Table of Contents

 1     Scope          
 2     References
 3     Terms and definitions          
 4     Abbreviations and acronyms             
 5     Conventions            
 6     Aspects common to both frame-mapped and transparent-mapped modes of GFP    
        6.1     Basic signal structure for GFP client frames     
        6.2     GFP control frames    
        6.3     GFP frame-level functions      
        6.4     Management communications frame
 7     Payload-specific aspects for frame-mapped GFP      
        7.1     Ethernet media access control payload             
        7.2     HDLC/PPP payload     
        7.3     Fibre channel payload via FC-BBW_SONET      
        7.4     Error handling in frame-mapped GFP
        7.5     IEEE 802.17 resilient packet ring payload          
        7.6     Direct mapping of multiprotocol label switching into GFP-F frames      
        7.7     Direct mapping of IP and OSI network layer PDUs into GFP-F frames   
        7.8     DVB ASI payload         
        7.9     Transporting Ethernet 10GBASE-R payloads with preamble transparency and ordered set information    
       7.10     Precision time protocol           
       7.11     Synchronization status messages       
 8     Payload-specific aspects for transparent mapping of 8B/10B clients into GFP              
        8.1     Common aspects of GFP-T      
        8.2     Running disparity in 64B/65B codes   
        8.3     Client-specific signal fail aspects          
        8.4     Synchronous full-rate transparent mapping of 8B/10B clients into GFP
        8.5     Asynchronous (full- or sub-rate) mapping of 8B/10B clients into GFP   
Appendix I – Examples of functional models for GFP applications    
Appendix II – Sample GFP payload types    
Appendix III – GFP frame example illustrating transmission order and CRC calculation    
      III.1     Worked example for a GFP-F frame     
      III.2     Worked example for a GFP-T superblock CRC calculation            
      III.3     Worked example for a GFP-F encapsulated MPLS frame             
Appendix IV – Number of superblocks used in transparent GFP    
       IV.1     Introduction 
       IV.2     Calculation of spare bandwidth           
       IV.3     Calculation of available bandwidth for CMFs and MCFs             
Appendix V – Bandwidth requirements for Ethernet transport    
Appendix VI – Ethernet physical layer defect signals    
Appendix VII – Ethernet throughput of ODUflex for GFP-F mapped client signals    
Bibliography