1
Introduction and Scope
1.1 Introduction
1.2 Scope
2 References
3 Abbreviations
4 Transfer
capacity, capacity agreements, and the applicability of QoS classes
5 Network
performance objectives
5.1 General
discussion of QoS
5.2 Reference
path for UNI to UNI QoS
5.3 Network
QoS classes
6 Availability
objectives
7 Achievement
of the performance objectives
8 Concatenating network
sections and their QoS values
8.1
Introduction
8.2
Composing UNI-UNI values
8.3 Impairment accumulation procedures
9 Security
Appendix I – ATM network QoS support of IP QoS
Appendix II – IP delay variation parameter definition
considerations
Appendix III – Example hypothetical reference paths for
validating the IP performance objectives
III.1 Number
IP nodes in the HRP
III.2 Example
computations to support end-end Class 0 and Class 1 delay
III.3 Example
end-end class 1 delay computation
III.4 Example
computations to support end-end class 4 delay
III.5 Loading
within the HRP
III.6 Geostationary
satellites within the HRP
Appendix IV – Example calculations of IP packet delay
variation
IV.1 Contributors
to IP packet delay variation
IV.2 Models
and calculation procedures to establish an upper bound to the IPDV
IV.3 Calculation
examples
Appendix V – Material relevant to IP performance measurement
methods
Appendix VI – Applicability of the Y.1221 transfer
capabilities and IETF differentiated
services to IP QoS classes
Appendix VII – Effects of network QoS on end-to-end speech
transmission performance as perceived by
the user
VII.1 Example
VoIP Calculations with Y.1541 Class 0 network performance
VII.2 Example
VoIP Calculations with Y.1541 Class 1 network performance
VII.3 Speech
quality calculations for Y.1541 hypothetical reference paths
Appendix VIII – Effects of IP network performance on digital
television transmission QoS
VIII.1 Introduction
VIII.2 Hypothetical Reference Endpoint (HRE) for high-bandwidth
video signals
VIII.3 Service profiles and end-to-end packet performance
requirements
VIII.4 Forward Error Correction (FEC)/Interleaving to improve
UNI-UNI performance
VIII.5 Laboratory assessment of Forward Error Correction
(FEC)/Interleaving effectiveness
VIII.6 Additional performance parameters
Appendix IX – Effects of network QoS on end-to-end data
transmission performance using TCP
IX.1 Introduction
IX.2 Model of TCP performance
IX.3 TCP Hypothetical Reference Endpoint (HRE)
IX.4 Observations
IX.5 Summary
of TCP capacity estimates
BIBLIOGRAPHY