Table of Contents

 1     Scope            
 2     References   
 3     Terms and definitions               
        3.1     Terms defined elsewhere
 4     Abbreviations and acronyms  
 5     Introduction
 6     ITU-T G.8032 network applications      
 7     ITU-T G.8032 support of Ethernet services          
        7.1     Introduction      
        7.2     ITU-T G.8032 ring concepts in support of E-services               
        7.3     ITU-T G.8032 support of E-Line services   
        7.4     ITU-T G.8032 support of E-Tree services   
        7.5     ITU-T G.8032 support of E-LAN services  
        7.6     ITU-T G.8032 support of mixed E-services
 8     Interconnected rings  
        8.1     Configuration for interconnected rings        
        8.2     Topology examples for interconnected Ethernet rings             
 9     Guidelines for management procedures
        9.1     An example procedure for removing an Ethernet ring node   
        9.2     Management procedures to exit the FS state in case of failure of an Ethernet ring node under an FS condition     
        9.3     Replacing an ITU-T G.8032 (2008) v1 Ethernet ring node with an ITU-T G.8032 (2010) v2 Ethernet ring node    
10     End-to-end service resilience  
       10.1     Generic end-to-end service resilience          
       10.2     Layering ITU-T G.8031 protection over ITU-T G.8032         
       10.3     Access sub-ring connected to major ring   
       10.4     Non-ERP node connected in major ring    
11     Protection switching for multiple ERP instances 
       11.1     Multiple ERP instances 
       11.2     Applying protection mechanisms to multiple ERP instances 
       11.3     Protection switching model for multiple ERP instances          
       11.4     Multiple instances of interconnected rings
12     Guidelines for the configuration of VIDs and ring IDs of R-APS channels   
       12.1     Sub-ring with R-APS virtual channel          
       12.2     Sub-ring without R-APS virtual channel    
       12.3     Backward compatibility               
13     Minimizing segmentation in interconnected rings              
       13.1     Characterization of the segmentation issue              
       13.2     Class of double faults addressed 
       13.3     Procedure for minimization of segmentation