�1���� Scope�
�2���� References�
�3���� Definitions��
������� 3.1���� Definition of IP and Frame Relay
performance parameters��
�4���� Abbreviations���
�5���� Conventions�����
�6���� General model for interconnecting
IP routers via Frame Relay�������
�7���� Layered model of performance for IP
services������
�8���� Generic IP service performance
model�����
������� 8.1���� Network components, circuit
sections and network sections�����������
������� 8.2���� Reference path for UNI-to-UNI
Quality of Service assessment������
�9���� Encapsulation of an IP packet into
a Frame Relay frame���
10���� Analytical relationship between IP and Frame Relay performance
parameters�������
������ 10.1���� Loss performance�
������ 10.2���� Delay performance�����������
������
10.3���� IP Delay Variation (IPDV)
performance����
11���� Mapping IP performance to Frame Relay QoS classes����
������ 11.1���� Mapping of FLR to IPLR�
������ 11.2���� Mapping of FRTD to IPTD����������
12���� Implications for planning IP networks������
Annex A � General
transfer delay model����
������� A.1���� Transfer delay model���������
������� A.2���� Components of delay��������
Annex B � Use of the
transfer delay model in planning IP networks����
������� B.1���� Use of the transfer delay model������
������� B.2���� Design of an IP section to meet
the Classes 0 and 2 IPTD objective�����������
Appendix I � Effect
of packet/frame size on the IP transfer delay����
������� I.1���� �� Estimate of IP packet transfer delay using the model���������
Appendix II � Use of
Frame Relay for support of the IP service classes defined in ITU-T Rec.����� Y.1541����
������ II.1���� Simple interconnection of IP
routers
������ II.2���� Calculation of end-to-end delay������
������ II.3���� Estimation of the IPDV�������
������ II.4���� Estimation of IP Packet Loss ratio
(IPLR)��
Appendix III �
General network architecture for an IP network����
����� III.1���� General network architecture for
an IP network������
����� III.2���� IP access network reference model
Appendix IV �
Definition of network components, circuit sections and network sections����
������ IV.1���� Network components�������
������ IV.2���� Circuit sections and network
sections��������
Appendix
V � IP network QoS classes (as per ITU-T Rec. Y.1541)����