1     Scope           
 2     References 
 3     Definitions 
 4     Abbreviations and acronyms              
 5     Conventions             
 6     General introduction to packet-based time/phase distribution           
        6.1     Requirements for packet-based time and phase distribution    
 7     Architecture of packet-based time/phase distribution            
        7.1     Packet-based time and phase distribution        
        7.2     Time/phase protection aspects             
        7.3     Packet network partitioning    
 8     Security aspects      
 9     Management aspects           
Annex A – Time/phase models based on ITU-T G.805     
Annex B – Inclusion of an external phase/time interface on a PTP clock     
Appendix I – Architecture for time and phase distribution over a packet network
providing partial timing support at the protocol level     
        I.1                  Architecture for partial timing support   
Appendix II – An example of PRTC switching by the BMCA in a ring network     
Appendix III – Generic IWF PTP clock     
Appendix IV – Use cases for mapping from PTP clockClass values to quality
levels     
       IV.1     Use case I       
       IV.2     Use case II      
Appendix V – Deployment examples and the use of partially
aware clock types     
Appendix VI – cnPRTC functional architecture     
       VI.1     Introduction  
       VI.2     cnPRTC functional architecture             
Bibliography