Table of Contents

 1     Scope          
 2     References
 3     Abbreviations and acronyms             
 4     Layered model of performance for IP service            
 5     Generic IP service performance model         
        5.1     Network components
        5.2     Exchange links and network sections  
        5.3     Measurement points and measurable sections              
        5.4     IP packet transfer reference events (IPREs)    
        5.5     IP packet transfer outcomes   
 6     IP packet transfer performance parameters              
        6.1     Packet qualifications   
        6.2     IP packet transfer delay            
        6.3     IP packet error ratio (IPER)      
        6.4     IP packet loss ratio (IPLR)         
        6.5     Spurious IP packet rate             
        6.6     IP packet reordered ratio (IPRR)           
        6.7     IP packet severe loss block ratio (IPSLBR)          
        6.8     IP packet duplicate ratio (IPDR)             
        6.9     Replicated IP packet ratio (RIPR)           
       6.10     Stream repair parameters      
       6.11     Capacity parameters 
       6.12     Flow-related parameters        
 7     IP service availability             
        7.1     IP service availability function 
        7.2     IP service availability parameters          
Appendix I – IP packet routing considerations    
Appendix II – Secondary terminology for IP packet delay variation    
       II.1     Introduction   
       II.2     Definition of inter-packet delay variation           
       II.3     Definition of 1-point packet delay variation      
       II.4     Guidance on applying the different parameters             
Appendix III – Rate and throughput capacity related parameters    
      III.1     Definition of IP packet rate parameters             
      III.2     References for throughput parameters and measurements    
      III.3     Open issues    
Appendix IV – Tests of IP service availability state and sampling estimation of IP service availability parameters    
       IV.1     Minimal test of IP service availability state (for test methodologies and test sets)         
       IV.2     Test of IP service availability state (using sequential probability ratio test)        
       IV.3     Alternate test of statistical significance to determine IP service availability       
       IV.4     Sampling estimation of IP service availability  
Appendix V – Material relevant to IP performance measurement methods    
Appendix VI – Background on IP service availability    
       VI.1     Introduction  
       VI.2     Background   
       VI.3     Definitions of the regions in Figure VI.1            
       VI.4     Summary        
Appendix VII – Packet performance parameters for estimation  and optimization of stream repair techniques    
      VII.1     Introduction 
      VII.2     Short description of application-layer stream repair techniques            
      VII.3     Simple model of application-layer stream repair techniques   
      VII.4     Example of performance parameters to characterize stream repair variables 
      VII.5     Discussion of parameter measurement and usage      
      VII.6     Additional considerations       
Appendix VIII – IP-layer capacity framework    
     VIII.1     Introduction 
     VIII.2     Terminology and relation to IETF RFC 5136      
     VIII.3     Items for further study            
Appendix IX – Explanation of TCP-based measurement inadequacy to meet normative requirements    
       IX.1     Introduction  
       IX.2     Comparison with normative requirements      
Bibliography