CONTENTS

 1     Scope        
 2     References             
 3     Definitions
        3.1     Terms defined elsewhere      
        3.2     Optical access architecture terms      
        3.3     Optical parameters, power and loss budgets  
        3.4     Transmission convergence layer terms           
 4     Abbreviations and acronyms           
 5     Conventions           
        5.1     Optical access concepts         
        5.2     Power and loss budget parameters    
        5.3     Sensitivity and overload in the presence of FEC           
        5.4     Reach and distance   
        5.5     Usage of the term PON          
        5.6     Usage of the term ODN         
        5.7     Usage of the terms ONU and ONT      
Bibliography