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     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     Holdover     
 8     Phase discontinuity 
 9     Interfaces   
        9.1     Phase and time interfaces        
        9.2     Frequency interfaces  
Appendix I – Measuring the performance of a PRTC or a PRTC combined with
T-GM     
        I.1     Factors influencing the performance of a GNSS-based PRTC      
        I.2     Phase wander measurement   
        I.3     Time error measurements         
Appendix II – PRTC functional model     
Appendix III – Information exchanged over the time interface     
Appendix IV – PRTC locations