Table of Contents

 1     Scope          
 2     References 
 3     Definitions 
 4     Abbreviations and acronyms
 5     Conventions             
 6     ETH layer hierarchy, domains, topology and connections          
        6.1     MEF global interconnect            
       6.2      Ethernet maintenance entities   
 7     Interface ports on Ethernet transport network equipment           
        7.1     User to network interface (UNI)              
        7.2     Network to network interface (NNI)       
 8     Basic Ethernet MAC layer network (ETH) equipment types       
        8.1     Provider edge bridge (PEB)       
        8.2     Provider edge bridge with remote customer service interface (RCSI PEB)  
        8.3     Provider bridge (PB)    
        8.4     I-type backbone edge bridge (I-BEB)     
        8.5     B-type backbone edge bridge (B-BEB)   
        8.6     IB-type backbone edge bridge (IB-BEB)
        8.7     IB-BEB with customer edge port (CEP)  
        8.8     I-BEB with CEP            
        8.9     RCSI IB-type backbone edge bridge (RCSI IB-BEB)         
       8.10     RCSI I-type backbone edge bridge (RCSI I-BEB)             
       8.11     T-type backbone edge bridge (T-BEB)  
       8.12     TB-type backbone edge bridge (TB-BEB)           
       8.13     Backbone core bridge (BCB)   
 9     Operations, administration, maintenance and provisioning        
10     Protection switching             
11     Control plane          
Appendix I – Examples of IEEE 802.1Q equipment    
Appendix II – IEEE 802.1Q provider network considerations    
       II.1     OAM 
       II.2     Network hierarchy and scalability           
Appendix III – Layer processor and edge processor to ITU-T G.8021 atomic functions expansion