1     Scope           
 2     References 
 3     Definitions 
 4     Abbreviations and acronyms              
 5     Conventions             
 6     Time error, wander and jitter in locked mode             
        6.1     Time error in locked mode      
        6.2     Wander in locked mode           
        6.3     Jitter 
 7     Phase discontinuity 
 8     Transient response and holdover performance         
        8.1     Transient between time locked and frequency
reference locked            
        8.2     Phase/time holdover
based on local frequency reference during loss of phase/time input     
 9     Interfaces  
        9.1     Phase and time interfaces       
        9.2     Frequency interfaces 
Annex A – ePRTC autonomous primary reference clock requirements     
Appendix I – ePRTC functional model     
Appendix II – ePRTC holdover model     
       II.1     General clock model   
       II.2     Ideal holdover model  
       II.3     ePRTC holdover performance characterization 
Bibliography