CONTENTS

 1     Scope
 2     References
 3     Abbreviations
 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
                  5.5.1     Global routing information and permissible output links
                  5.5.2     Corresponding events
                  5.5.3     Notes about the definitions of successful, errored, lost and spurious packet outcomes
 6     IP packet transfer performance parameters
        6.7     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 – Flow and throughput capacity related parameters
      III.1     Definition of IP throughput parameters
      III.2     Measurements using throughput probes
                III.2.1     Destination limited source
                III.2.2     Throughput probe
                III.2.3     Probe performance parameters
                III.2.4     Creating lower bounds on capacity currently available to applications
                III.2.5     Open issues
Appendix IV – Minimal test of IP service availability state and sampling  estimation of IP service availability parameters
       IV.1     Minimal test of IP the service availability state (for test methodologies and test sets)
       IV.2     Sampling estimation of IP service availability
Appendix V – Material relevant to IP performance measurement methods
Appendix VI – Bibliography
Appendix VII – Terminology related to IP packet arrival order
      VII.1     Introduction
      VII.2     Background
      VII.3     Definitions