CONTENTS

 1     Scope 
 2     References 
        2.1     Normative references         
        2.2     Informative references        
 3     Definitions  
        3.1     Terms defined in this Recommendation       
        3.2     Terms defined in other Recommendations   
 4     Abbreviations and acronyms        
 5     Coarse WDM and its applications
 6     Nominal central wavelengths for coarse WDM systems    
Appendix I – Central wavelength spacing and wavelength variation    
Appendix II – Wavelength allocation