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     Performance attributes             
        6.1     Mean one-way delay       
        6.2     One-way packet delay variation    
        6.3     Packet loss ratio
        6.4     Path unavailability            
 7     Performance measurement requirements           
        7.1     Active measurement requirements             
        7.2     Passive measurement requirements            
        7.3     Measurement time-scales              
        7.4     Measurement system unavailability             
        7.5     Interaction of policing and performance measurement           
        7.6     Clock synchronization     
        7.7     Measurement granularity               
 8     Measurement network model 
        8.1     Network partitioning       
        8.2     Applied measurements   
 9     Measurement procedures       
        9.1     Active measurement procedures 
        9.2     Passive measurement procedures
10     Requirements for trustworthy IP QoS measurement and monitoring             
11     Security considerations           
       11.1     Impact of security on measurement of performance              
       11.2     Impact of performance measurement on security   
Appendix I – Summary of performance objectives and measurements    
Appendix II – Generic inter-domain management process for measurement systems    
Appendix III – Measuring IP network performance with the two-way active measurement protocol    
      III.1     Introduction       
      III.2     Two-way active measurement protocol        
Bibliography