    
Bibliography