CONTENTS

 1     Introduction      
 2     Scope 
 3     References 
 4     Terms and definitions       
 5     Abbreviations   
 6     Features of access network architecture   
        6.1     Point-to-point network      
        6.2     Ring network         
        6.3     Point-to-multipoint network           
 7     Optical fibre distribution method in outside plant   
 8     Upgrading the optical network     
 9     Optical transmission performance for optical access network        
10     Optical components        
       10.1     Optical fibre cable
       10.2     Optical fibre joint  
       10.3     Other optical components 
11     Optical network maintenance support, monitoring and testing system        
12     Electrical power supply   
13     Safety
       13.1     Electrical safety     
       13.2     Optical safety       
Appendix I – Brazil experience  Example of architecture of optical access network    
        I.1        Introduction         
        I.2        Scope   
        I.3        Proposed model  
        I.4        Further discussion and results       
        I.5        Conclusions         
Appendix II – Japanese experience Outline of optical access network structural design technologies     
       II.1     Loop scale optimization (Feeder area)        
       II.2     Customer drop area size optimization (Distribution area)     
Appendix III – Korea experience  Distribution methods for the design of optical networks in access areas    
      III.1     Number and size of loops in the feeder network      
Appendix IV – Netherlands experience    
       IV.1     Introduction          
       IV.2     Mini-tube system configurations    
       IV.3     Access networks using mini-tube system