Table of Contents

 1     Scope            
        1.1     Reference architecture    
        1.2     Considerations 
 2     References   
 3     Definitions   
        3.1     Terms defined elsewhere
        3.2     Terms defined in this Recommendation     
 4     Abbreviations and acronyms  
 5     Conventions
 6     General requirements
 7     Performance and efficiency requirements            
 8     Requirements of downstream PHY        
 9     Requirements of upstream PHY             
Appendix I – Examples of transmission regarding downstream throughput improvement of ACTT compared to Annex B of ITU-T J.83    
Bibliography