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 (MCF)           
7 Payload-specific aspects for frame-mapped GFP 
        7.1 Ethernet MAC 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 RPR payload
        7.6 Direct mapping of MPLS 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     
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
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