Table of Contents

 1 Scope          
2 References
3 Definitions
        3.1 Terms defined elsewhere       
        3.2 Terms defined in this Recommendation           
4 Abbreviations and acronyms             
5 Conventions            
6 Physical layer frequency performance requirements              
7 T-BC packet layer performance requirements for full timing support from the network          
        7.1 Constant time error and dynamic time error noise generation
        7.2 Noise tolerance           
        7.3 Noise transfer              
        7.4 Transient response and holdover performance             
        7.5 Interfaces      
Annex A  Telecom boundary clock model    
Annex B  Control of the phase transient due to rearrangements in the synchronous Ethernet network    
Annex C  Telecom time slave clock requirements    
        C.1 Physical layer frequency performance requirements  
        C.2 T-TSC packet layer performance requirements for full timing support from the network    
Appendix I  Mitigation of time error due to SyncE/SDH transients    
Appendix II  Derivation of T-BC output transient mask due to SyncE/SDH rearrangement    
       II.1 Background on assumptions for and derivation of T-BC output phase error due to a SyncE/SDH rearrangement    
       II.2 T-BC output phase transient mask        
Appendix III  Background to performance requirements of the T-BC    
      III.1 Noise generation requirements            
      III.2 Noise tolerance            
      III.3 Noise transfer
      III.4 Holdover         
Appendix IV  Consideration on slave clocks embedded in end applications    
Appendix V  Performance Estimation for Cascaded Media Converters acting as T-BCs    
        V.1 Noise generation       
        V.2 Noise tolerance          
        V.3 Noise transfer             
        V.4 Transient response and holdover performance