Table of Contents

 1     Scope            
 2     References   
 3     Definitions   
        3.1     Terms defined elsewhere
        3.2     Terms defined in this Recommendation     
 4     Abbreviations and acronyms  
 5     Conventions
 6     Functional components            
        6.1     Maintenance entity (ME)               
        6.2     Maintenance end group (MEG)    
        6.3     MEG end points (MEPs) 
        6.4     MEG intermediate points (MIPs)  
 7     OAM functions           
        7.1     Identification of OAM packets from user-traffic packets       
        7.2     OAM functions specification        
 8     OAM PDU formats    
        8.1     Continuity check and connectivity verification        
        8.2     Transport plane loopback formats              
        8.3     Alarm indication signal (AIS) and link down indication (LDI) formats
        8.4     Lock instruct (LI) and lock report (LKR) formats    
        8.5     Test (TST) formats          
        8.6     Loss measurement message/loss measurement reply (LMM/LMR) formats      
        8.7     One-way delay measurement (1DM) formats           
        8.8     Two-way delay measurement measure/delay measurement reply (DMM/DMR) formats    
        8.9     Client signal fail (CSF) formats     
       8.10     Experimental message/experimental reply (EXM/EXR) formats         
       8.11     Management communication channel and signalling communication channel formats
 9     MPLS-TP OAM procedures     
        9.1     Continuity check and connectivity verification        
        9.2     Transport plane loopback procedures         
        9.3     Alarm indication signal (AIS) and link down indication (LDI) procedures           
        9.4     Lock indication (LI) and lock report (LKR) procedures          
        9.5     Test (TST) procedures     
        9.6     Loss measurement message/loss measurement reply (LMM/LMR) procedures
        9.7     One-way delay measurement (1DM) procedures      
        9.8     Two-way delay measurement message/delay measurement reply (DMM/DMR) procedures    
        9.9     Client signal fail (CSF) procedures               
Appendix I – MPLS-TP network scenarios    
        I.1     Maintenance entity group (MEG) nesting example   
Appendix II – Requirements traceability    
Bibliography