CONTENTS

 1     Scope 
 2     References 
 3     Terms and definitions       
 4     Abbreviations and acronyms        
 5     Introduction      
        5.1     G.9954 protocol stack overview    
        5.2     Network reference model  
        5.3     The protocol stack 
 6     PHY layer specification    
        6.1     Overview  
        6.2     Transmitter reference model           
        6.3     Framing  
        6.4     Scrambler  
        6.5     Constellation encoder        
        6.6     QAM/FDQAM modulator
        6.7     Minimum device requirements        
        6.8     Transmitter electrical specification  
        6.9     Receiver electrical specification      
       6.10     Input impedance   
 7     Media Access Protocol Specification       
        7.1     Modes of operation           
        7.2     Asynchronous MAC mode operation         
        7.3     Synchronous MAC mode operation           
        7.4     Packet aggregation
 8     Compatibility specification
        8.1     Spectral compatibility with other services on the same wire 
        8.2     Coexistence and interoperability with G.9951/2 and AMAC nodes 
        8.3     Detection of G.9951/2 nodes         
        8.4     Master requirements in a mixed network    
        8.5     Transmissions to G.9951/2 nodes  
        8.6     Coexistence of Synchronous and Asynchronous MAC modes        
 9     G.9954 Quality of Service           
        9.1     General description
        9.2     Service flows and QoS parameters
        9.3     Convergence layer traffic classification        
        9.4     Flow Signalling Protocol    
        9.5     Admission control  
        9.6     QoS support in AMAC mode        
10     Link Layer Protocol Specification           
       10.1     Overview 
       10.2     Basic link layer frame format         
       10.3     Link layer control frames   
       10.4     Rate Negotiation control function  
       10.5     Link Integrity Function      
       10.6     Capability and Status Announcement         
       10.7     LARQ: Limited Automatic Repeat Request Protocol         
       10.8     Vendor-specific formats    
       10.9     PNT Certification and Diagnostics Protocol           
      10.10     Link-layer framing extensions       
      10.11     Reed-Solomon coding with intra-frame interleaving (Optional)      
      10.12     Collision Management Protocol    
      10.13     Frame bursting protocol   
      10.14     MAC cycle synchronization         
      10.15     Network Admission Control (Registration) Protocol         
      10.16     Master selection protocol 
      10.17     Flow Signalling Protocol  
      10.18     Timestamp Report Indication message (optional)  
Annex A – Mechanical interface (MDI)    
        A.1     MDI connector     
Annex B – Network test loops    
        B.1     Wire model           
        B.2     Test loops 
Appendix I – Convergence layers    
        I.1        Overview 
        I.2        Convergence Layer primitives      
        I.3        Convergence layer architecture     
        I.4        Flow setup triggering        
        I.5        Classification        
        I.6        Convergence Layer interfaces to upper-protocol layers     
        I.7        Protocol-Specific convergence layers       
Appendix II – Media Independent Interface (MII) Recommendations    
       II.1     MII overview         
       II.2     G.9951/2 signalling Recommendations        
       II.3     The "Off-Chip" G.9954 convergence layer  
Appendix III  End-to-end architecture    
      III.1     G.9954 to G.9954 protocol stack  
      III.2     Ethernet-PNT interface      
      Page
      III.3
     USB to G.9954 protocol stack      
      III.4     IEEE 1394 to G.9954 protocol stack         
      III.5     DOCSIS to G.9954 protocol stack
Appendix IV – Network synchronization    
       IV.1     Synchronization requirements        
       IV.2     The network synchronization model           
       IV.3     Summary of synchronization mechanisms   
Appendix V – Support for Variable Bit Rate (VBR) flows    
        V.1     Per-Cycle bandwidth request        
        V.2     UGS + shared transmission opportunity     
        V.3     UGS + explicit bandwidth requests
        V.4     UGS + spare bandwidth   
Appendix VI – Quality of Service (QoS) parameters    
Appendix VII – Simultaneous applications test profiles    
Appendix VIII – Media access planning guidelines    
     VIII.1     Resource management      
     VIII.2     Media resource allocation and assignment 
     VIII.3     Burst size management     
     VIII.4     MAC cycle length management    
     VIII.5     Traffic policing and shaping           
     VIII.6     Latency and jitter control  
     VIII.7     MAP generation   
BIBLIOGRAPHY